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CAS No. : | 405520-68-5 | MDL No. : | MFCD02258943 |
Formula : | C9H12BNO3 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | QJYYVSIRDJVQJW-UHFFFAOYSA-N |
M.W : | 193.01 | Pubchem ID : | 3503767 |
Synonyms : |
|
Num. heavy atoms : | 14 |
Num. arom. heavy atoms : | 6 |
Fraction Csp3 : | 0.22 |
Num. rotatable bonds : | 3 |
Num. H-bond acceptors : | 3.0 |
Num. H-bond donors : | 2.0 |
Molar Refractivity : | 54.17 |
TPSA : | 60.77 Ų |
GI absorption : | High |
BBB permeant : | No |
P-gp substrate : | No |
CYP1A2 inhibitor : | No |
CYP2C19 inhibitor : | No |
CYP2C9 inhibitor : | No |
CYP2D6 inhibitor : | No |
CYP3A4 inhibitor : | No |
Log Kp (skin permeation) : | -7.27 cm/s |
Log Po/w (iLOGP) : | 0.0 |
Log Po/w (XLOGP3) : | 0.29 |
Log Po/w (WLOGP) : | -0.93 |
Log Po/w (MLOGP) : | 0.11 |
Log Po/w (SILICOS-IT) : | -1.28 |
Consensus Log Po/w : | -0.36 |
Lipinski : | 0.0 |
Ghose : | None |
Veber : | 0.0 |
Egan : | 0.0 |
Muegge : | 1.0 |
Bioavailability Score : | 0.55 |
Log S (ESOL) : | -1.34 |
Solubility : | 8.85 mg/ml ; 0.0459 mol/l |
Class : | Very soluble |
Log S (Ali) : | -1.13 |
Solubility : | 14.4 mg/ml ; 0.0744 mol/l |
Class : | Very soluble |
Log S (SILICOS-IT) : | -1.35 |
Solubility : | 8.6 mg/ml ; 0.0446 mol/l |
Class : | Soluble |
PAINS : | 0.0 alert |
Brenk : | 1.0 alert |
Leadlikeness : | 1.0 |
Synthetic accessibility : | 1.43 |
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
34% | With potassium carbonate;Pd-FibreCat 1007; In N,N-dimethyl-formamide; at 80℃; for 3h; | Step b: 5'-(1-(Benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(hydroxymethyl)-N,N-dimethylbiphenyl-4-carboxamide 1-(Benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(hydroxymethyl)-phenyl)cyclopropanecarboxamide (39 mg, 0.10 mmol), 4-(dimethylcarbamoyl)-phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.3 mL, 0.3 mmol), Pd-FibreCat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was heated at 80 C. for 3 h. After cooling, the mixture was filtered and purified by reverse phase HPLC to yield 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(hydroxymethyl)-N,N-dimethylbiphenyl-4-carboxamide (16 mg, 34%). ESI-MS m/z calc. 458.5, found 459.5 (M+1)+; Retention time 2.71 minutes. |
34% | With K2CO3; In N,N-dimethyl-formamide; | Step b: 5'-(1-(Benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(hydroxymethyl)-N,N-dimethylbiphenyl-4-carboxamide 1-(Benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(hydroxymethyl)-phenyl)cyclopropanecarboxamide (39 mg, 0.10 mmol), 4-(dimethylcarbamoyl)-phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.3 mL, 0.3 mmol), Pd-FibreCat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was heated at 80 C. for 3 h. After cooling, the mixture was filtered and purified by reverse phase HPLC to yield 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(hydroxymethyl)-N,N-dimethylbiphenyl-4-carboxamide (16 mg, 34%). ESI-MS m/z calc. 458.5, found 459.5 (M+1)+; Retention time 2.71 minutes. |
34% | With potassium carbonate; In N,N-dimethyl-formamide; at 80℃; for 3h; | 1-(Benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(hydroxymethyl)-phenyl)cyclopropanecarboxamide (39 mg, 0.10 mmol), 4-(dimethylcarbamoyl)-phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.3 mL, 0.3 mmol), Pd-Fibre Cat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was heated at 80 C. for 3 h. After cooling, the mixture was filtered and purified by reverse phase HPLC to yield 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(hydroxymethyl)-N,N-dimethylbiphenyl-4-carboxamide (16 mg, 34%). ESI-MS m/z calc. 458.5. found 459.5 (M+1)+; Retention time 2.71 minutes. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
20% | With potassium carbonate;Pd-FibreCat 1007; In N,N-dimethyl-formamide; at 150℃; for 0.166667h;Microwave irradiation; | Step b: 5'-(1-(Benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(cyanomethyl)-N,N-dimethylbiphenyl-4-carboxamide 1-(Benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(cyanomethyl)phenyl)cyclopropane-carboxamide (40 mg, 0.10 mmol), 4-(dimethylcarbamoyl)phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.2 mL, 0.2 mmol), Pd-FibreCat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was irradiated in the microwave at 150 C. for 10 minutes. Volatiles were removed in vacuo and crude product was purified by chromatography on silica gel (eluding with 0-100% ethyl acetate in hexanes) to afford 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(cyanomethyl)-N,N-dimethylbiphenyl-4-carboxamide (9.1 mg, 20%). ESI-MS m/z calc. 467.2, found 468.5 (M+1)+; retention time 2.96 minutes. |
20% | With K2CO3; In N,N-dimethyl-formamide; | Step b: 5'-(1-(Benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(cyanomethyl)-N,N-dimethylbiphenyl-4-carboxamide 1-(Benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(cyanomethyl)phenyl)cyclopropane-carboxamide (40 mg, 0.10 mmol), 4-(dimethylcarbamoyl)phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.2 mL, 0.2 mmol), Pd-FibreCat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was irradiated in the microwave at 150 C. for 10 minutes. Volatiles were removed in vacuo and crude product was purified by chromatography on silica gel (eluting with 0-100% ethyl acetate in hexanes) to afford 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(cyanomethyl)-N,N-dimethylbiphenyl-4-carboxamide (9.1 mg, 20%). ESI-MS m/z calc. 467.2, found 468.5 (M+1)+; retention time 2.96 minutes. |
20% | With potassium carbonate; In N,N-dimethyl-formamide; at 150℃; for 0.166667h;Microwave irradiation; | 1-(benzo[d][1,3]dioxol-5-yl)-N-(3-bromo-4-(cyanomethyl)phenyl)cyclopropane-carboxamide (40 mg, 0.10 mmol), 4-(dimethylcarbamoyl)phenylboronic acid (29 mg, 0.15 mmol), 1 M K2CO3 (0.2 mL, 0.2 mmol), Pd-FibreCat 1007 (8 mg, 0.1 mmol), and N,N-dimethylformamide (1 mL) were combined. The mixture was irradiated in the microwave at 150 C. for 10 minutes. Volatiles were removed in vacuo and crude product was purified by chromatography on silica gel (eluting with 0-100% ethyl acetate in hexanes) to afford 5'-(1-(benzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-2'-(cyanomethyl)-N,N-dimethylbiphenyl-4-carboxamide (9.1 mg, 20%). ESI-MS m/z calc. 467.2. found 468.5 (M+1)+; retention time 2.96 minutes. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With cesium fluoride; tricyclohexylphosphine;palladium diacetate; In acetonitrile; at 90℃; for 1.5h; | Combine trifluoromethanesulfonic acid 6-methoxy-1- [4- (2-piperidin-1-yl-ethoxy)- phenoxy]-naphthalen-2-yl ester (247 mg, 0.47 mmol), 4- (N, N- Dimethylaminocarbonyl) phenylboronic acid (272 mg, 1.41 mmol), palladium acetate (II), (32 mg, 0.14 mmol), cesium fluoride (643 mg, 4.23 mmol), tricyclohexylphosphine (43mg, 0.16 mmol) and acetonitrile (7 mL), stir and heat at 90C. After 90 min, cool to ambient temperature and filter through celite. Purify the crude reaction mixture using radial chromatography eluting with 4% methanol in dichloromethane, combining product fractions to give 256 mg of4- {6-methoxy-l- [4- (2-piperidin-l-yl-ethoxy)-phenoxy]- naphthalen-2-yl}-N, N-dimethyl-benzamide. Form the hydrochloride salt by adding 0.8 mL of a IN HCl in Et20 solution and dry to give 264 mg of the corresponding hydrochloride salt. Prepare the title compound in a manner analogous to that of 5- {6-hydroxy-1- [4- (2- piperidin-l-yl-ethoxy)-phenoxy]-naphthalen-2-yl}-2, 3-dihydro-isoindol-l-one hydrochloride using 4- {6-methoxy-1- [4- (2-piperidin-1-yl-ethoxy)-phenoxy]-naphthalen- 2-yl}-N, N-dimethyl-benzamide hydrochloride (264mg, 0.47mmol). Purify the crude product by radial chromatography to yield 122 mg (51%) of the free base of title compound. Mass spectrum (ion spray): m/z =511 (M+1). Form the hydrochloride salt by adding 0.7 mL of a IN HCl in Et20 solution to give 131 mg of the title compound. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
