Structure of 352359-42-3
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CAS No. : | 352359-42-3 |
Formula : | C28H20BrN |
M.W : | 450.37 |
SMILES Code : | BrC1=CC=C(C2=CC=C(N(C3=CC=CC=C3)C4=C5C=CC=CC5=CC=C4)C=C2)C=C1 |
MDL No. : | MFCD24387457 |
InChI Key : | JYAVHXABZQYLTH-UHFFFAOYSA-N |
Pubchem ID : | 16755312 |
GHS Pictogram: |
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Signal Word: | Warning |
Hazard Statements: | H302-H315-H319-H335 |
Precautionary Statements: | P261-P264-P270-P271-P280-P301+P312+P330-P302+P352-P304+P340+P312-P305+P351+P338-P332+P313-P337+P313-P362-P403+P233-P405-P501 |
* 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 |
---|---|---|
76% | With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | To a round bottom flask Sub 1-1 (6.2g, 20mmol), Sub 1-2 (1) (4.4g, 20mmol), Pd2 (dba) 3 (0.9g, 1mmol), PPh3 (0.5g, 2mmol), NaOt -Bu (5.8g, 60mmol), were added to toluene (210mL), respectively, and refluxed under stirring for 24 hours at 100C. The organic layer was dried over MgSO4, and extracted with water and ether and recrystallized silicagel column and the resulting organics concentrated to one after the Sub 1 (1), 6.8g (Yield: 76%) was obtained. |
70% | With sodium t-butanolate;1,1'-bis(diphenylphosphino)ferrocene; palladium diacetate; In toluene; at 90℃; for 15h;Inert atmosphere; | Synthesis of 4-bromo-4'-(naphthylphenylamino)biphenyl (2N); A mixture of 4,4'-dibromobiphenyl (8.46 g=27.4 mmol), Pd(OAc)2 (105 mg=0.18 mmol), dppf (253 mg=0.46 mmol), N-(1-naphthyl)aniline (2.0 g=9.13 mmol) and sodium t-butoxide (1.32 g=13.7 mmol) in dry toluene was placed in a three-necked flask under a nitrogen atmosphere and stirred at 90 C. for 15 h. After cooling, the reaction was quenched by adding water and then extracted by ethyl acetate. The organic layer was dried over anhydrous MgSO4 and evaporated under vacuum. The products were purified by a silica gel column eluted with hexane. White solid of compound 2N was obtained in 70% yield (2.86 g=6.37 mmol).The spectroscopic data of compound 2N were as follows: 1H NMR (CDCl3): δ 7.95 (d, 1H, J=7.9 Hz), 7.90 (d, 1H, J=7.9 Hz), 7.79 (d, 1H, J=8.2 Hz), 7.44-7.52 (m, 4H), 7.35-7.41 (m, 6H), 7.20-7.24 (m, 2H), 7.03-7.11 (m, 4H) and 6.97 (t, 1H, J=7.3 Hz); 13C NMR (CDCl3): δ 148.1, 147.9, 143.1, 139.5, 135.2, 132.5, 131.7, 131.2, 129.1, 128.4, 128.0, 127.4, 127.2, 126.6, 126.4, 126.3, 126.1, 124.1, 122.3, 122.1, 121.3 and 120.6; HRMS (m/z): 449.0783 (M+) (calculated value: 449.0779). |
62% | With sodium t-butanolate;Pd(dppf)Cl2; In ethyl acetate; toluene; | Example 1.1.4 N-(4'-bromo-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine (4): A mixture of N-phenylnaphthalen-1-amine (4.41 g, 20 mmol), 4,4'-dibromo-1,1'-biphenyl (15 g, 48 mmol), sodium tert-butoxide (4.8 g, 50 mmol) and Pd(dppf)Cl2 (0.44 g, 0.6 mmol) in anhydrous toluene (100 ml) was degassed and heated at 80 C. for 10 hours. After cooling to RT, the mixture was poured into dichloromethane (400 ml) and stirred for 30 min, then washed with brine (100 ml). The organic is collected and dried over Na2SO4, loaded on silica gel, and purified by flash column (hexanes to hexanes/ethyl acetate 90:1) to give a solid which was washed with methanol and dried under air to give a white solid 4 (5.58 g, in 62% yield). |
62% | With sodium t-butanolate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In toluene; at 80℃; for 10h; | Example 1.2 Example 1.2.1 N-(4'-bromo-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine CO: A mixture of N-phenylnaphthalen-1-amine (4.41 g, 20 mmol), 4,4'-dibromo-1,1'-biphenyl (15 g, 48 mmol), sodium tert-butoxide (4.8 g, 50 mmol) and Pd(dppf)Cl2 (0.44 g, 0.6 mmol) in anhydrous toluene (100 ml) was degassed and heated at 80 C. for 10 hours. After cooling to RT, the mixture was poured into dichloromethane (400 ml) and stirred for 30 min, then washed with brine (100 ml). The organic is collected and dried over Na2SO4, loaded on silica gel, and purified by flash column (hexanes to hexanes/ethyl acetate 90:1) to give a solid which was washed with methanol and dried under air to give a white solid 4 (5.58 g, in 62% yield). |
