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[ CAS No. 55440-54-5 ] {[proInfo.proName]}

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Chemical Structure| 55440-54-5
Chemical Structure| 55440-54-5
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Product Details of [ 55440-54-5 ]

CAS No. :55440-54-5 MDL No. :MFCD00013860
Formula : C8H6ClNO2 Boiling Point : -
Linear Structure Formula :- InChI Key :CDRZZFCLBUGMMB-UHFFFAOYSA-N
M.W : 183.59 Pubchem ID :144009
Synonyms :

Safety of [ 55440-54-5 ]

Signal Word:Danger Class:6.1
Precautionary Statements:P261-P280-P305+P351+P338-P342+P311 UN#:2811
Hazard Statements:H302-H312-H315-H319-H332-H334-H335 Packing Group:
GHS Pictogram:

Application In Synthesis of [ 55440-54-5 ]

* 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.

  • Downstream synthetic route of [ 55440-54-5 ]

[ 55440-54-5 ] Synthesis Path-Downstream   1~63

  • 1
  • [ 55440-54-5 ]
  • [ 107-19-7 ]
  • [ 32496-31-4 ]
YieldReaction ConditionsOperation in experiment
In N,N-dimethyl-formamide
  • 2
  • [ 2403-22-7 ]
  • [ 55440-54-5 ]
  • [ 88451-17-6 ]
YieldReaction ConditionsOperation in experiment
79% In hexane Ambient temperature;
  • 3
  • [ 103-90-2 ]
  • [ 55440-54-5 ]
  • 4-acetamidophenyl N-(5-chloro-2-methoxyphenyl)carbamate [ No CAS ]
YieldReaction ConditionsOperation in experiment
70% With triethylamine In acetone for 12h; Heating;
  • 4
  • [ 75-44-5 ]
  • [ 95-03-4 ]
  • [ 55440-54-5 ]
YieldReaction ConditionsOperation in experiment
85% In toluene for 4h; Ambient temperature;
  • 5
  • [ 3040-44-6 ]
  • [ 55440-54-5 ]
  • 2-piperidinoethyl N-(5-chloro-2-methoxyphenyl)carbamate [ No CAS ]
YieldReaction ConditionsOperation in experiment
In dichloromethane for 1.5h; Heating;
  • 6
  • [ 18717-73-2 ]
  • [ 55440-54-5 ]
  • (5-Chloro-2-methoxy-phenyl)-carbamic acid (1R,3R,5S)-8-benzyl-8-aza-bicyclo[3.2.1]oct-3-yl ester [ No CAS ]
  • 7
  • [ 55440-54-5 ]
  • [ 120-29-6 ]
  • (5-Chloro-2-methoxy-phenyl)-carbamic acid (1R,3R,5S)-8-methyl-8-aza-bicyclo[3.2.1]oct-3-yl ester [ No CAS ]
YieldReaction ConditionsOperation in experiment
5-chloro-2-methoxyaniline, phosgene, ethylacetate;
  • 10
  • [ 55440-54-5 ]
  • [ 76272-58-7 ]
  • N-(9-benzyl-9-azabicyclo[3.3.1]nonan-3α-yl)-N'-(5-chloro-2-methoxyphenyl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
In dichloromethane at 20℃;
  • 11
  • [ 936004-96-5 ]
  • [ 55440-54-5 ]
  • 1-(5-chloro-2-methoxyphenyl)-3-{6-[2-(dimethylamino)-1-methylethoxy]-pyrazin-2-yl}urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
55% In toluene Heating;
  • 12
  • [ 55440-54-5 ]
  • [ 78183-55-8 ]
  • (10aS)-2-(5-chloro-2-methoxyphenyl)-10,10a-dihydroimidazo[1,5-b]isoquinoline-1,3(2H,5H)-dione [ No CAS ]
  • 14
  • 4-(4-piperidine)-5-methylimidazole, bis hydrochloride salt [ No CAS ]
  • [ 55440-54-5 ]
  • [ 335064-79-4 ]
YieldReaction ConditionsOperation in experiment
With triethylamine In dichloromethane at 20℃; for 2h; 169.A Solid 5-chloro-2-methoxyphenylisocyanate (0.77 g, 4.19 mmol) was added to a solution containing 1.0 g (4.19 mmol) of the bis hydrochloride salt of 4-(4-piperidine)-5-methylimidazole (step A Example 127) and 935 mg (9.24 mmol) of triethylamine in 30 mL of CH2Cl2. The solution was stirred for 2 h at RT and concentrated to yield 1.4 g of the crude desired urea as a white solid. The crude material was used without further purification.