4-(Dihydroxyboryl) benzoic acid (34.4 g, 0.21 mol) was added to thionyl chloride (300 ml), the reaction mixture was heated at reflux overnight and evaporated to dryness, the residue was added dimethylamine (167 ml of a 40% solution in water), the reaction mixture was heated at reflux for 20 min. and filtered while still hot, the filtrate was cooled to room temperature and added concentrated hydrochloric acid and the title compound precipitated. Yield 25.1 g. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With potassium carbonate;bis-triphenylphosphine-palladium(II) chloride; In 1,2-dimethoxyethane; for 0.666667h;Heating / reflux; | 4-(Dihydroxyboryl)-(N,N-dimethylbenzamide) (1.2 g, 6.2 mmol), 2-amino-5-bromobenzonitrile (1.1 g, 5.6 mmol, 0.9 eq), potassium carbonate (2.3g, 16.9 mmol, 3.3 eq.), dimethoxyethylenglycol (20 ml) and water (10 ml) was mixed nitrogen was bobbled through the mixture, bis(triphenylphosphine)palladium (II) chloride (0.05 g) was added, the reaction mixture was heated at reflux for 40 min, cooled to room temperature, added water (50 ml) and extracted with ethyl acetate (50 ml), the organic phase was washed with water (30 ml) dried, evaporated and the title compound was left as an oil. Yield 1.17 g. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
59% | With caesium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,2-dimethoxyethane; ethanol; water; at 80℃; | 4-(N, N-Dimethylaminocarbonyl) phenylboronic acid (415 mg, 2.15 mmole), 2-5- dibromothiophene (1.14 grams, 4.73 mmole), cesium carbonate (2.1 grams, 6.45 mmole), and tetrakis (triphenylphosphine) palladium (240 mg, 0.22 mmole) were slurried in ethylene glycol dimethyl ether/water/ethanol (7: 3: 2,20 ml). The mixture was heated in a round bottom flask at 80 C overnight. The mixture was cooled, treated with water and extracted with chloroform (3 times). The organic layers were combined, dried over sodium sulfate, filtered, and evaporated under reduced pressure to afford the product as an oil. The oil was purified on silica gel using 40% ethyl acetate in hexanes as the eluant. The compound was obtained as a pale yellow solid (59% recovery).'HNMR (300. 132 MHz, DMSO) 6 7. 67 (d, J= 9. 4 Hz, 1H), 7.46-7. 43 (m, 3H), 7.29 (d, J= 4. 7 Hz, 1H), 2.95 (s, 6H); MS m/z : 311 (M+H) +. |
59% | With caesium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,2-dimethoxyethane; ethanol; water; at 80℃; | 4-(iV,N-Dimethylaminocarbonyl)phenylboronic acid (415 mg, 2.15 mmole), 2-5- dibromothiophene (1.14 grams, 4.73 mmole), cesium carbonate (2.1 grams, 6.45 mmole), and tetrakis(triphenylphosphine)palladium (240 mg, 0.22 mmole) were slurried in ethylene glycol dimethyl ether/water/ethanol (7:3:2, 20 mL). The mixture was heated in a round bottom flask at 80 0C overnight. The mixture was cooled, treated with water and extracted with chloroform (3 times). The organic layers were combined, dried over sodium sulfate, filtered, and evaporated under reduced pressure to afford the product as an oil. The material was purified on silica gel using 40% ethyl acetate in hexanes as the eluant. The compound was obtained as a pale yellow solid (59% recovery). 1H NMR (300.132 MHz, DMSO) delta 7.67 (d, EPO <DP n="15"/>J= 9.4 Hz, IH), 7.46 - 7.43 (m, 3H), 7.29 (d, J= 4.7 Hz, IH), 2.95 (s, 6H); MS m/z: 311(M+H)+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,2-dimethoxyethane; at 90℃; for 1h; | A solution of methyl {3-[2-([(1E)-1-(4-bromophenyl)propylidene]amino}oxy)ethoxy]phenyl}acetate (635mg) in dimethoxyethane (6.0mL) was added by p-dimethylaminocarbonylbenzeneboronic acid (353mg), sodium carbonate (205mg) aqueous solution and tetrakis(triphenylphosphine)palladium(0) (89mg) successively and the mixture was stirred for an hour at 90C. The mixture was cooled down till room temperature, added by water and filtrated. The filtrate was extracted by ethyl acetate and the organic layer was washed with water and saturated brine successively, dried over and then concentrated. The residue was purified by column to give the title compounds having the following physical data. TLC:Rf 0.16 (n-hexane : ethyl acetate = 1 : 1). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With potassium acetate; caesium carbonate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In dimethyl sulfoxide; at 60℃; for 5.5h; | In a flask were combined 82 (100 mg), 4-(dimethylaminocarbonyl)phenylboronic acid (71 mg), Cs2CO3 (120 mg), KOAc (20 mg), and Pd(dppf)Cl2 (10 mg). The flask was flushed with Ar, and DMSO (6 mL) added; the material was then heated at 60 C. during 3 h, with the more Pd(dppf)Cl2 (5 mg) added after 2.5 h. The reaction mixture was cooled and added to DCM (25 mL) and 1% NaS2CNMe2 (75 mg); the laters were separated and the aqueous phase extracted 3×25 mL DCM. The combined organics were washed with water (25 mL) and brine (25 mL), then dried on Na2SO4. Concentration and HPLC putification of the material gave 118 as a white solid, 64. mg. MS (ESI(+)) m/e 564.3 (M+H)+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With triethylamine;bis-triphenylphosphine-palladium(II) chloride; In ethanol; at 120℃; for 0.333333h;Microwave; | Compound 144 (30 mg), along with 4-(dimethylaminocarbonyl)phenylboronic acid (21 mg), Pd(Ph3P)2Cl2 (2 mg), and NEt3 (31 muL), was dissolved in EtOH (900 muL), which was heated in the microwave at 120 C. during 20 minutes. The reaction mixture was added to silica gel (1 g) and the solvent allowed to evaporate; purification of the residue by silica gel chromatography gave a single diastereomer of 138 as a white solid, 30 mg. MS (ESI(+)) m/e 578.3 (M+H)+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
53% | With triethylamine;bis-triphenylphosphine-palladium(II) chloride; In ethanol; at 120℃; for 0.333333h;Microwave; | To a solution of aryl bromide 168 (500 mg, 2 mmol) in EtOH (5 mL) was added Et3N (651 muL, 5 mmol), [4-(N,N-dimethylaminocarbony)phenyl]boronic acid (391 mg, 2 mmol) and Pd(PPh3)3Cl2 (109 mg, 0.2 mmol). The mixture was heated by microwave at 120 C. for 20 min and then concentrated and purified by flash chromatography to yield 320 mg (53%) of 169. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