62% | With sodium t-butanolate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In toluene; at 80℃; for 10h; | [0045] N-(4'-bromo-[l,l'-biphenyl]-4-yl)-N-phenylnaphthalen-l-amine (4): A mixture of N-phenylnaphthalen-1 -amine (4.41g, 20 mmol), 4,4'-dibromo- 1,1 '-biphenyl (15g, 48 mmol), sodium tert-butoxide (4.8g, 50 mmol) and Pd(dppf)Cl2 (0.44 g, 0.6 mmol) in anhydrous toluene (100 ml) was degassed and heated at 80 C for 10 hours. After cooling to RT, the mixture was poured into dichloromethane (400 ml) and stirred for 30 min, then washed with brine (100 ml). The organic is collected and dried over Na2S04, loaded on silica gel, and purified by flash column (hexanes to hexanes/ethyl acetate 90:1) to give a solid which was washed with methanol and dried under air to give a white solid 4 (5.58g, in 62% yield). |
62% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium t-butanolate; In toluene; at 80℃; for 10h; | A mixture of N-phenylnaphthalen-i -amine (4.41 g,20 mmol), 4,4’-dibromo-i,i’-biphenyl (15 g, 48 mmol), sodium tert-butoxide (4.8 g, 50 mmol) and Pd(dppf)C12 (0.44 g, 0.6 mmol) in anhydrous toluene (100 ml) was degassed and heated at 80C. for 10 hours. After cooling to RT, the mixture was poured into dichloromethane (400 ml) and stirred for 30 mm, then washed with brine (100 ml). The organic is collected and dried over Na2 SO4, loaded on silica gel, and purified by flash colunm (hexanes to hexanes/ethyl acetate 90:1) to give a solid which was washed with methanol and dried under air to give a white solid 4 (5.58 g, in 62% yield). |
62% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium t-butanolate; In toluene; at 80℃; for 10h;Inert atmosphere; | A mixture of N-phenylnaphthalen- i-amine (4.41 g, 20 mmol), 4,4’-dibromo-i,i’-biphenyl (15 g, 48 mmol), sodium tert-butoxide (NaOl3ut) (4.8 g, 50 mmol) and Pd(dppf)C12 (0.44 g, 0.6 mmol) in anhydrous toluene (100 mE) was degassed and heated at 800 C. for about 10 hours. After cooling to RT, the mixture was poured into dichioromethane(400 mE) and stirred for about 30 mm., then washed withbrine (100 mE). The organic solution was collected and dried over Na2SO4, loaded on silica gel, and purified by flash colunm (hexanes to hexanes/ethyl acetate 90:1) to give a solid which was washed with methanol and dried under air to givea white solid Compound 4 (5.58 g, in 62% yield). |
62% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium t-butanolate; In toluene; at 80℃; for 10h;Inert atmosphere; | A mixture of N-phenylnaphthalen-i -amine (4.41 g, 20mmol), 4,4’-dibromo-i,i’-biphenyl (15 g, 48 mmol), sodiumtert-butoxide (4.8 g, 50 mmol) and Pd(dppf)C2 (0.44 g, 0.6mmol) in anhydrous toluene (100 ml) was degassed andheated at about 800 C. for about 10 hours. After cooling toRT, the mixture was poured into dichloromethane (400 ml)and stirred for about 30 mm, then washed with brine (100ml). The organic was collected and dried over Na2SO4,loaded on silica gel, and purified by flash column (hexanesto hexanes/ethyl acetate 90:1) to give a solid which waswashed with methanol and dried under air to give a whitesolid (Compound 5) (5.58 g, in 62% yield). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In 5,5-dimethyl-1,3-cyclohexadiene; water; toluene; | Under the argon gas current, 6.8 g of N-phenyl-1-naphthylamine (manufactured by Tokyo Kasei Kogyo Co., Ltd.), 9.7 g of 4,4'-dibromobiphenyl (manufactured by Tokyo Kasei Co., Ltd.), 3 g of sodium-t-butoxide (manufactured by Hiroshima-Wako Co., Ltd.), 0.5 g of triphenylphosphine palladium (II) chloride (manufactured by Tokyo Kasei Kogyo Co., Ltd.) and 500 ml of xylene were placed, and then they were reacted at 130 C. for 24 hours. After cooled it down, 1000 ml of water was added, followed by filtration of the mixture by using Celite. Then the solution obtained by the filtration was extracted by toluene, followed by drying it with the use of magnesium sulfate anhydride. After concentrating it under reduced pressure, the crude product was refined by column refining and the obtained was recrystallized by using toluene. It was separated by filtration and dried, then 4.1 g of 4'-bromo-N-phenyl-N-1-naphthyl-4-amino-1,1'-biphenyl (Intermediate 3, which will be illustrated later) was obtained. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With aniline; In toluene; | (2) Synthesis of N,N'-diphenyl-N-1-naphthylbenzidine Adding 0.66% by weight toluene solution in an amount of 100 microliter prepared by dissolving tri-t-butylphosphine into a mixed solution prepared by dissolving 4.50 g of 4-bromo-4'-(N-1-naphthyl-N-phenylamino)biphenyl, 1.11 g of aniline, 183 milligram of tris(dibenzylideneacetone)dipalladium(O) and 1.35 g of t-butoxysodium into toluene in an amount of 100 milliliter, the resultant solution was stirred at a room temperature for 5 hours. After the completion of the reaction, the solution was filtered with a use of celite and the filtrate was extracted with toluene. Concentrating the filtrate under a reduced pressure, the resultant crude product was refined by means of a column and as a result, 3.50 g of pale yellow powder was obtained |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With aniline; In toluene; | (2) Synthesis of 2-(N-1-naphthyl-N-phenylamino)-7-(N-phenylamino)phenanthrene Adding 0.66% by weight toluene solution in an amount of 100 microliter prepared by dissolving tri-t-butylphosphine into a mixed solution prepared by dissolving 4.74 g of 4-bromo-4'-(N-1-naphthyl-N-phenylamino)biphenyl, 1.11 g of aniline, 183 milligram of tris(dibenzylideneacetone)dipalladium(O) and 1.35 g of t-butoxysodium into toluene in an amount of 100 milliliter, the resultant solution was stirred at a room temperature for 5 hours. After the completion of the reaction, the solution was filtered. The resultant solid was washed with uses of methanol, water, methanol and toluene sequentially and further, it was dried under a reduced pressure and as a result, 3.50 g of gray powder (crude product) was obtained. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Synthesis of 4'-(naphthylphenylamino)triphenylene-4-carbaldehyde (3N); To a three-necked round-bottom flask containing 2N (6.82 g=15.2 mmol) was added dropwise BuLi (16.1 mmol, 1.6 M in a hexane solution of 10 mL) in dry THF at -78 C., and then the solution was brought to 0 C. and stirred by a magnetic bar for 30 minutes. The solution was cooled again to -78 C. and to it was added dropwise tri-isopropyl borate (5.3 mL=19.8 mmol). The reaction solution was warmed up gradually to room temperature and stirred overnight. To the reaction solution was then added excess amount (30 mL) of 10% HCl(aq), while the mixture was stirred for another 1 hour. The reaction was quenched by pouring into distilled water, followed by extraction with ethyl acetate. The organic layer was dried over anhydrous MgSO4, and evaporation of the solvent gave a crude product, which was immediately subjected to the next reaction.The crude product was mixed with 4-bromobenzaldehyde (2.57 g=14.0 mmol), K2CO3(aq) (2.76 g=2 mmol) in 10 mL of H2O, and Pd(PPh3)4 (807 mg=0.69 mmol) in dry toluene/THF (2/1). The mixture was heated to 90 C. for 12 hours. After cooling, the products were extracted by ethyl acetate and the organic layer dried over anhydrous MgSO4. The crude product was dried in vacuo and purifies by a silica gel column eluted with CH2Cl2/hexane (1/1). Yellow