  • 15
  • [ 791117-28-7 ]
  • [ 55440-54-5 ]
  • [ 2252-63-3 ]
  • {8-fluoro-2-[4-(4-fluorophenyl)-1-piperazinyl]-3-[6-methoxy-3-chlorophenyl]-3,4-dihydro-4-quinazolinyl}-acetic acid methyl ester [ No CAS ]
YieldReaction ConditionsOperation in experiment
52%
  • 16
  • [ 1044717-93-2 ]
  • [ 55440-54-5 ]
  • 1-(5-chloro-2-methoxy-phenyl)-3-{1-[2-(pyrazin-2-ylamino)-pyridin-4-ylmethyl]-1H-indol-4-yl}-urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
In dichloromethane for 1h; 1 1-[2-(Pyrazin-2-ylamino)-pyridin-4-ylmethyl]-1H-indol-4-ylamine (45 mg) is dissolved in DCM (5.0 mL) and 4-Chloro-2-isocyanato-1-methoxy-benzene (30 mg) is added and allowed stir for 1 h. Ether (20 mL) is added to the mixture and the precipated solid is collected by vacuum filtration affording 1-(5-chloro-2-methoxy-phenyl)-3-{1-[2-(pyrazin- 2-ylamino)-pyridm-4-ylmethyl]-1H-mdol-4-yl}-urea as a white solid.
  • 17
  • [ 55440-54-5 ]
  • [ 613-89-8 ]
  • N-(5-Chloro-2-methoxyphenyl)-N'-(2-oxo-2-phenylethyl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
With hydrogenchloride; triethylamine In tetrahydrofuran 39 N-(5-Chloro-2-methoxyphenyl)-N'-(2-oxo-2-phenylethyl)urea (XII39) STR49 EXAMPLE 39 N-(5-Chloro-2-methoxyphenyl)-N'-(2-oxo-2-phenylethyl)urea (XII39) STR49 5-Chloro-2-methoxyphenylisocyanate (5.3 g, 29 mmol) was dissolved in THF (250 ml) under N2 and heated to 60° C. To this solution was added 2-aminoacetophenone. HCl (5 g, 29 mmol) followed by triethylamine (3.8 g, 30 mmol). After being stirred 1.5 h, the reaction mixture was diluted with ethyl acetate (2 vol) and washed with 1N HCl solution, saturated NaCO3 solution, and brine before being dried, MgSO4. Concentration gave a solid which was washed with diethylether 6 g (65%).mp 171°-173° C.; I(KBr, ν=cm-1) 3336, 1706, 1644, 1600, 1560, 1482, 1262, 1220, 1182, 1126; 1 H NMR (300 MHz, CDCl3) δ3.79 (3H, s), 4.84 (2H, d, J=4.3 Hz), 5.97 (1H, br.s), 6.71 (1H, d, J=8.7 Hz), 6.88 (1H, dd, J=8.7 Hz, 2.5 Hz), 7.97-8.00 (2H, m), 8.18 (1H, d, J=2.5 Hz); MS(DCl)m/z: 319(MH+) Anal. calcd. for C16 H15 ClN2 O3: C, 60.29; H, 4.74; N, 8.79. Found: C, 60.17; H, 4.64; N, 8.70.