37% | With sodium carbonate;bis-triphenylphosphine-palladium(II) chloride; In 1,2-dimethoxyethane; water; at 80℃; for 1.5h; | Step 3: A mixture of 1-(5-bromopyridin-2-yl)-4-cyclopropylpiperazine, (2.5 g, 8.86 mmol), 4-(N, N- dimethylaminocarbonyl)-phenyl boronic acid (2.5 g, 13.0 mmol), tetrakis(triphenylphosphine)- palladium(O) (300 mg, 0.26 mmol), and anhydrous sodium carbonate (2.0 g, 18.9 mmol) was purged with nitrogen. 1 ,2-Dimethoxyethane (30 ml_) and water (7 ml_) were added and the reaction mixture was heated at 800C for 1 .5 hours and filtered upon cooling to 0-50C. The crystals were washed with water (20 ml_), dried and then dissolved in acetone (130 ml_). Addition of HCI9 in methanol afforded 1 .41 g (37 %) of 4-[6-(4-cyclopropylpiperazin-1 -yl)- piperidin-3-yl]-N,N-dimethylbenzamide, dihydrochloride.1H NMR (400 MHz, DMSO-c(6) delta 1 1 .36 (brs, 1 H), 8.50 (d, 1 H), 8.18 (dd, 1 H) 7.75 (d, 2H), 7.50 (d, 2H), 7.26 (d, 1 H), 4.51 (d, 2H), 3.56 (m, 4H), 3.53 (brs, 2H), 3.00 (s, 3H), 2.96 (s, 3H), 2.89 (brs, 1 H), 1 .20 (m, 2H), 0.82 (m, 2H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With sodium carbonate;dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; In 1,4-dioxane; water; at 150℃; for 0.333333h;Microwave irradiation; | Example 59 : 6'-Amino-Lambda/4,Lambda/4-dimethyl-1,1l:3l,1"-terphenyl-4,5'-dicarboxamide; 4-Amino-5-bromo-3-biphenyl-carboxamide (Intermediate 7, 50 mg, 0.17 mmol), {4- [(dimethylamino)carbonyl]phenyl}boronic acid (50 mg, 0.26 mmol), sodium carbonate (109 mg, 1.03 mmol) and dichloro(1 ,r-bis-(diphenylphosphino)-ferrocene)palladium(ll)- EPO <DP n="97"/>dichloromethane adduct (13 mg, 0.017 mmol) were slurried with 1 ,4-dioxane (1 mL) and water (1 mL). The mixture was heated with stirring in a microwave reactor at 150 0C for 20 mins. The cooled mixture was filtered through a silica cartridge, eluting with methanol and the eluent concentrated in vacuo. The crude solid was dissolved in DMSO / methanol solution (1 :1 , 1 mL), filtered, and purified by preparative HPLC using a 20-60% MeCN (aq) gradient. Fractions corresponding to the desired product were identified by LCMS, and passed through an aminopropyl functionalised silica cartridge (pre-equilibrated with methanol, 2 column volumes), eluting with methanol. Concentration yielded the title compound (22.4 mg, 0.06 mmol).MS [M+1]+ 360.34; 1H NMR 4H (400.13 MHz, Cf6-DMSO, TMS): 8.10 (br s, 1 H), 7.91 d, J = 2.0 Hz, 1 H), 7.70 (d, J = 7.3HZ, 2H), 7.54 (d, J = 8.3Hz, 2H), 7.51 (d, J = 8.3Hz, 2H), 7.43-7.37 (m, 3H), 7.31 (br s, 1 H), 7.26 (t, J = 7.4Hz, 1 H), 6.39 (s, 2H), 3.00 (s, 6H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With sodium carbonate;dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; In 1,4-dioxane; water; at 150℃; for 0.333333h;Microwave irradiation; | Example 63 6'-Amino-4"-fluoro-/V/V*-dimethyM ,1 "tf1,. "-terphenyl-4,51- dicarboxamide; 4-Amino-5-bromo-41-fluoro-3-biphenyl-carboxamide (Intermediate 13, 53 mg, 0.17 mmol), {4-[(dimethylamino)carbonyl]phenyl}boronic acid (50 mg, 0.26 mmol), sodium carbonate (109 mg, 1.03 mmol) and dichloro(1 ,1'-bis-(diphenylphosphino)-ferrocene)palladium(ll)- dichloromethane adduct (13 mg, 0.017 mmol) were slurried with 1 ,4-dioxane (1 mL) and water (1 mL). The mixture was heated with stirring in a microwave reactor at 150 0C for 20 mins. The cooled mixture was diluted with methanol (10 mL), filtered through a silica cartridge (500 mg silica) and the eluent concentrated in vacuo. The resulting crude solid was dissolved in 1 :1 DMSO / methanol solution (1 mL), filtered, and purified by preparative HPLC using a 30-80% MeCN (aq) gradient. Fractions corresponding to the desired product were identified by LCMS, and passed through an aminopropyl functionalised silica cartridge (1 g sorbent, pre-equilibrated with methanol, 2 column volumes), eluting with methanol. Concentration in vacuo yielded the title compound (14.5 mg, 0.04 mmol) as a white solid.MS [M+1]+ 378.24, 1H NMR delta* (400.13 MHz, Gf6-DMSO1 TMS): 8.10 (br s, 1 H), 7.88 (d, J = 1.8 Hz, 1 H), 7.74 (dd, J = 8.8, 5.5 Hz, 2H), 7.53 (d, J = 8.3Hz, 2H), 7.50 (d, J = 8.3Hz, 2H), 7.40 (d, J = 2.0 Hz, 1H), 7.32 (br s, 1 H), 7.23 (t, J = 8.9 Hz, 2H), 6.40 (br s, 2H), 3.00 (s, 6H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With potassium acetate; caesium carbonate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In dimethyl sulfoxide; at 60℃; for 5.5h; | EXAMPLE 9; Under an argon atmosphere compound 25 (synthesized according to procedure described in Example 1, compound 12) (100 mg), 4-(dimethylaminocarbonyl)phenylboronic acid (71 mg), Cs2CO3 (120 mg), KOAc (20 mg), and Pd(dppf)Cl2 (10 mg) were suspended in DMSO (6 mL) and heated at 60 C. during 3 h. Additional Pd(dppf)Cl2 (5 mg) was added to the reaction mixture after 2.5 h. The reaction mixture was then cooled to rt and diluted with DCM (25 mL) and then extracted with aqueous solution of NaS2CNMe2 (8 mL). The aqueous layer was separated and extracted with DCM (3×25 mL). The combined organics were washed with water (25 mL) and brine (25 mL), dried on Na2SO4, and concentrated under reduced pressure. The crude material was purified using silica gel column chromatography to yield the desired product. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With oxygen; triethylamine;copper diacetate; In dichloromethane; at 20℃; for 18h;Molecular sieve; | General Procedure 19.8 (Copper mediated N-arylation); Example 19.8 Preparation of 4-{ r-[3-(dimethylamino)-l,2,4-thiadiazol-5-yl]-4,4'-bipiperidin-l-yl}-N,N- dimethylbenzamide; A suspension of 4-(dimethylaminocarbonyl)phenylboronic acid (276mg; 1.43 lmmol) in dichloromethane (1OmL) was treated with activated powdered 4A molecular sieves (1.5g), Cu(OAc)2 (87mg; 0.477mmol), compound 19.3 (141mg; 0.477mmol) and triethylamine (134I¼L; 0.954mmol). The reaction vessel was purged with oxygen and the mixture stirred under an oxygen atmosphere at ambient temperature for 18hr. The now brown mixture was filtered through Celite. The eluant was adsorbed onto silica gel. The silica gel was exhaustively eluted without fractionation (40: 1 CH2Cl2ZMeOH). The eluant was evaporated to a yellow oil and chromatographed (PTLC; 40: 1 CH2Cl2/MeOH). The major band was collected affording the title compound. LRMS calc: 442.3 obs: 443.2 (M+H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
58% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In water; N,N-dimethyl-formamide; at 105℃; for 0.416667h; | Compound 16-1 (251 mg, 1 mmol), <strong>[405520-68-5]4-(N,N-dimethylaminocarbonyl)phenylboronic acid</strong> (222 mg, 1.2 mmol) and anhydrous sodium carbonate (424 mg, 4 mmol) were dissolved in a mixture of 20 mL of DMF and 12 mL of water. Tetrakis(triphenylphosphine)palladium (56 mg, 0.05 mmol) was added, and the reaction was heated at 1050C under argon, for 25 min. 50 mL satd. sodium chloride solution and 900 muL of acetic acid were added, and the mixture was extracted with chloroform. The organic layer was evaporated, and the crude product was purified with column chromatography to afford 17-1 (186 mg, 0.58 mmol, 58%). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