solid of compound 3N was obtained in 88% yield (6.35 g=13.4 mmol).The spectroscopic data of 3N were as follows: 1H NMR (CDCl3): δ 10.04 (s, 1H), 7.93-7.95 (m, 3H), 7.88 (d, 1H, J=8.1 Hz), 7.78 (t, 3H, J=6.9 Hz), 7.67 (d, 2H, J=8.6 Hz), 7.64 (d, 2H, J=8.6 Hz), 7.44-7.50 (m, 4H), 7.35-7.38 (m, 2H), 7.24 (d, 1H, J=4.2 Hz), 7.21 (d, 2H, J=7.2 Hz), 7.10 (d, 2H, J=8.6 Hz), 7.07 (d, 2H, J=8.6 Hz) and 6.96 (t, 1H, J=7.2 Hz); 13C NMR (CDCl3): δ 191.7, 148.2, 148.0, 146.6, 143.3, 140.8, 137.6, 135.3, 135.1, 132.8, 131.3, 130.3, 129.2, 128.5, 127.7, 127.6, 127.3, 127.0, 126.7, 126.4, 124.5, 124.2, 122.4, 122.3 and 121.5; HRMS (m/z): 475.1933 (M+) (calculated value: 475.1936). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
62% | With sodium t-butanolate;tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; In toluene; at 90℃; for 3h; | Synthesis Example 6: Synthesis of Intermediate 6 16.2 g (45 mmol) of 4-bromo-4'-iodo-biphenyl, 6.58 g (30 mmol) of N-phenyl-2-naphthylamine, 4.3 g (45 mmol) of t-BuONa, 0.55 g (0.6 mmol) of Pd2(dba)3, and 0.12 g (0.6 mmol) of P(t-Bu)3 were dissolved in 100 mL of toluene and stirred at 90C for 3 hours. After the reaction was completed, the reaction product was cooled to room temperature and extracted three times with distilled water and 100 ml of diethylether. An organic layer was collected and dried using magnesium sulfate to evaporate the solvent. The residue was separated and purified using silica gel column chromatography to obtain 8.38 g (yield: 62%) of Intermediate 6. This compound was identified using HR-MS. C28H20BrN calc.: 449.0779; and found: 449.0775. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
92% | With sodium t-butanolate;palladium diacetate; XPhos; In toluene; at 90℃; for 3h; | Synthesis Example 13: Synthesis of Intermediate 13 13.5 g (30 mmol) of Intermediate 6, 7.1 g (36 mmol) of benzophenone hydrazone, 4.3 g (45 mmol) of t-BuONa, 0.13 g (0.6 mmol) of Pd(OAc)2, and 0.29 g (0.6 mmol) of 2-dicyclohexylphosphino-2',4,6'-triisopropylbiphenyl were dissolved in 60 mL of toluene and stirred at 90C for 3 hours. The reaction product was cooled to room temperature. Distilled water was added thereto and the product was extracted twice with 100 mL of diethylether and once with 100 mL of dichloromethane. An organic layer was collected and dried using magnesium sulfate, followed by filtration. The solvent was evaporated, and the residue was separated and purified using silica gel column chromatography to obtain 15.6 g (yield: 92 %) of Intermediate 13. This compound was identified using HR-MS. C41H31N3 calc.: 565.2518; and found: 565.2522. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
90% | With potassium acetate;Pd(dppf)Cl2; In 1,4-dioxane; ethyl acetate; | Example 1.2.1 N-phenyl-N-(4'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1'-biphenyl]-4-yl)naphthalen-1-amine (5): A mixture of Compound 4 (5.5 g, 12.2 mmol), bis(pinacolate)diborane (3.10 g, 12.2 mmol), Pd(dppf)Cl2 (0.446 mg, 0.6 mmol) and KOAc (5.5 g, 56 mmol) in anhydrous dioxane (60 ml) was degassed and heated at 80 C. overnight. After being cooled to RT, the mixture was poured into ethyl acetate (200 ml), washed with brine (150 ml). The organic solution was dried over Na2SO4, loaded on silica gel and purified by flash column (hexanes to hexanes/ethyl acetate 30:1) to collect the major fraction. After removal of solvent, the solid was washed with methanol, filtered and dried in air to give a white solid 5 (5.50 g, in 90% yield). |