  • 18
  • [ 190728-25-7 ]
  • [ 55440-54-5 ]
  • N-(3-Chloro-6-methoxyphenyl)-N'-{4-[(6,7-dimethoxy-4-quinolyl)oxy]phenyl}urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
100% In toluene 191 N-(3-Chloro-6-methoxyphenyl)-N'-{4-[(6,7-dimethoxy-4-quinolyl)oxy]phenyl}urea [227] Example 191 N-(3-Chloro-6-methoxyphenyl)-N'-{4-[(6,7-dimethoxy-4-quinolyl)oxy]phenyl}urea [227] 6,7-Dimethoxy-4-(4-aminophenoxy)quinoline (52 mg) was dissolved in toluene (5 ml) with heat, 3-chloro-6-methoxyphenyl isocyanate (111 mg) was added, and the admixture was refluxed with heat for 29 minutes. The resulting residue was purified by column chromatography on silica gel eluding with chloroform/acetone (10/1) to obtain 84 mg of the title compound (yield: 100%). 1 H-NMR (CDCl3, 500 MHz): δ 3.60 (s, 3H), 3.99 (s, 3H), 4.05 (s, 3H), 6.46 (d, J=4.9Hz, 1H), 6.69 (d, J=8.5Hz, 1H), 6.90 (m, 1H), 7.11 (d, J=9.2Hz, 2H), 7.4 2 (s, 1H), 7.5 3 (d, J=8.5Hz, 2H), 7.58 (s, 1H), 7.82 (s, 1H), 8.32 (m, 1H), 8.48 (d, J=5.5Hz, 1H), 8.52 (s, 1H) Mass spectrometry data (FED-MS, m/z): 479 (M+), 481 (M+ +2)
  • 19
  • [ 2835-78-1 ]
  • [ 55440-54-5 ]
  • [ 160384-01-0 ]
YieldReaction ConditionsOperation in experiment
In toluene 10 EXAMPLE 10 EXAMPLE 10 N-(3-benzoylphenyl)-N'-(2-methoxy-5-chlorophenyl) urea. A mixture of 5-chloro-2-methoxyphenyl isocyanate (1.00 g, 5.4 mmol) and 3-aminobenzophenone (1.29 g, 6.5 mmol) was stirred in toluene (20 ml) for two days. The reaction was filtered and the filter cake washed with toluene. 1.9 g of the title compound was isolated.
  • 20
  • [ 915295-41-9 ]
  • [ 55440-54-5 ]
  • 1-(5-chloro-2-methoxyphenyl)-3-(1-(pyridin-4-ylmethyl)-1H-pyrrolo[2,3-b]pyridin-4-yl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
In dichloromethane at 20℃; for 3h; 1; 2 1-(5-chloro-2-methoxy-phenyl)-3-(1-pyridin-4-ylmethyl-1H-pyrrolo[2,3-b]pyridin-4-yl)-urea (1f) Compound 1d (52 mg, 0.233 mmol) is dissolved in dichloromethane (5.0 mL) and 4-bromo-2-isocyanato-1-methoxy-benzene (1.0 equiv., 44 mg, 0.233 mmol) is then added and stirred at room temperature for 3 hours under nitrogen atmosphere. All solvent is then removed by rotary evaporation and the crude product is purified via preparative TLC to afford Compound 1f as an off-white solid.
  • 21
  • [ 55440-54-5 ]
  • [ 202823-21-0 ]
YieldReaction ConditionsOperation in experiment
With ammonia In tetrahydrofuran at 20℃; for 3h; 30.a a) N-(5-chloro-2-methoxyphenyl)urea; A solution of 4-chloro-2-isocyanato-1-methoxybenzene (18.0 g, 98 mmols) in tetrahydrofuran (60 mL) was added dropwise to a solution of saturated ammonia in the same solvent (240 mL) at room temperature. It was stirred under the same conditions for 3 hours. The pH of the solution obtained was acidic; therefore a stream of ammonia was passed through until a basic pH was reached. The crude was concentrated in vacuo and the solid obtained was triturated with diethylether. It was filtered, washed and dried and it was recristallized from tetrahydrofuran to give the title compound (16.7 g).