58% | With potassium phosphate;palladium diacetate; CyJohnPhos; In water; toluene; at 85℃; for 16h; | 3'-f5-Acetamido-l-methyl-lH-pyrazolo[3.,4-blpyri(iine-3-yl)-N,N-diimethylbiphenyl-4- carboxamide (B.I): Palladium acetate (3 mg, 0.013 mmol, 0.05 equ.) is added to a suspension of 7 (110 mg, 0.27 mmol), 4-(dimethylcarbamoyl)phenylboronic acid (82 mg, 0.43 mmol, 1.6 eq.), potassium phosphate (115 mg, 0.54 mmol, 2eq.), (2-biphenyl)dicyclohexyl phosphine (9.3 mg, 0.027 mmol, 0.1 eq.) in a degassed mixture of toluene: water (4.44 mL, 5:1). The reaction mixture is stirred under an atmosphere of nitrogen at 85 0C for 16 h. The layer of toluene is removed and the aqueous layer is washed with toluene (3 mL). The aqueous layer is extracted with dichloromethane (3x5 mL), the organic layers are combined and washed through a pad OfMgSO4 and silica eluting with hot diethyl ether, dichloromethane, ethyl acetate and finally 10 % methanol in ethyl acetate to afford 64 mg (58 %) of the title compound B.I. C24H23N5O2 (413.4): MS-APCI: 414.0 ([M+H]+). HPLC (system A) R1 in min (purity) = 3.80 (98). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
0,3.9 mmol of the product, of step 4 and 0,43;mmol of the.. corresponding acid, are dissolved in 5 ml of DMF, 0,.09rnmol-of Pd(PPh3)4 and 0,9 ml of 'IN Na2C03 are added and .the .resulting 'mixture is heated to 100 C until completion,. of...the ' reaction . (monitored ? by TLC)The '? '-solvent -is evaporated ". and 'the residue subjected to.-"chromatography"' ' ;on- ??'?-. ..?a-.":. .'. . . HPLC - .system.":V ' are"-' between-' . .20%'" and : ? , 70% Example 49 ? > ?4-{4-[3-(l-Acetyl-3,3-dimethyl-2,3-dihydro-lE-indol-6-yl) -5,-5-dimethyl-2, 4-dioxo- imidazolidin-1-ylmethyl]-pyridin-2-yl}-N,N~dimethyl-benzamide; compound withtrifluoro-acetic acid ??'-.-.Starting from . 1-(6-Amino-3,3-dimethyl-2,3-dihydro-indol-1-yl)-ethanone in step A and using steps, B, C, D and F,with 4-(N,N-DIMETHYLAMINOCARBONYL)PHENYLBORONIC ACIDM+H+ measured = 554.27 . .LC/MS retention time [min] =1.3 |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
46% | With potassium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,4-dioxane; water; at 90℃; for 15h; | INTERMEDIATE A37V^V-Dimethyl-4-(2-piperidin-4-yl-4H-l,3-benzodioxin-6-yl)benzamide A suspension of 4-(6-bromo-4H-l,3-benzodioxin-2-yl)piperidine (Intermediate A2; 370 mg, 1.24 mmol), {4-[(dimethylamino)carbonyl]phenyl}boronic acid (264 mg, 1.36 mmol), Pd(PPh3)4 (72 mg, 0.0620 mmol) and K2CO3 (428 mg, 3.10 mmol) in 1,4-dioxane (10 mL) and water (3 mL) was heated at 90 0C for 15 h. The solvents were removed under reduced pressure. The residue was purified by flash chromatography on silica using EtOAc/DCM <n="64"/>- -(1:1) followed by DCM/MeOH/25% aqueous NH3 (90:9:1) as eluents. Yield 209 mg (46%). Analytical HPLC: purity 85% (System A); LRESIMS (ESI+) m/z = 367 (M+H)+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
53% | With potassium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,4-dioxane; water; at 90℃; | General Method Al: Suzuki-type cross-coupling reactionA suspension of benzyl 4-(6-bromo-4H-l,3-benzodioxin-2-yl)piperidine-l-carboxylate (Intermediate Al; 20 mg, 0.046 mmol), the appropriate boronic acid (0.051 mmol), K2CO3 (16 mg, 0.12 mmol) and Pd(PPh3)4 (3 mg, 0.0023 mmol) in 1,4-dioxane (2 mL) and water (0.5 mL) was heated at 90 0C overnight. The solvents were removed under reduced pressure and the residue was purified by preparative HPLC (System E).EXAMPLE AlBenzyl 4-(6- {4- [(dimethylamino)carbonyl] phenyl}-4H- 1 ,3-benzodioxin-2-yl)- piperidine-1-carboxylate The title compound was prepared from benzyl 4-(6-bromo-4H-l,3-benzodioxin-2-yl)- piperidine-1-carboxylate (Intermediate Al) and {4-[(dimethylamino)carbonyl]phenyl}- boronic acid using the conditions described in general method Al. Yield 12.2 mg (53%). Analytical etaPLC: purity 94% (System A and B); etaRESIMS (ESI+) calcd for C30H32N2O5 500.2311, found 500.2315. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
56% | With sodium carbonate;bis-triphenylphosphine-palladium(II) chloride; In water; acetonitrile; at 110℃; for 0.5h;Microwave irradiation; | 5-bromo-3-(5-phenyl-1,3,4-oxadiazol-2-yl)pyrazin-2-amine (150 mg, 0.4715 mmol), <strong>[405520-68-5][4-(dimethylcarbamoyl)phenyl]boronic acid</strong> (91.00 mg, 0.4715 mmol), sodium carbonate (99.95 mg, 0.9430 mmol) and palladium; triphenylphosphane (54.48 mg, 0.04715 mmol) in a mixture of acetonitrile (1.5 mL) and water (1.5 mL) was heated at 1 10C in the microwave for 30 minutes. The reaction was diluted with water and EtOAc and the layers separated. The combined organics were dried (MgSO,j), filtered and concentrated in vacuo. The residue was purified by column chromatography (ISCO Companion, 12g column, 0- 100% EtO Ac/Petroleum ether) to give the desired product (102.8mg, 56% Yield). 1H NMR (400.0 MHz, DMSO) d 2.98 (6H, m), 7.55 (2H, m), 7.69-7.71 (3H, m), 7.83 (2H, br s), 8.17- 8.20 (4H, m), 9.00 (1H, s) ppm; MS (ES+) 387.13 |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
83% | With sodium carbonate;palladium diacetate; bis(p-sulfonatophenyl)phenylphosphine dipotassium salt; In ethanol; water; at 65℃; for 1h;Inert atmosphere; | To Na2CO3 (129 mg, 1.214 mmol) in a 50 mL round-bottom flask was added water (3.7 mL) was bubbled with N2 for 10 min. To this mixture was added tert-butyl (lE,4E)-8-bromo-4-(dipropylcarbamoyl)-3H-benzo[b]azepin-2-ylcarbamate (200 mg, 0.40 mmol) in EtOH (4.9 mL) at room temperature. The resulting mixture was bubbled with N2 for 10 min. Pd(OAc)2 (9.3 mg, 0.040 mmol) and 4,4'-(phenylphosphinidene)bisbenzenesulfonic acid dipotassium hydrate (45 mg, 0.081 mmol) were added. The resulting mixture was warmed to 65 0C with N2 bubbling. To this mixture was added a solution of 4-(dimethylcarbamoyl)phenylboronic acid (97 mg, 0.49 mmol) in EtOH (0.6 mL). The resulting mixture was stirred at 65 0C for 1 h. The reaction mixture was cooled to room temperature and concentrated under reduced pressure to give the crude material that was diluted with water (5 mL) and EtOAc (10 mL). The mixture was filtered through GF/F filter. The aqueous layer was separated and extracted with EtOAc (10 mL). The combined organic layers were washed with brine (10 mL), dried over MgSOzj, filtered, and concentrated under reduced pressure to give the crude product that was purified by silica gel flash column chromatography (CH2Cl2 to 2% MeOH in CH2Cl2) to afford 178 mg (83%) of tert-butyl (lE,4E)-8-(4-(dimethylcarbamoyl)phenyl)-4- (dipropylcarbamoyl)-3H-benzo[b]azepin-2-ylcarbamate. MS APCI(+) m/z 533 (M+l) detected. |