90% | With potassium acetate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In 1,4-dioxane; at 80℃; | Example 1.2.2 N-phenyl-N-(4'-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1'-biphenyl]-4-yl)naphthalen-1-amine (7): A mixture of Compound 6 (5.5 g, 12.2 mmol), bis(pinacolate)diborane (3.10 g, 12.2 mmol), Pd(dppf)Cl2 (0.446 mg, 0.6 mmol) and KOAc (5.5 g, 56 mmol) in anhydrous dioxane (60 ml) was degassed and heated at 80 C. overnight. After being cooled to RT, the mixture was poured into ethyl acetate (200 ml), washed with brine (150 ml). The organic solution was dried over Na2SO4, loaded on silica gel and purified by flash column (hexanes to hexanes/ethyl acetate 30:1) to collect the major fraction. After removal of solvent, the solid was washed with methanol, filtered and dried in air to give a white solid 7 (5.50 g, in 90% yield). |
90% | With potassium acetate;(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In 1,4-dioxane; at 80℃; | Example 1.2.14 5[0047] N-phenyl-N-(4'-(4,4,5,5-tetramethyl-l,3,2-dioxaborolan-2-yl)-[l,l'- biphenyl]-4-yl)naphthalen-l-amine (5): A mixture of Compound 4( 5.5 g, 12.2 mmol), bis(pinacolate)diborane (3.10 g, 12.2 mmol), Pd(dppf)Cl2 (0.446 mg, 0.6 mmol) and KOAc (5.5 g, 56 mmol) in anhydrous dioxane (60 ml) was degassed and heated at 80 C overnight. After being cooled to RT, the mixture was poured into ethyl acetate (200 ml), washed with brine (150 ml). The organic solution was dried over Na2S04, loaded on silica gel and purified by flash column (hexanes to hexanes/ethyl acetate 30:1) to collect the major fraction. After removal of solvent, the solid was washed with methanol, filtered and dried in air to give a white solid 5 (5.50g, in 90% yield). |
90% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; at 80℃; | A mixture of Compound 6 (5.5 g, 12.2 mmol), bis (pinacolate)diborane (3.10 g, 12.2 mmol), Pd(dppf)C12 (0.446 mg, 0.6 mmol) and KOAc (5.5 g, 56 mmol) in anhydrous dioxane (60 ml) was degassed and heated at 80 C. overnight. After being cooled to RT, the mixture was poured into ethyl acetate (200 ml), and washed with brine (150 ml). The organic solution was dried over Na2504, loaded on silica gel and purified by flash column (hexanes to hexanes/ethyl acetate 30:1) to collect the major fraction. After removal of solvent, the solid was washed with methanol, filtered and dried in air to give a white solid 7 (5.50 g, in 90% yield). |
90% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; at 80℃;Inert atmosphere; | Amixture of Compound 4(5.5 g, i2.2 mmol), bis(pinacolate)diborane (3.10 g, i2.2 mmol), Pd(dppf)C12 (0.446 mg,0.6 mmol) and KOAc (5.5 g, 56 mmol) in anhydrous dioxane(60 mE) was degassed and heated at about 80 C. overnight.After being cooled to RT, the mixture was poured into ethyl acetate (200 mE), and washed with brine (150 mE). The organic solution was dried over Na2SO4, loaded on silica gel and purified by flash column (hexanes to hexanes/ethyl acetate 30:1) to collect the major fraction. After removal ofsolvent, the solid was washed with methanol, filtered and dried in air to give a white solid CompoundS (5.50 g, in 90% yield). |
90% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; at 80℃;Inert atmosphere; | A mixture of Compound 5 (5.5 g, 12.2 mmol), bis(pinacolate)diborane (3.10 g, 12.2 mmol), Pd(dppf)C12(0.446 mg, 0.6 mmol) and KOAc (5.5 g, 56 mmol) inanhydrous dioxane (60 ml) was degassed and heated atabout 80 C. overnight. After being cooled to RT, themixture was poured into ethyl acetate (200 ml) and washedwith brine (150 ml). The organic solution was dried overNa2SO4, loaded on silica gel and purified by flash colunm(hexanes to hexanes/ethyl acetate 30:1) to collect the majorfraction. After removal of solvent, the solid was washed withmethanol, filtered and dried in air to give a white solid (5.50g, in 90% yield). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