  • 22
  • [ 55440-54-5 ]
  • [ 170911-92-9 ]
  • 4-{4-[3-(5-chloro-2-methoxy-phenyl)-ureido]-phenyl}-piperazine-1-carboxylic acid tert-butyl ester [ No CAS ]
YieldReaction ConditionsOperation in experiment
89% In tetrahydrofuran at 20℃; for 14.5h; 1 N-tert-butyloxycarbonyl-N'-(4-aminophenyl)-piperazine (138 mg) and 5-chloro-2-methoxyphenyl isocyanate (138 mg) were dissolved in anhydrous tetrahydrofuran (5 mL) and stirred at room temperature for 14.5 hours. After methanol was added to the reaction solution, the mixed solution was concentrated. The obtained solid was vigorously stirred in hexane/isopropyl ether (5:1), collected by filtration and dried under reduced pressure, and 206 mg (89%) of the title compound was obtained as a pale pink crystal. 1H-NMR spectrum (400MHz,DMSO-d6):δ(ppm)=9.15(1H, s), 8.27(1H, s), 8.21(1H, d, J=2.3Hz), 7.29(2H, d, J=9.0Hz), 7.00(1H, d, J=9.0Hz), 6.94(1H, dd, J=8.6 and 2.8Hz), 6.95(2H, d, J=2.8Hz), 3.87(3H, s), 3.44(4H, t, J=4.9Hz), 2.99(4H, t, J=5.1Hz), 1.42(9H, s). MS(FAB) m/z:461 (M + H)+. Melting point: 205°C.
  • 23
  • [ 870249-31-3 ]
  • [ 55440-54-5 ]
  • [ 919120-19-7 ]
  • [ 919120-18-6 ]
YieldReaction ConditionsOperation in experiment
In dichloromethane
  • 24
  • [ 1029971-74-1 ]
  • [ 55440-54-5 ]
  • [ 1029970-20-4 ]
YieldReaction ConditionsOperation in experiment
With 1,8-diazabicyclo[5.4.0]undec-7-ene 48 Example 48 (2Z)-2-(3-butyl-5-methyl-1.3.4-thiadiazol-2(3H)-ylidene)-N-(5-chloro-2- methoxyphenyPacetamideA solution of the product from Example 47A (149 mg, 0.5 mmol), DBU (105 μL, 0.75 mmol) and 5 -chloro -2 -methoxy phenyl isocyanate (91 mg, 0.5 mmol) was stirred overnight. The solution was diluted with water (10 mL), extracted with dichloromethane (3 x 5 mL). The organic layers were combined, washed with brine, dried with sodium sulfate and concentrated in vacuo. The residue was purified by the HPLC procedure specified in Example 47B to obtain the title compound. 1H NMR (300 MHz, DMSO-de) δ ppm 0.93 (t, J= 7.5 Hz, 3 H), 1.27 - 1.39 (m, 2 H), 1.64 - 1.75 (m, 2 H), 2.36 (s, 3 H), 3.82 - 3.91 (m, 5 H), 5.81 (s, 1 H), 6.92 - 7.01 (m, 2 H), 8.36 (d, J= 2.4 Hz, 1 H), 8.68 (s, 1 H); MS (ESI) m/z 354 (M+H)+. Anal. Calcd for Ci6H2oClN302S.0.5 C2HF3O2: C, 48.92; H, 4.92; N, 9.99; Found: C, 49.28; H, 5.09; N, 10.07.
  • 26
  • [ 879547-76-9 ]
  • [ 55440-54-5 ]
  • [ 1160165-44-5 ]
YieldReaction ConditionsOperation in experiment
In N,N-dimethyl-formamide at 80 - 90℃; for 4 - 5h; 1 Part II: Preparation of Preferred Compounds of the InventionGeneral method for the preparation of 1-benzyl and 1-propyl indazolone ureas from isocyanates (General method 1)A suspension of 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one (1 eq.) or 1-allyl-5-nitro-1,2-dihydro-indazol-3-one and 10% Pd/C (3-5% equiv.) in MeOH (25 ml per 1 mmol of substrate) was stirred under hydrogen atmosphere (balloon) at room temperature until completion of reduction. After removal of the catalyst and the solvent, the residue was dissolved in acetonitrile (5-15 ml) and the solution was evaporated again. The intermediate reduction product was dried in high vacuum then dissolved in a solvent (DMF or acetonitrile) to make a certain concentration of solution (0.1 to 0.25 based on the solubility). The solution (0.075 mmol) was dispensed to vials followed by adding a desirable isocyanate (0.25 M, 1 equiv.). Then the vials were shaken at 80-90° C. for 4-5 hrs. Solvent removal followed by HPLC purification offered the pure compounds.Example 11-(1-Benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea Following general method 1, described above, 1-(1-benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea was prepared from 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one and 5-chloro-2-methoxyphenyl isocyanate (Yield: 13%). ES-MS calcd for C22H19ClN4O3 (m/e) 422, obsd 423 (M+H). Example 1 1-(1-Benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea Following general method 1, described above, 1-(1-benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea was prepared from 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one and 5-chloro-2-methoxyphenyl isocyanate (Yield: 13%). ES-MS calcd for C22H19ClN4O3 (m/e) 422, obsd 423 (M+H).