With sodium carbonate;4,4'-(phenylphosphindene)bisbenzenesulfonic acid dipotassium; palladium diacetate; In water; acetonitrile; at 65℃; for 1h;Inert atmosphere;Product distribution / selectivity; | except in this case a co-solvent of MeCN-water (1.5:1) was used: To Na2CO3 (129 mg, 1.214 mmol) in a 50 mL round-bottom flask was added water (3.7 mL) was bubbled with N2 for 10 min. To this mixture was added tert-butyl (lE,4E)-8-bromo-4-(dipropylcarbamoyl)-3H- benzo[b]azepin-2-ylcarbamate (200 mg, 0.40 mmol) in EtOH (4.9 mL) at room temperature. The resulting mixture was bubbled with N2 for 10 min. Pd(OAc)2 (9.3 mg, 0.040 mmol) and 4,4'- (phenylphosphinidene)bisbenzenesulfonic acid dipotassium hydrate (45 mg, 0.081 mmol) were added. The resulting mixture was warmed to 65 0C with N2 bubbling. To this mixture was added a solution of 4-(dimethylcarbamoyl)phenylboronic acid (97 mg, 0.49 mmol) in EtOH (0.6 mL). The resulting mixture was stirred at 65 0C for 1 h. The reaction mixture was cooled to room temperature and concentrated under reduced pressure to give the crude material that was diluted with water (5 mL) and EtOAc (10 mL). The mixture was filtered through GF/F filter. The aqueous layer was separated and extracted with EtOAc (10 mL). The combined organic layers were washed with brine (10 mL), dried over MgSOzj, filtered, and concentrated under reduced pressure to give the crude product that was purified by silica gel flash column chromatography (CH2Cl2 to 2% MeOH in CH2Cl2). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate; In 1,4-dioxane; water;Reflux; Inert atmosphere; | General Procedure: To a solution of 8a (303 mg, 1.0 mmol, 1.0 eq), Pd(PPh3)4 (0.1 eq), and Na2CO3 (2.0 eq) in dioxane/H2O (3/1, 12 mL) was added corresponding Boronates (1.5 eq). The mixture was heated under reflux under nitrogen overnight. After addition of water (10 mL), the aqueous phase was extracted with ethyl acetate twice and the combined organic fractions were dried over magnesium sulfate and concentrated under vacuum. Products were purified by column chromatography using hexanes-ethyl acetate as eluent. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
8% | With caesium carbonate;dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; In 1,4-dioxane; at 160℃; for 0.333333h;Microwave irradiation; | Example 81AN,N-dimethyl-4-(4-oxo-3,4-dihydrophthalazin-1-yl)benzamideA mixture of 4-chlorophthalazin-1(2H)-one (550 mg, 3.05 mmol), 4 (dimethylcarbamoyl)phenylboronic acid (588 mg, 3.05 mmol) Cs2CO3(1985 mg, 6.09 mmol) and PdCl2(dppf).CH2Cl2 (130 mg, 0.15 mmol) in dioxane (8 mL) was heated at 160 C. for 20 minutes under microwave conditions. The mixture was diluted with EtOAc and washed with saturated aqueous NaHCO3, dried (Na2SO4), filtered, and concentrated. The residue was purified by Intelliflash280 (SiO2, 95% hexanes/EtOAc to 10% hexanes/EtOAc) to afford the title compound (75 mg, 8%). MS (APCI+) m/z 294 (M+H)+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
34% | With caesium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; toluene; at 80℃;Inert atmosphere; | Synthesis of Compound 2937Ethyl 2-amino-7-[4-(dimethylcarbamoyl)phenyl]-3H-l-benzazepine-4-carboxylate[000190] Ethyl 2-amino-7-bromo-3H-l-benzazepine-4-carboxylate (180 mg, 0.58 mmol) and <strong>[405520-68-5][4-(dimethylcarbamoyl)phenyl]boronic acid</strong> (168 mg, 0.873 mmol) were slurried in toluene (4 raL) and EtOH (0.4 mL) and degassed with nitrogen. To this was addedtetrakis(triphenylphosphine)palladium(0) (13.4 mg, 0.01 16 mmol) and degassing continued. After about 5 minutes of further degassing a solution of cesium carbonate, prepared by dissolving cesium carbonate (284 mg, 0.873 mmol) in water (1 mL) was added. A final degassing was followed by heating in an oil bath held at 80 C overnight. The crude product was isolated and purified by column chromatography, eluting with MeOH containing NH4OH in DCM (2-6%) to isolate 77 mg (34%) of desired product with 98% purity. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate; In 1,4-dioxane; water; at 20 - 150℃; for 0.216667h;Microwave irradiation; | General procedure: In a sealed microwave vessel equipped with magnetic stirrer and optical sensor for temperature detection, 1.0 mmol of 4- bromoacetophenone (0.20 g), 1.2 mmol of opportune phenylboronic acid, 0.05 mmol of dichlorobis(triphenylphosphine)palladium(II) (0.04 g) and 3.0 mmol of sodium carbonate (0.32 g) were suspended in 3 mL of dioxane and 3 mL of water. Microwave heatingwas set as follows: 800W, ramping from room temperature (rt) to 150 C in 3 min, heating at 150 C for 10 min, then cooling to rt. The residue was filtered, washed with diethyl ether and dried as white precipitate. All biaryl methyl ketones I were characterized by their LC-MS and 1H NMR spectra and used without further purification; yields 62-81%. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
62% | With acetic acid; at 115℃; for 3h;Reflux; | General procedure: 0.5 mmol of alloxan monohydrate (0.08 g) and suitable methyl ketone were suspended in 5 mL of glacial acetic acid and reacted in a Syncore apparatus set at the temperature of 115 C, shaking at 120 rpm and reaction time 3 h. All the targeted compounds precipitated after cooling and were recrystallized from ethanol. Compounds 19 and 20 were obtained as a mixture in a 36:64 ratio (total yield 75%); chromatographic purification of the crude (gradient eluent: methanol in dichloromethane 0-10%) afforded the pure final compounds 5.1.2.10 5-[2-(4'-(N,N-Dimethylaminocarbonyl)biphen-4-yl)-2-oxoethyl]-5-hydroxy-hexahydropyrimidine-2,4,6-trione (17) 62% Yield, mp > 250 C 1H NMR delta 11.45 (s, 2H, NH), 8.05 (d, 2H, Jo = 8.3), 7.88 (d, 2H, Jo = 8.3), 7.81 (d, 2H, Jo = 8.3), 7.52 (d, 2H, Jo = 8.3), 7.32 (s, 1H, OH), 3.93 (s, 2H), 2.98 (s, 3H), 2.94 (s, 3H). Anal. % (C21H19N3O6) calculated: C 61.61, H 4.68, N 10.25; found C 61.22, H 4.94, N 10.49. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
58% | Step 5: <n="46"/>5-Bromo-1'-isopropyl-1',2',3',4',5',6'-hexahydro-[2,4']bipyridinyl (0.400g, 1.412mmol), N,N-di- methylbenzamide-4-boronic acid (0.327g, 1.2mmol) and bis(triphenylphosphine)palladium- (ll)_chloride (50 mg, 0.07 mmol) were dissolved in acetonitrile (4ml_) and 1 M Na2CO3 (4ml_) under N2 in a microwave vial (2OmL). The reaction mixture was heated 1200sec at 85C. The reaction mixture was separated and the acetonitrile phase was purified on a prep. HPLC (Method D). Evaporation in vacuo gave the TFA salt which was dissolved in MeOH and added HCI in diethyl ether. Evaporation in vacuo gave the dihydrochloride salt as white crystals. 350mg (58%).LC-MS (electrospray): m/z: 352 (M+1 ), Rt= 1.403min. 1H NMR (300 MHz, MeOH-D4) delta: 9.15 (d, J=2.02 Hz, 1 H) 8.94 (dd, J=8.34, 1.77 Hz, 1 H) 8.17 (d, J=8.59 Hz, 1 H) 7.94 (d, J=8.08 Hz, 2 H) 7.65 (d, J=8.08 Hz, 2 H) 3.48 - 3.77 (m, 4 H) 3.32 - 3.41 (m, 2 H) 3.14 (s, 3 H) 3.04 (s, 3 H) 2.27 - 2.47 (m, 4 H) 1.45 (d, J=6.57 Hz, 6 H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