70% | With potassium carbonate;tetrakis(triphenylphosphine) palladium(0); In 1,4-dioxane; water; at 100℃; | Example 1.1.5[0046] Host-1: A mixture of Compound 3 (0.80 g, 2mmol), Compound 4 (0.90, 2mmol), tetrakis(triphenylphosphine)palladium(0) (Pd(PPh3)4) (0.115g, 0.1 mmol) and potassium carbonate (0.69g, 5 mmol) in dioxane/water (25 ml/5 ml) was degassed and heated at 100 C overnight. After cooling down to RT, the mixture was worked up with water and ethyl acetate (150 ml x 3). The organic phase is collected and dried over Na2S04, loaded on silica gel, purified by flash column (hexanes/ethyl acetate 8:1 to 6:1) to give an off white solid (Host-1) (0.90 g, in 70% yield). LCMS data: calcd for C47H34N3 (M+H) = 640.3; found: m/e=640. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
79% | With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | To a round bottom flask Sub 1(1) (9.0g, 20mmol), Sub 2(28) (7.6g, 20mmol), Pd2(dba)3 (0.9g, 1mmol), PPh3 (0.5g, 2mmol), NaOt-Bu (5.8g, 60mmol), were added to toluene (210mL), respectively, and refluxed under stirring for 24 hours at 100C. The organic layer was dried and the ether was extracted with water over MgSO4 and concentrated and to the resulting organic silicagel column and recrystallized to form a 2-4 11.8g (yield: 79%). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
62% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 110℃; for 3h;Inert atmosphere; | The compound 10.0 g (18.99 mmol), synthesized under thenitrogen air current in the preparation example 19 N -(4'-bromo-(1,1'-biphenyl)-4-yl) -N-phenylnaphthalen-1-amine of 8.55 g (18.99mmol), the Pd 2 (dba) 3 of 0.52 g (0.57 mmol), P (t-bu) 3 of0.38 g (1.90 mmol), and the NaO (t-bu) and toluene (200 ml) of 4.56 g(47.47 mmol) were mixed and it was stirred in 110 for 3hours. It extracted in the dichloromethane after the reactiontermination and the MgSO 4 was put and it filtered. Theintended compound 11.06 g (yield: 62 %) was obtained using the columnchromatography after the solvent of the filtered organic layer was removed |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
70% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 110℃; for 3h;Inert atmosphere; | The compound 10.0 g (17.40 mmol), synthesized under thenitrogen air current in the preparation example 28 N -(4'-bromo-(1,1'-biphenyl)-4-yl) -N-phenylnaphthalen-1-amine of 7.84 g (17.40mmol), the Pd 2 (dba) 3 of 0.48 g (0.52 mmol), P (t-bu) 3 of0.35 g (1.74 mmol), and the NaO (t-bu) and toluene (200 ml) of 4.18 g(43.50 mmol) were mixed and it was stirred in 110 for 3hours. It extracted in the dichloromethane after the reactiontermination and the MgSO 4 was put and it filtered. Theintended compound 11.50 g (yield: 70 %) was obtained using the columnchromatography after the solvent of the filtered organic layer was removed |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
81% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 110℃; for 3h;Inert atmosphere; | The compound 10.0 g (17.46 mmol), synthesized under thenitrogen air current in the preparation example 29 N -(4'-bromo-(1,1'-biphenyl)-4-yl) -N-phenylnaphthalen-1-amine of 7.86 g (17.46mmol), the Pd 2 (dba) 3 of 0.48 g (0.52 mmol), P (t-bu) 3 of0.35 g (1.75 mmol), and the NaO (t-bu) and toluene (200 ml) of 4.20 g(43.65 mmol) were mixed and it was stirred in 110 for 3hours. It extracted in the dichloromethane after the reactiontermination and the MgSO 4 was put and it filtered. Theintended compound 13.33 g (yield: 81 %) was obtained using the columnchromatography after the solvent of the filtered organic layer was removed |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
76% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 110℃; for 3h;Inert atmosphere; | The compound 10.0 g (22.19 mmol), synthesized under the nitrogen air current in the preparation example 12 N - (4'-bromo-(1,1'-biphenyl)-4-yl) -N-phenylnaphthalen-1-amine of 10.00 g (22.19 mmol), the Pd 2 (dba) 3 of 0.61 g (0.67 mmol), P (t-bu) 3 of 0.45 g (2.22 mmol), and the NaO (t-bu) and toluene (200 ml) of 5.33 g (55.49 mmol) were mixed and it was stirred in 110 for 3hours. It extracted in the dichloromethane after the reaction termination and the MgSO 4 was put and it filtered. The intended compound 14.74 g (yield: 76 %) was obtained using the column chromatography after the solvent of the filtered organic layer was removed |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