In acetonitrile at 80 - 90℃; for 4 - 5h; 1 Part II: Preparation of Preferred Compounds of the InventionGeneral method for the preparation of 1-benzyl and 1-propyl indazolone ureas from isocyanates (General method 1)A suspension of 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one (1 eq.) or 1-allyl-5-nitro-1,2-dihydro-indazol-3-one and 10% Pd/C (3-5% equiv.) in MeOH (25 ml per 1 mmol of substrate) was stirred under hydrogen atmosphere (balloon) at room temperature until completion of reduction. After removal of the catalyst and the solvent, the residue was dissolved in acetonitrile (5-15 ml) and the solution was evaporated again. The intermediate reduction product was dried in high vacuum then dissolved in a solvent (DMF or acetonitrile) to make a certain concentration of solution (0.1 to 0.25 based on the solubility). The solution (0.075 mmol) was dispensed to vials followed by adding a desirable isocyanate (0.25 M, 1 equiv.). Then the vials were shaken at 80-90° C. for 4-5 hrs. Solvent removal followed by HPLC purification offered the pure compounds.Example 11-(1-Benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea Following general method 1, described above, 1-(1-benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea was prepared from 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one and 5-chloro-2-methoxyphenyl isocyanate (Yield: 13%). ES-MS calcd for C22H19ClN4O3 (m/e) 422, obsd 423 (M+H). Example 1 1-(1-Benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea Following general method 1, described above, 1-(1-benzyl-3-oxo-2,3-dihydro-1H-indazol-5-yl)-3-(5-chloro-2-methoxy-phenyl)-urea was prepared from 1-benzyl-5-nitro-1,2-dihydro-indazol-3-one and 5-chloro-2-methoxyphenyl isocyanate (Yield: 13%). ES-MS calcd for C22H19ClN4O3 (m/e) 422, obsd 423 (M+H).
  • 30
  • [ 1245210-84-7 ]
  • [ 55440-54-5 ]
  • [ 1245211-40-8 ]
YieldReaction ConditionsOperation in experiment
28% In dimethyl sulfoxide at 20℃; for 0.5h;
  • 31
  • [ 1245210-70-1 ]
  • [ 55440-54-5 ]
  • [ 1245211-36-2 ]
YieldReaction ConditionsOperation in experiment
41% In dimethyl sulfoxide at 20℃; for 0.5h;
  • 32
  • [ 1245210-75-6 ]
  • [ 55440-54-5 ]
  • [ 1245211-39-5 ]
YieldReaction ConditionsOperation in experiment
4% In dimethyl sulfoxide at 20℃; for 0.5h;
  • 33
  • [ 80947-25-7 ]
  • [ 55440-54-5 ]
  • [ 1245211-22-6 ]
  • 34
  • [ 55440-54-5 ]
  • [ 110216-87-0 ]
  • C17H14ClN3O3 [ No CAS ]
  • 35
  • [ 55440-54-5 ]
  • [ 1700-93-2 ]
  • [ 1245211-04-4 ]
YieldReaction ConditionsOperation in experiment
15% With sodium t-butanolate In dimethyl sulfoxide at 20℃; for 0.5h;
  • 40
  • [ 29568-33-0 ]
  • [ 55440-54-5 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: sodium azide / water / 2 h / 20 °C / Inert atmosphere 2: toluene / 1 h / 110 °C