42% | Example 15 (General procedure A) 4-(1'-Cyclobutyl-r,2',3',4',5',6'-hexahydro-[2,4']bipyridinyl-5-yl)-N,N-dimethylbenzamide, di- hydrochloride:5-Bromo-1'-cyclobutyl-r,2',3',4',5',6'-hexahydro-[2,4']bipyridinyl (0,8 g; 2.7 mmol), N,N-di- methylbenzamide-4-boronic acid (0.627g; 3.3 mmol) and bis(triphenylphosphine)palladium- (ll)chloride (100 mg, 0.14 mmol) were mixed in a 2OmL microwave vial in acetonitrile (8 ml) and 1 M Na2COs (8ml) under N2. The reaction mixture was heated for 1500 sec at 85C. The water phase was removed, the acetonitrile phase was added 1 N HCI (3 mL) and the solution was purified on the prep. HPLC (Method B). The product was isolated as the TFA salt. Redissolving in MeOH and addition of 1 N HCI (5mL) afforded the title compound as the dihy- drochloride salt after evaporation in vacuo. Yield: 50Og (42%) white crystals. LC-MS (electrospray): m/z: 364.6 (M+1 ), Rt= 0.767min.1H NMR (300 MHz, MeOH-D4) delta: 9.14 (d, J=2.02 Hz, 1 H) 8.92 (dd, J=8.59, 2.02 Hz, 1 H) 8.15 (d, J=8.59 Hz, 1 H) 7.93 (d, J=8.59 Hz, 2 H) 7.65 (d, J=8.08 Hz, 2 H) 3.64 - 3.82 (m, 3 H) 3.48 - 3.60 (m, 1 H) 3.14 (s, 3 H) 3.06 - 3.12 (m, 2 H) 3.04 (s, 3 H) 2.23 - 2.51 (m, 8 H) 1.80 - 1.99 (m, 2 H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With potassium dihydrogenphosphate; (4-(N,N-dimethylamino)phenyl)-di-tert-butylphosphine; In 1,4-dioxane; water; at 120℃; for 0.5h;Microwave irradiation; | General procedure: Step 3. A mixture of potassium phosphate (636 mg, 2998 mumol), AmPhos (12.4 mg, 20.0 mumol), 4-morpholinophenylboronic acid (310 mg, 1499 mumol) and 2-(3-bromophenyl)-N-(4-(2-methylpyridin-4-yl)phenyl)propanamide (395 mg, 999 mumol) in 3 mL of dioxane/water =5:1 was heated at 120 oC under microwave irradiation for 30 min. After cooling to room temperature, the reaction mixture evaporated to dryness. The residual was submitted to flash chromatography (SiO2, hexane to DCM/EtOAc = 3:1 to 1:1 to pure EtOAc) to give 470 mg of the racemate product as a white solid. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
89% | In a 75 mL pressure vessel, a solution of 2-bromo-6-(((tert-butyldimethylsilyl)oxy)-methyl)pyridine (0.197 g, 0.652 mmol), <strong>[405520-68-5](4-(dimethylcarbamoyl)phenyl)boronic acid</strong> (0.197 g, 1.021 mmol) and Pd(dppf)Cl2.CH2Cl2 (0.032 g, 0.039 mmol) in a mixture of toluene (6 mL) and ethanol (2 mL) was purged with a stream of nitrogen bubbles for 15 min. To this mixture was added aqueous sodium carbonate (2 M, 0.41 mL, 0.82 mmol) and the mixture was heated at 95 C overnight. The cooled mixture was diluted with water and the product was extracted with ethyl acetate (x3). The combined organic extract was washed once with saturated aqueous NaHCO3, once with brine, dried over anhydrous Na2SO4 and concentrated. The obtained residue was purified on the ISCO using an Innoflash 25 g column (elution with CH2Cl2- EtOAc) to give the title material (0.214 g, 89%) as yellow oil. LC (Method B): 2.330 min. LCMS (APCI): calcd for C21H31N202Si [M+H]+ m/z 371.215, found 371.2. 1H NMR (400 MHz, MeOH-d4): delta 8.09 (d, J= 7.83 Hz, 2H), 7.91 (t, J= 7.83 Hz, 1H), 7.77 (d, J= 7.83 Hz, 1H), 7.49-7.58 (m, 3H), 4.89 (s, 2H), 3.13 (s, 3H), 3.05 (s, 3H), 0.99 (s, 9H), 0.17 (s, 6H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
90% | With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate; In ethanol; toluene; at 95℃; for 4h;Sealed tube; | Weigh compound 91-2 (105 mg, 0.341 mmol), 4- (N, N-dimethylcarbamoyl) phenylboronic acid (99 mg, 0.512 mmol), [1,1'-bis (diphenylphosphine) ferrocene] palladium dichloride dichloromethane complex (28 mg, 0.034 mmol), Sodium carbonate (44mg, 0.42mmol) was placed in a 35mL thick-walled pressure-resistant bottle. Add toluene (3mL), Water (200 muL) and ethanol (1 mL), It was purged with argon for 5 min, sealed, and placed at 95 C for 4 h. After the reaction was completed, saturated sodium bicarbonate (10 mL) was added. Extracted with ethyl acetate (6mL x 3), washed with saturated brine (5mL x 1), Dry over anhydrous sodium sulfate and evaporate the solvent under reduced pressure. The residue was purified by column chromatography (eluent: petroleum ether / ethyl acetate = 4: 1-2: 1), Compound 91-3 (yellow oily liquid, 116 mg) was obtained. |
88% | In a 350 mL glass pressure flask, a mixture of 2-bromo-4-(((tert- butyldimethylsilyl)oxy)-methyl)thiazole (Example 37B, 3.00 g, 9.73 mmol), (4- (dimethylcarbamoyl)phenyl)-boronic acid (2.82 g, 14.61 mmol) in toluene (90 mL) and EtOH (30 mL) was treated with 2 M Na2CO3 (6.0 mL, 12.0 mmol) and the resulting heterogeneous mixture was flushed with nitrogen for 10 min. To this mixture was added Pd(dppf)Cl2.DCM (0.50 g, 0.61 mmol) and the sealed vial was heated at 95 C for 2 h. The cooled reaction mixture was then partitioned between ethyl acetate and saturated sodium bicarbonate. The organic phase was separated, washed with brine, dried over anhydrous magnesium sulfate and concentrated in vacuo. The light yellow syrup obtained was chromatographed on silica gel (elution with 0-20% ethyl acetate-dichloromethane) to give 3.24 g (88%) of the title material as a clear syrup. LC (Method A): 2.401 min. 1H NMR (DMSO-d6, 400 MHz) delta ppm: 7.97 (d, J = 8.2 Hz, 2H), 7.52 (d, J = 8.2 Hz, 2H), 7.48 - 7.54 (s, 1H), 4.83 (s, 2H), 3.00 (br. s., 3H), 2.93 (br. s., 3H), 0.91 (s, 9H), 0.11 (s, 6H). | |
88% | To a mixture of 2-bromo-4-(((tert-butyldimethylsilyl)oxy)methyl)thiazole (Intermediate 1H, 3.00 g, 9.73 mmol) and <strong>[405520-68-5](4-(dimethylcarbamoyl)phenyl)boronic acid</strong> (2.82 g, 14.61 mmol) in toluene:ethanol (3:1, 120 mL) was added 2 M Na2C03 (6.0 mL, 12.0 mmol) and the mixture was purged with a stream of nitrogen bubbles in a sealable flask for 10 min. To this mixture was added Pd(dppf)Cl2.DCM (500 mg, 0.61 mmol), the flask was sealed and the mixture was stirred at 95 C (oil bath temperature) for 2 h. The cooled mixture was partitioned with EtOAc-saturated aqueous sodium bicarbonate and the organic phase was separated, washed with brine, dried over MgS04 and evaporated to give a light yellow gum. Flash chromatography (0-20% EtOAc-DCM) afforded the title compound (3.24 g, 88%) as a colorless gum. LC (Method B): 2.401 min. 1HNMR (400 MHz, DMSO-d6) delta ppm 7.97 (d, J = 8.2 Hz, 2H), 7.52 (d, J = 8.2 Hz, 2H), 7.54-7.48 (br s, 1H), 4.83 (s, 2H), 3.00 (br s, 3H), 2.93 (br s, 3H), 0.91 (s, 9H), 0.11 (s, 6H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
34% | In a 75 mL sealable tube were added 2-bromo-4-(((tert- butyldimethylsilyl)oxy) methyl)-5-isopropylthiazole (0.200 g, 0.571 mmol), (4- (dimethylcarbamoyl) phenyl)boronic acid (0.166 g, 0.859 mmol) and Pd(dppf)Cl2.DCM (0.030 g, 0.037 mmol) in a mixture of toluene-ethanol (3 : 1 , 6.5 mL). The resulting orange solution was degassed with a stream of nitrogen bubbles for 15 min and then a 2 M aqueous solution of Na2C03 (0.342 mL, 0.685 mmol) was added, the reaction vessel was sealed and the mixture was heated at 95 C (bath temperature) for 4 h. The cooled dark brown reaction mixture was diluted with EtOAc and washed with saturated aqueous NaHCO3 and brine, dried over MgS04 and evaporated. The residue was purified on the ISCO using a REDISEP 12 g column (0 to 60% EtOAc-DCM) to give the title compound as a colorless oil (0.080 g, 34%). LCMS (APCI): calcd for C22H35N2O2SSi [M+H]+ m/z 419.21 , found 419.2. 1H NMR (CDCl3, 400 MHz) delta ppm: 7.91 - 7.96 (m, 2H), 7.45 - 7.49 (m, 2H), 4.84 (s, 2H), 3.51 (dt, J = 13.6, 6.7 Hz, 1H), 3.13 (br. s., 3H), 3.01 (br. s., 3H), 1.36 (s, 3H), 1.35 (s, 3H), 0.93 (s, 9H), 0.13 (s, 6H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