81% | With tris-(dibenzylideneacetone)dipalladium(0); triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | <strong>[352359-42-3]N-(4'-bromo-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine</strong> (10.8g, 24mmol) was dissolved in toluene, N-phenylnaphthalen-1-amine (4.4 g, 20mmol), Pd2(dba)3 (0.05 equiv), PPh3 (0.1 equiv.), were added to each of NaOt-Bu (3 eq.), stirred and refluxed for 24 hours at 100 C. After the reaction was terminated and the resulting organic material was extracted and the organic layer was dried over MgSO4 and concentrated in ether and water silicagel column and the final compound was recrystallized 11.4g (yield: 81%) was obtained. |
81% | With tris-(dibenzylideneacetone)dipalladium(0); triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | <strong>[352359-42-3]N-(4'-bromo-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine</strong> (10.8g, 24mmol) was dissolved in toluene, N-phenylnaphthalen-1-amine (4.4g,20mmol), Pd2 (dba) 3 (0.05 eq.), PPh3 (0.1 eq.) and NaOt-Bu (3 eq.) were added, stirred at 100 degree C and refluxed for 24 hours. After completion of the reaction, the organic layer was extracted with water and ether, and the resulting compound was purified by silica gel column, then concentrated, dried over MgSO4 and recrystallized to give the final compound 11.4g (yield: 81%). |
81% | With tris-(dibenzylideneacetone)dipalladium(0); triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | N-(4′-bromo-[1,1′-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine (10.8 g, 24 mmol) was dissolved in toluene and, N-phenylnaphthalen-1-amine (4.4 g, 20 mmol), Pd2(dba)3 (0.05 eq.), PPh3 (0.1 eq.), NaOt-Bu (3 eq.) were added and refluxed with stirring at 100 C. for 24 hours. When the reaction was completed, the reaction mixture was extracted with ether and water. The organic layer was dried over MgSO4 and concentrated. The resulting compound was separated by silicagel column chromatography and recrystallized to obtain 11.4 g (yield: 81%) of the product. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
66% | With copper; potassium carbonate; sodium sulfate; In nitrobenzene; | The starting material, N-phenylnaphthalen-1-amine (65.8g, 300mmol) in 4-bromo-4'-iodo-1,1'-biphenyl (129.2g, 360mmol), Na2SO4 (42.6g, 300mmol), K2CO3 (41.4 g, 300mmol), Cu (5.72g, 90mmol), to the use of the nitrobenzene product synthesis example 89.2g (yield 66% was obtained). |
66% | With copper; potassium carbonate; sodium sulfate; In nitrobenzene; at 200℃; | Starting material, N-phenylnaphthalen-1-amine (65.8 g, 300 mmol), 4-bromo-4'-iodo-1,1'-biphenyl (129.2 g, 360mmol), Na2SO4 (42.6 g, 300 mmol), K2CO3 (41.4 g, 300 mmol), Cu (5.72 g, 90 mmol), nitrobenzene was obtained using the synthesis method of Sub 1-1 of Example 2 above to obtain 89.2 g of product (yield: 66%). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
63% | With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; In toluene; at 100℃; | To a round bottom flask, <strong>[352359-42-3]N-(4'-bromo-[1,1'-biphenyl]-4-yl)-N-phenylnaphthalen-1-amine</strong> (10.8g, 24mmol), N-([1,1'-biphenyl ]-4-yl)-13,13-dimethyl-13H-indeno[1,2-l]phenanthren-10-amine (9.2g, 20mmol), Pd2(dba)3 (0.03 ~ 0.05mmol), P (t -Bu)3 proceeds for (0.1 equivalent), NaOt-Bu (3 equivalents), the reaction at 100 C after loading the toluene (10.5mL / 1mmol). When the reaction is complete, water and ether and the organic layer was extracted and dried over MgSO4 silicagel column and re-crystallization and the resulting organic product was then concentrated to 10.5g (yield: 63%) was obtained. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
66% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In dichloromethane; toluene; at 70℃; | General procedure: Round bottom flask in 2-1 Sub (20 g, 118.2 mmol) and toluene (740ml) to dissolve later, 2-bromo-6-iodonaphthalene (59.03 g, 177.3 mmol), Pd2 (dba) 3 (3.25 g, 3.5 mmol ), 50% P (t-Bu) 3 (4.6 ml, 9.5 mmol), NaOt-Bu (34.08 g, 354.6 mmol) and the mixture was stirred at 70 C. When the reaction was complete, CH2Cl2 and extracted with water and the organic layer was dried over MgSO4 and concentrated and the resulting product was compound silicagel column and recrystallization 30.08 g (yield: 68%) was obtained. |
66% | With copper; potassium carbonate; sodium sulfate; In nitrobenzene; | General procedure: The starting material 9H-carbazole (50.16 g, 300 mmol), 4-bromo-4'-iodo-1,1'-biphenyl (129.2 g, 360mmol), Na2SO4 (42.6 g, 300 mmol), K2CO3 (41.4 g, 300 mmol) and Cu (5.72 g, 90 mmol) dissolved in nitrobenzene to obtain product 80.05 g (yield: 67%) . |
With tris-(dibenzylideneacetone)dipalladium(0); triphenylphosphine; sodium t-butanolate; In toluene; at 100℃; for 24h; | General procedure: Sub 5-3 (1 equiv) and Sub 5-4 (1.1 equiv) were added to toluene, followed by the addition of Pd2 (dba) 3 (0.05 equiv), PPh3 (0.1 equiv) and NaOt-Bu (3 equiv) It stirred at reflux for 24 hours at 100 degreeC. After extraction with ether and water, the organic layer was dried over MgSO 4, concentrated, and the resulting organic material was silicagel column and recrystallized to obtain Sub 5. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
81% | With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 100℃; | Round bottom flask in 2-1 Sub (5 g, 29.5 mmol) to toluene (310ml) to dissolve later, Sub 3-10 (14.64 g, 32.5 mmol), Pd2 (dba) 3 (1.35 g, 1.5 mmol), 50 % P (t-Bu) was added to 3 (1.4 ml, 3 mmol), NaOt-Bu (9.37 g, 97.5 mmol) and the resulting mixture was stirred at 100 C. After completion of reaction, the organic layer was dried and extracted with water and CH2Cl2 over MgSO4, silicagel column and re-crystallization and the resulting compound and then concentrated to give 12.89 g product (yield: 81%) was obtained. |
With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate; In toluene; at 100℃; | General procedure: After dissolving Sub 4 (1 eq) in a round bottom flask with toluene, Sub 5 (1.2 eq), Pd2 (dba) 3 (0.03 eq), P (t-Bu) 3 (0.08 eq), NaOt-Bu (3 Equivalent) was added and stirred at 100 C. When the reaction is complete, extracted with CH2Cl2 and waterAfter drying and concentrating the organic layer with MgSO4, the resulting compound was silicagel column and recrystallized to obtain final products. FD-MS data of products (H5-1 to H5-64) are shown in Table 5 below. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
62% | With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; tri tert-butylphosphoniumtetrafluoroborate; In toluene; for 36h;Reflux; Inert atmosphere; | In a three-neck ask, 2.11 g (5 mmol) of compound (1-4), 2.20 g (5.5 mmol) of 4-bromo-4'-[N-phenyl-N-(1-naphthyl)amino]biphenyl, 90 mg (0.1 mmol) of Pd2(dba)3, 0.12 g (0.4 mmol) of tri-t-butylphosphonium tetrafluoroborate, 0.67 g (7 mmol) of sodium t-butoxide and 30 mL of dehydrated toluene were placed. The resultant was refluxed for 36 hours in an argon atmosphere. After completion of the reaction, insoluble matters were separated by filtration. The filtrate was transferred to a dripping funnel and extracted several times with toluene. The obtained organic phase was dried with anhydrous magnesium sulfate, filtered and concentrated. The resultant was purifiedby silica gel chromatography (hexane:toluene~2:1), whereby white solids were obtained. The yield was 2.45 g and the percentage yield was 62%. |