Multi-step reaction with 2 steps 1: sodium azide / water; acetone / 2 h / 20 °C / Inert atmosphere 2: toluene / 110 °C
  • 41
  • [ 55440-54-5 ]
  • 1-(2-methoxy-5-chlorophenyl)-3-[1-(1H-pyrrolo[2,3-b]pyridin-4-ylmethyl)-2,3-dihydro-1H-indol-4-yl]urea hydrochloride [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4: hydrogenchloride / methanol / 20 °C
  • 42
  • [ 55440-54-5 ]
  • [ 1268390-70-0 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C
Multi-step reaction with 2 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C
  • 43
  • [ 55440-54-5 ]
  • [ 1268390-71-1 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C
  • 44
  • [ 55440-54-5 ]
  • 1-(2-methoxy-5-chlorophenyl)-3-[1-(1H-pyrrolo[2,3-b]pyridin-4-ylmethyl)-1H-indol-4-yl]urea hydrochloride [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 5 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / acetone / 20 °C 5: hydrogenchloride / methanol
  • 45
  • [ 55440-54-5 ]
  • [ 1268390-73-3 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / acetone / 20 °C
  • 46
  • [ 5192-23-4 ]
  • [ 55440-54-5 ]
  • [ 1268390-69-7 ]
YieldReaction ConditionsOperation in experiment
70% In dichloromethane 1 A solution of 5-chloro-2-methoxyphenyl isocyanate (Int-4, 5.5 g, 30 mmol) in DCM (20 mL) was added dropwise to the 4-amino- lH-indole in DCM (30 mL) from Step A, and the resulting mixture was stirred overnight, then filtered to give the crude product l-(5-chloro-2-methoxyphenyl)-3-(lH-indol-4-yl)urea (6.6 g, 70%), which was used directly in the next step without purification.
  • 47
  • [ 1268390-76-6 ]
  • [ 55440-54-5 ]
  • 1-(2-methoxy-5-chlorophenyl)-3-[1-(1H-pyrrolo[2,3-b]pyridin-4-ylmethyl)-1H-indol-4-yl]urea hydrochloride [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: dichloromethane 2: hydrogenchloride / methanol
  • 48
  • [ 1268390-76-6 ]
  • [ 55440-54-5 ]
  • [ 1268390-73-3 ]
YieldReaction ConditionsOperation in experiment
In dichloromethane 2b To a solution of 4-[(4-amino- lH-indol- 1 -yl)methyl]- 1 -(/-butyloxycarbonyl)- lH-pyrrolo[2,3-6]pyridine (450 mg) in DCM was added 5-chloro-2-methoxyphenyl isocyanate (Int-4, 275 mg, 1.5 mmol). The mixture was stirred overnight, then concentrated, and purified by flash column chromatography to give the desired product 1 -(2-methoxyl-5-chlorophenyl)-3-{l-[l-(?-butyloxycarbonyl)-lH-pyrrolo[2,3-]pyridin-4- ylmethyl]-lH-indol-4-yl}urea (540 mg, 80% for two steps).1H NMR (400 MHz, CDCl3): δ 8.40 (d, J = 1.6, IH), 8.34 (s, J = 4.2, IH), 7.91 (s, IH),7.76 (s, IH), 7.63 (d, J = 4.0, IH), 7.46 (d, J = 7.6, IH), 7.12 (t, J = 8.0, IH), 7.03 (d, J= 3.2, IH), 6.96 (J = 8.4, IH), 6.90, 6.87 (dd, J = 8.8, 2.8, IH), 6.68-6.64 (m, 3H), 6.27(d, J = 4.4, IH), 5.51 (s, 2H), 3.60 (s, 3H), 1.66 (s, 9H).