100% | With potassium phosphate; tris-(dibenzylideneacetone)dipalladium(0); tricyclohexylphosphine; In 1,4-dioxane; water; at 140℃; for 2h;Microwave irradiation; | A solution of the compound (232 mg, 0.5 mmol) obtained in Example 1-2), <strong>[405520-68-5]4-(N,N-dimethylaminocarbonyl)phenylboronic acid</strong> (96 mg, 0.5 mmol), tris(dibenzylideneacetone)dipalladium(0) (23 mg, 0.05 mmol), tricyclohexylphosphine (17 mg, 0.12 mmol), and tripotassium phosphate (186 mg, 0.85 mmol) in dioxane (2 mL) and water (1 mL) was stirred at 140C for 2 h under microwave irradiation. The reaction mixture was cooled to room temperature, saturated aqueous sodium hydrogencarbonate was added to the reaction mixture, the mixture was extracted with dichloromethane, and the organic layer was washed with saturated sodium chloride solution and dried with anhydrous sodium sulfate. After filtration, the filtrate was concentrated under reduced pressure, and the residue was purified by silica gel chromatography (Isco Combiflash, 12 g, methanol:ethyl acetate = 0:100 to 30:70, gradient) to obtain the title compound (318 mg, quant.) as a light yellow oily substance. 1H-NMR (400 MHz, CDCl3) delta: 0.05 (3H, s), 0.07 (3H, s), 0.91 (9H, s), 1.19 (3H, s), 1.42-1.52 (1H, m), 1.56-1.61 (1H, m), 1.63-1.69 (2H, m), 2.55 (1H, ddd, J = 15.6, 7.8, 2.3 Hz), 2.69 (1H, ddd, J = 15.6, 7.8, 2.0 Hz), 2.99-3.17 (6H, m), 3.40 (2H, s), 3.53 (2H, dd, J = 17.4, 10.0 Hz), 4.05-4.13 (1H, m), 4.34 (1H, ddd, J = 14.5, 7.8, 2.3 Hz), 7.15-7.17 (2H, m), 7.45-7.53 (4H, m), 7.56-7.61 (2H, m) |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In 1,2-dimethoxyethane; water; at 100℃; for 6h; | A mixed solution of the compound (100 mg, 0.197 mmol) obtained in Example 52-1), <strong>[405520-68-5]4-(N,N-dimethylaminocarbonyl)phenylboronic acid</strong> (57 mg, 0.295 mmol), potassium carbonate (54 mg, 0.393 mmol), and tetrakis(triphenylphosphine)palladium (45 mg, 39 mumol) in 1,2-dimethoxyethane (2.00 mL) and water (0.50 mL) was stirred at 100C for 6 h. The reaction mixture was cooled to room temperature and then diluted with water. A mixed solvent of 2-propanol and dichloromethane (1:4) was added to the reaction mixture to separate an organic layer. The organic layer was dried with anhydrous sodium sulfate, then the solvent was distilled off under reduced pressure, and the residue was purified by silica gel column chromatography (ethyl acetate/methanol = 9/1) to obtain a partially purified product (157 mg) of the title compound as a white solid. Tetrabutylammonium fluoride (1 M tetrahydrofuran solution, 286 mul, 0.286 mmol) was added to a solution of the obtained partially purified product (theoretical amount: 113 mg, 0.197 mmol) in tetrahydrofuran (1.10 ml), and the mixture was stirred at room temperature for 5.5 h. Saturated aqueous sodium hydrogencarbonate was added to the reaction mixture, and a mixed solvent of dichloromethane and 2-propanol (4:1) was added to the reaction mixture to separate an organic layer. The organic layer was dried with anhydrous sodium sulfate, then the solvent was distilled off under reduced pressure, and the residue was purified by silica gel thin layer chromatography (ethyl acetate:methanol = 9:1) to obtain the title compound (75 mg, 85%) as a yellow solid. 1H-NMR (400 MHz, CD3OD) delta: ppm: 1.16 (3H, s), 1.53-1.62 (4H, m), 2.62 (1H, ddd, J = 15.7, 7.1, 2.6 Hz), 2.83 (1H, ddd, J = 15.6, 8.0, 2.5 Hz), 3.03 (3H, s), 3.12 (3H, s), 3.35-3.49 (4H, m), 4.30-4.43 (2H, m), 7.19-7.22 (2H, m), 7.37-7.40 (1H, m), 7.52 (1H, t, J = 8.0 Hz), 7.61-7.65 (3H, m), 7.70-7.73 (1H, m). MS (FAB) m/z: 463 [M+H]+ |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
65% | With tetrakis(triphenylphosphine) palladium(0); sodium carbonate; In ethanol; water; toluene; at 90℃; for 16h;Inert atmosphere; | A mixture of 6-bromo-5-(2-((tert-butyldimethylsilyl)oxy)ethoxy)picolinaldehyde (1.62 g, 4.50 mmol), <strong>[405520-68-5](4-(dimethylcarbamoyl)phenyl)boronic acid</strong> (0.87 g, 4.50 mmol) and Na2CO3 (1.43 g, 13.5 mmol) was degassed under nitrogen. Then toluene (25 mL), ethanol (25 mL) and water (10 mL) was added. The reaction mixture was degassed again and Pd(PPh3)4 (0.26 g, 0.225 mmol) was added and the mixture was degassed again. The reaction mixture was stirred at 90 C. for 16 h under nitrogen. After that time the reaction was cooled to rt and concentrated under reduced pressure. The residue was diluted with water (100 mL) and extracted with ethyl acetate (2×150 mL). The combined organic layer was washed with water and brine, dried over Na2SO4 and concentrated. The product was purified by flash column chromatography (silica gel, 70:30 hexanes/ethyl acetate to 60:40 hexanes/ ethyl acetate) to give 4-(3-(2-((tert-butyldimethylsilyl)oxy)ethoxy)-6-formylpyridin-2-yl)-N,N-dimethylbenzamide (1.26 g, 65%) as a dark yellow solid: 1H NMR (400 MHz, CDCl3): delta10.07 (s, 1H), 8.10 (d, J=8.60 Hz, 2H), 7.97 (d, J=8.60 Hz, 1H), 7.51 (d, J=8.60 Hz, 2H), 7.46 (d, J=8.60 Hz, 1H), 4.22 (t, J=4.69 Hz, 2H), 3.99 (t, J=4.69 Hz, 2H), 3.15 (br s, 3H), 3.03 (br s, 3H), 0.88 (s, 9H), 0.05 (s, 6H); ESI MS m/z 429 [M+H]+ |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
> 99% | With tetrakis(triphenylphosphine) palladium(0); sodium carbonate; In ethanol; water; toluene; at 90℃; for 3h;Inert atmosphere; | To a degassed solution of 6-bromopicolinaldehyde (0.963 g, 5.18 mmol) and <strong>[405520-68-5]4-(dimethyl carbamoyl)phenyl boronic acid</strong> (1.0 g, 5.18 mmol) in toluene (25 mL) and ethanol (25 mL), was added a solution of Na2CO3 (1.65 g, 15.54 mmol) in water (10 mL). The reaction mixture was degassed again and Pd(PPh3)4 (0.299 g, 0.26 mmol) was added. The reaction mixture was heated at 90 C. for 3 h. After that time the reaction was cooled to rt and diluted with ethyl acetate (150 mL). The organic layer was separated and washed with water, brine, dried over Na2SO4 and concentrated under reduced pressure. The residue was purified by flash column chromatography (silica gel, 98:2 dichloromethane/methanol) to give 4-(6-formylpyridin-2-yl)-N,N-dimethylbenzamide as yellow oil (1.38 g, >99%): 1H NMR (400 MHz, CDCl3-d) delta 10.18 (s, 1H), 8.14 (d, J=8.60 Hz, 2H), 7.93-8.01 (m, 3H), 7.59 (d, J=8.60 Hz, 2H), 3.15 (s, 3H), 3.03 (s, 3H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
28% | With tetrakis(triphenylphosphine) palladium(0); water; sodium hydrogencarbonate; In 1,4-dioxane; at 130℃; for 0.25h;Inert atmosphere; Microwave irradiation; | A solution of 4-bromo-3-tert-butyl-1-methyl-1H-pyrazol-S-yl benzoate (316 mg, 0.94 mmol), <strong>[405520-68-5][4-(dimethylcarbamoyl)phenyl]boronic acid</strong> (183.4 mg, 0.95 mmol) and sodium bicarbonate (299 mg,2.82 mmol) in 1,4-dioxane (6 mL) and water (0.75 mL) was purged with nitrogen and treated withtetrakis(triphenylphosphine)palladium(0) (55.23 mg, 0.05 mmol). The reaction mixture was stirred at130 C for 15 minutes (75 W) in a Biotage Initiator plus microwave. The crude reaction mixture wasfiltered over glass fibre filter paper and the aqueous layer was extracted with ethyl acetate (3 x 20 mL) and 2:1 chloroform: IPA (3 x 30 mL). The ethyl acetate extracts were discarded and the IPA:chloroform extracts were dried over magnesium sulfate, filtered and concentrated under reduced pressure. The resulting solid was washed with ethyl acetate to afford the title compound as an orange solid (138 mg, 28 %). LC-MS tR = 0.88 mi [M+H] = 302; ?H NMR (500 MHz, DMSO-d6) 7.37 (d,J= 8.1 Hz, 2H), 7.26 (d,J= 8.1 Hz, 2H), 3.47 (s, 3H), 2.98 (s, 6H), 1.11 (s, 9H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