  • 49
  • [ 1268390-80-2 ]
  • [ 55440-54-5 ]
  • [ 1268390-81-3 ]
YieldReaction ConditionsOperation in experiment
In toluene 3 A solution of 3-[(4-amino- lH-indol- 1 -yl)methyl]- 1 -(^-butyloxycarbonyl)- IH- pyrrolo[2,3-6]pyridine from previous step and 5-chloro-2-methoxyphenyl isocyanate(Int-14, 275 mg, 1.5 mmol) in toluene was stirred overnight. The reaction mixture was concentrated and purified by flash column chromatography to afford product l-(2- methoxyl-5-chlorophenyl)-3- { 1 -[ 1 -(^-butyloxycarbonyl)- lH-pyrrolo[2,3-6]pyridin-3- ylmethyl]-lH-indol-4-yl}urea (518 mg, 73% for two steps).1H NMR (400 MHz, CDCl3): δ 8.49 (d, J = 5.2, IH), 8.33 (s, IH), 7.65 (s, IH), 7.56 (s,IH), 7.50 (d, J = 8.0, IH), 7.31 (t, J = 6.8, 2H), 7.26-7.25 (m, IH), 7.14 (s, IH), 7.09 (t, J= 6.0, IH), 6.91 (d, J = 8.8, IH), 6.71-6.68 (m, 2H), 6.57 (s, IH), 5.41 (s, 2H), 3.64 (s,3H), 1.67 (s, 9H).
  • 50
  • [ 3438-16-2 ]
  • [ 55440-54-5 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1: thionyl chloride / dichloromethane / 2 h / Inert atmosphere; Reflux 2: sodium azide / water / 2 h / 20 °C / Inert atmosphere 3: toluene / 1 h / 110 °C
Multi-step reaction with 3 steps 1: thionyl chloride / dichloromethane / 2 h / Inert atmosphere; Reflux 2: sodium azide / water; acetone / 2 h / 20 °C / Inert atmosphere 3: toluene / 110 °C
  • 51
  • [ 1152958-89-8 ]
  • [ 55440-54-5 ]
YieldReaction ConditionsOperation in experiment
In toluene at 110℃; for 1h; I The acyl azide Int-3 obtained from previous step was dissolved in dry toluene(100 mL). The resulted solution was added slowly to an empty round-bottom flask preheated in an oil bath at 110 0C. Evolution of nitrogen was observed, which ceased after about 1 h of addition. The reaction mixture was then cooled to room temperature and solvent was removed under reduced pressure to yield a yellowish solid residue, which was recrystallized from petroleum ether to afford the desired product Int-4 as white crystals (10.3 g, 56% for 3 steps), which turn yellowish on standing.MS (ESI+): m/z 238.0 (100) [M+MeOH+Na, 35Cl]+, 240.0 (33) [M+MeOH+Na, 37Cl]+.
In toluene at 110℃; I [123] The acyl azide Int-3 obtained from previous step was dissolved in dry toluene (100 mL). The resulted solution was added slowly to an empty round-bottom flask preheated in an oil bath at 110 °C. Evolution of nitrogen was observed, which ceased after about 1 h of addition. The reaction mixture was then cooled to room temperature and solvent was removed under reduced pressure to yield a yellowish solid residue, which was recrystallized from petroleum ether to afford the desired product Int-4 as white crystals (10.3 g, 56% for 3 steps), which turn yellowish on standing.MS (ESI+): m/z 238.0 [M+MeOH+Na, 35C1]+, 240.0 [M+MeOH+Na, 37C1]+.
  • 53
  • [ 55440-54-5 ]
  • [ 1362855-49-9 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C
  • 54
  • [ 55440-54-5 ]
  • [ 1362855-50-2 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / acetone / 20 °C
  • 55
  • [ 55440-54-5 ]
  • [ 1362852-56-9 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 5 steps 1: dichloromethane 2: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4: 2,3-dicyano-5,6-dichloro-p-benzoquinone / acetone / 20 °C 5: hydrogenchloride / methanol / 60 °C
  • 56
  • [ 55440-54-5 ]
  • [ 1362852-54-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1.1: dichloromethane 2.1: sodium cyanoborohydride / acetic acid / 1 h / 20 °C 3.1: potassium carbonate / N,N-dimethyl-formamide / 80 °C 4.1: trifluoroacetic acid / 1 h / 20 °C 4.2: 0.5 h / pH 7 - 8
  • 57
  • [ 5192-23-4 ]
  • [ 55440-54-5 ]
  • 1-(5-chloro-2-methoxyphenyl)-3-(1H-indol-4-yl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
In dichloromethane VII A solution of 5-chloro-2-methoxyphenyl isocyanate (Int-4, 5.5 g, 30 mmol) in DCM (20 mL) was added dropwise to the 4-amino-lH-indole in DCM (30 mL), and the resulting mixture was stirred overnight, then filtered to give the crude product l-(5-chloro-2- methoxyphenyl)-3-(lH-indol-4-yl)urea (lnt-29, 6.6 g, 70%>), which was used directly in the next step without purification.
  • 58
  • [ 55440-54-5 ]
  • 9-benzyl-1-oxa-9-azaspiro[5.5]undecan-4-amine [ No CAS ]
  • N-(9-benzyl-1-oxa-9-azaspiro[5.5]undec-4-yl)-N′-(5-chloro-2-methoxyphenyl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
48.1% In diethyl ether at 20℃; Inert atmosphere; 4.2.6. General procedure for preparation of compounds 33-45 General procedure: 9-Benzyl-1-oxa-9-azaspiro[5.5]undecan-4-amine (7, 156 mg, 0.60 mmol) was dissolved in diethyl ether (8 mL) and treated with the respective isocyanate (0.63 mL, added dropwise). The resulting mixture was stirred overnight. The precipitate formed was separated by filtration, washed with diethyl ether and dried in vacuo to provide the title compound.
  • 59
  • [ 55440-54-5 ]
  • 2-(4-chloro-2-ureidophenoxy)-N-((3-endo)-8-(4-chlorobenzyl)-8-azabicyclo[3.2.1]octan-3-yl)acetamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: ammonia / tetrahydrofuran / 3 h / 20 °C 2.1: boron tribromide / dichloromethane / -10 - 20 °C 2.2: 0 °C 3.1: potassium carbonate / N,N-dimethyl-formamide / 20 - 50 °C
  • 60
  • [ 55440-54-5 ]
  • 2-(4-chloro-2-ureidophenoxy)-N-((3-endo)-8-(4-fluorobenzyl)-8-azabicyclo[3.2.1]octan-3-yl)acetamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: ammonia / tetrahydrofuran / 3 h / 20 °C 2.1: boron tribromide / dichloromethane / -10 - 20 °C 2.2: 0 °C 3.1: potassium carbonate / N,N-dimethyl-formamide / 20 - 50 °C
  • 61
  • [ 55440-54-5 ]
  • [ 57718-28-2 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: ammonia / tetrahydrofuran / 3 h / 20 °C 2.1: boron tribromide / dichloromethane / -10 - 20 °C 2.2: 0 °C
  • 62
  • [ 55440-54-5 ]
  • N-[2-(4-aminophenyl)ethyl]-7-ethoxy-6-fluoroquinazolin-4-amine [ No CAS ]
  • 1-(5-chloro-2-methoxyphenyl)-3-(4-{2-[(7-ethoxy-6-fluoroquinazolin-4-yl)amino]ethyl}phenyl)urea [ No CAS ]
YieldReaction ConditionsOperation in experiment
80% In methanol; dichloromethane at 20℃; for 2h; Inert atmosphere; General Procedure B General procedure: To a solution of amine derivatives 19a-f (1.0 equiv.) in dichloromethane (0.5-30mL) or N,N-dimethylformamide (1mL) and was added appropriate isocyanate (1.0-2.1 equiv.) and methanol (0-0.20mL) then the reaction mixture was stirred at room temperature. After stirred for 1-16h, the resulting precipitate was collected, washed with dichloromethane (5-20mL) and dried in vacuo to yield the title compounds 20-23, 25-39 in 28-98% yield.
  • 63
  • [ 55440-54-5 ]
  • [ 78553-63-6 ]
  • N<SUP>1</SUP>-(5-chloro-2-methoxyphenyl)-N<SUP>3</SUP>-octylmalonamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
96% Stage #1: N-Octyl-3-oxo-butyramide With potassium hydroxide; magnesium(II) chloride In dichloromethane at 25℃; for 0.5h; Inert atmosphere; Stage #2: 2-methoxy-5-chlorophenyl isocyanate In dichloromethane at 25℃; for 1h; Inert atmosphere;
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