8% | With palladium diacetate; potassium carbonate; XPhos; In tert-Amyl alcohol; water; for 18h;Inert atmosphere; Reflux; | Example 13 5'-(7-Ethyl-7H-imidazor4,5-clpyridazin-4-yl)-2'-fluoro-N,N-dimethylbiphenyl-4- carboxamide A solution of 7-ethyl-4-(4-fluoro-3-chlorophenyl)-7/-/-imidazo[4,5-c]pyridazine (Preparation 7, 200 mg, 0.72 mmol), 4-(dimethylcarbamoyl)phenylboronic acid (195 mg, 1.01 mmol), palladium(ll)acetate (16 mg, 0.072 mmol), 2-dicyclohexylphosphino- 2',4',6'-triisopropylbiphenyl (68 mg, 0.14 mmol) and potassium carbonate (300 mg, 2.16 mmol) were dissolved in 2-methyl-2-butanol (10 ml_) and water (5 ml_). The reaction was degassed with argon before heating to reflux for 18 hours. The reaction was cooled, diluted with EtOAc, filtered through celite and concentrated in vacuo. The residue was eluted through an SCX cartridge followed by purification using reverse phase column chromatography eluting with a gradient of 5-95% acetonitrile in 0.1 % formic acid in water to afford the title compound as a colourless foam (22 mg, 8%). 1 H NMR (400 MHz, CDCI3): delta ppm 1 .66 (t, 3H), 3.08 (d, 6H), 4.57 (q, 2H), 7.34 (t, 1 H), 7.52 (d, 2H), 7.66 (d, 2H), 8.18 (m, 1 H), 8.29 (s, 1 H), 8.32 (dd, 1 H), 9.36 (s, 1 H). MS m/z 390 [M+H]+ |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
76% | With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate; In 1,4-dioxane; water; at 110℃; for 1.5h;Inert atmosphere; | General procedure: Preparation of 6-chloro-4-arylpyridazin-3-amines Suzuki Method A mixture of sodium carbonate (336 mg, 3.17 mmol),water (5 mL) and 1,4-dioxane (15 mL) were de-gassed with nitrogen for 10 minutesand then treated with the appropriate boronic acid (199 mg, 1.63 mmol) and4-bromo-6-chloropyridazin-3-amine (330 mg, 1.58 mmol) and [1,1'-bis(diphenylphosphino)ferrocene]dichloropalladium(II),complex with dichloromethane (1:1) (129 mg, 0.16 mmol). The reaction mixturewas heated at 110 Cunder nitrogen for 90 minutes and then cooled to room temperature. The mixturewas partitioned between ethyl acetate and aq brine, the organic layer wasdried, filtered and evaporated under reduced pressure. The crude product waspurified by flash silica chromatography, see below for individual conditions.Fractions containing product were evaporated under reduced pressure to yieldthe desired target. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With palladium diacetate; at 130℃; for 24h;Inert atmosphere; Sealed tube; | General procedure: Suzuki-Miyaura reaction was conducted according to the sameprocedure as for compounds 7a and 7b using compound 6 and the corresponding boronic acids as starting materials. When mentioned, the free base was convertedto the corresponding salt form. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
58% | With tris-(dibenzylideneacetone)dipalladium(0); potassium carbonate; tris-(o-tolyl)phosphine; In tetrahydrofuran; water; at 65℃; | [00549] Intermediate 54a: ethyl 2-[4-(dimethylcarbamoyl)phenyl]acetate[00550] A flask containing 4-(dimethylcarbamoyl)-phenylboronic acid (200mg, 1 .O4mmol) andpotassium carbonate (286mg, 2.O7mmol) in water (0.25mL) and THF (2mL) was degassed for 15minutes before the addition of tris(dibenzylideneacetone)dipalladium (0) (19mg, 0.O2mmol) and tno-tolylphosphine(l6mg, 0.OSmmol) followed by ethyl bromoacetate(0.llmL, 1 .O4mmol). The reaction mixture was then heated to 65 C and left to stir at this temperature over the weekend. The reaction was then quenched by the addition of water (2OmL) and extracted withEtOAc (3 x 2OmL). The combined organic extracts were dried over Na2504, filtered andconcentrated in vacuo. The residue was purified by flash column chromatography using an eluent of0-75% EtOAc in heptane to give ethyl 2-[4-(dimethylcarbamoyl)phenyl]acetate (1 42mg, 0.6Ommol,58% yield) as a pale yellow oil.1H NMR (CDCI3,400MHz) O/ppm: 7.40 (2H, d, J= 8.3Hz), 7.34 (2H, d, J= 8.3Hz), 4.17 (2H, q, J=7.1Hz), 3.65 (2H, 5), 3.11 (3H, 5), 3.02 (3H, 5), 1.28 (3H, t, J 7.1Hz). MS Method 2: RT: 1.32 mi m/z 236.1 [M+H] |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium carbonate; In water; acetonitrile; at 120℃; for 0.166667h;Microwave irradiation; | To a mixture of 4-bromo-6-methyl-l-(p-tolylsulfonyl)pyrrolo[2,3-c]pyridin-7-one (0564) (Intermediate B, 30 mg, 0.08 mmol), <strong>[405520-68-5][4-(dimethylcarbamoyl)phenyl]boronic acid</strong> (20 mg, 0.1 mmol) in acetonitrile (0.5 mL) and 1M potassium carbonate in water (0.5 mL) was added [Iota, - bis(diphenylphosphino)ferrocene]palladium(II) dichloride (6 mg, 0.008 mmol). The reaction mixture was stirred under microwave irradiation at 120C for 10 minutes. The reaction mixture was diluted with water (5 mL) and then extracted with ethyl acetate (3 x 5 mL). The combined organic extracts were dried over sodium sulfate and concentrated under reduced pressure to yield the title compound (60 mg, 100% yield). This crude material was used in the next step without further purification. LCMS M/Z (M+H) 450.4 |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
45% | With tetrakis(triphenylphosphine) palladium(0); sodium carbonate; In 1,2-dimethoxyethane; ethanol; water; at 110℃; for 1h;Inert atmosphere; Microwave irradiation; | 100 mg (0.25 mmol) 7-chloro-N- [(4-ethoxy-6-methyl-2-oxo- 1 ,2-dihydropyridin-3-yl)methyl] -1- isopropylimidazo[1,5-a]pyridine-5-carboxamide (intermediate 201A), 52.7 mg (0.273 mmol) <strong>[405520-68-5][4-(dimethylcarbamoyl)phenyl]boronic acid</strong> and 28.7 mg (25 pmol) tetrakis(triphenylphosphine)palladium(0) were weighed into a microwave vial under an atmosphere of argon. 0.25 ml (0.50 mmol) aqueous sodium carbonate solution (2N), 1.5 ml ethanol und 1.5 ml 1 ,2-dimethoxyethane were added and the resulting mixture heated for 1 h to 110 C in a Biotage Initiator microwave oven. The reaction mixture was concentrated in vacuo and the residuepurified by preparative HPLC (condition 1) provided 57.7 mg (45%) of the target compound in pure form.?H-NMR (300MHz, DMSO-do): oe [ppm]= 1.25 (t, 3H), 1.31 (d, 6H), 2.18 (s, 3H), 2.90 - 3.07 (m, 6H), 3.49 (spt, 1H), 4.09 (q, 2H), 4.34 (d, 2H), 6.09 (s, 1H), 7.46 - 7.55 (m, 3H), 7.91 (d, 2H), 8.13(s, 1H), 8.78 (t, 1H), 8.88 (s, 1H), 11.47 (s, 1H).MS(ESI): [M+H]=516. |
Tags: 405520-68-5 synthesis path| 405520-68-5 SDS| 405520-68-5 COA| 405520-68-5 purity| 405520-68-5 application| 405520-68-5 NMR| 405520-68-5 COA| 405520-68-5 structure
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H370 | Causes damage to organs |
H371 | May cause damage to organs |
H372 | Causes damage to organs through prolonged or repeated exposure |
H373 | May cause damage to organs through prolonged or repeated exposure |
Environmental hazards | |
Code | Phrase |
H400 | Very toxic to aquatic life |
H401 | Toxic to aquatic life |
H402 | Harmful to aquatic life |
H410 | Very toxic to aquatic life with long-lasting effects |
H411 | Toxic to aquatic life with long-lasting effects |
H412 | Harmful to aquatic life with long-lasting effects |
H413 | May cause long-lasting harmful effects to aquatic life |
H420 | Harms public health and the environment by destroying ozone in the upper atmosphere |
Sorry,this product has been discontinued.
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