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[ CAS No. 5784-95-2 ] {[proInfo.proName]}

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Chemical Structure| 5784-95-2
Chemical Structure| 5784-95-2
Structure of 5784-95-2 * Storage: {[proInfo.prStorage]}
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Product Details of [ 5784-95-2 ]

CAS No. :5784-95-2 MDL No. :MFCD00443483
Formula : C15H13NO Boiling Point : -
Linear Structure Formula :- InChI Key :BHCBPEBRFMLOND-UHFFFAOYSA-N
M.W : 223.27 Pubchem ID :231244
Synonyms :

Calculated chemistry of [ 5784-95-2 ]

Physicochemical Properties

Num. heavy atoms : 17
Num. arom. heavy atoms : 15
Fraction Csp3 : 0.07
Num. rotatable bonds : 2
Num. H-bond acceptors : 1.0
Num. H-bond donors : 1.0
Molar Refractivity : 70.23
TPSA : 25.02 Ų

Pharmacokinetics

GI absorption : High
BBB permeant : Yes
P-gp substrate : Yes
CYP1A2 inhibitor : Yes
CYP2C19 inhibitor : No
CYP2C9 inhibitor : No
CYP2D6 inhibitor : No
CYP3A4 inhibitor : No
Log Kp (skin permeation) : -8.07 cm/s

Lipophilicity

Log Po/w (iLOGP) : 2.45
Log Po/w (XLOGP3) : -0.57
Log Po/w (WLOGP) : 3.84
Log Po/w (MLOGP) : 2.66
Log Po/w (SILICOS-IT) : 4.12
Consensus Log Po/w : 2.5

Druglikeness

Lipinski : 0.0
Ghose : None
Veber : 0.0
Egan : 0.0
Muegge : 0.0
Bioavailability Score : 0.55

Water Solubility

Log S (ESOL) : -1.39
Solubility : 9.18 mg/ml ; 0.0411 mol/l
Class : Very soluble
Log S (Ali) : 0.51
Solubility : 731.0 mg/ml ; 3.27 mol/l
Class : Highly soluble
Log S (SILICOS-IT) : -5.93
Solubility : 0.000259 mg/ml ; 0.00000116 mol/l
Class : Moderately soluble

Medicinal Chemistry

PAINS : 0.0 alert
Brenk : 0.0 alert
Leadlikeness : 1.0
Synthetic accessibility : 1.82

Safety of [ 5784-95-2 ]

Signal Word:Warning Class:
Precautionary Statements:P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 UN#:
Hazard Statements:H315-H319 Packing Group:
GHS Pictogram:

Application In Synthesis of [ 5784-95-2 ]

* 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 [ 5784-95-2 ]

[ 5784-95-2 ] Synthesis Path-Downstream   1~88

  • 1
  • [ 157869-15-3 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
> 99% With zinc dibromide; In toluene; at 130℃; for 24h; General procedure: To a stirred solution of the corresponding 2-iodoaniline (6, 1 mmol) in toluene (3 mL) under argon atmosphere were added Pd/CuO-Fe3O4 (50 mg), NaOH (400 mg, 10 mmol), and the corresponding alkyne (2, 1.5 mmol). The resulting mixture was stirred at 130 C until the end of reaction (see Table 6). The catalyst was removed by a magnet and the resulting mixture was quenched with water and extracted with EtOAc. The organic phases were dried over MgSO4, followed by evaporation under reduced pressure to remove the solvent. The product was purified by chromatography on silica gel (hexane/ethyl acetate) to give the corresponding compounds 7. Yields are included in Table 6. Then, to a stirred solution of 7 (1 mmol) in toluene (4 mL) was added ZnBr2 (225 mg, 1 mmol). The resulting mixture was stirred at 130 C during 24 h. The mixture was quenched with water and extracted with EtOAc. The organic phases were dried over MgSO4, followed by evaporation under reduced pressure to give the pure products 8 in quantitative yields. Physical and spectroscopic data for compounds 7 and 8, as well as literature for known compounds, follow.
91% With silver nitrate; In water; at 130℃;Sealed tube; Sonication; Green chemistry; General procedure: To a sealed tube (10 mL) was added 3-(phenylethynyl)pyridin-2-amine (1a; 50 mg, 0.26 mmol), H2O (2 mL), and AgNO3 (8.7 mg, 0.052 mmol). After ultrasonic oscillation for 5 min, the mixture was stirred at 130 C for about 16 h. The reaction product was filtered, washed with H2O, and dried to give a brown solid; yield: 48 mg (96%); mp 209-210 C; HPLC purity 98%.
  • 2
  • [ 5784-95-2 ]
  • [ 33513-42-7 ]
  • [ 76195-80-7 ]
YieldReaction ConditionsOperation in experiment
90% General procedure: Under nitrogen gas, phosphorous oxychloride (10 mmol) was added dropwise to dry dimethylformamide (DMF) (10 mmol) while cooling in an ice bath, and the reaction mixture was stirred for 1 h. A solution of compound 4 (1 mmol) in DMF (50 ml) was added dropwise to the mixture with continuous stirring, which was then heated to 70 C. The mixture was poured onto ice cold water (200 mL), naturalized with 40% NaOH, and extracted with chloroform. The chloroform extract was washed with water and dried over Na2SO4. The solvent was removed under vacuum. The residue was crystalized from an ethanol/water mixed solvent system.
90% With trichlorophosphate; at 70℃;Inert atmosphere; General procedure: Under nitrogen gas, phosphorous oxychloride (10 mmol) was added dropwise to dry dimethylformamide (DMF) (10 mmol) while cooling in an ice bath, and the reaction mixture was stirred for 1 h. A solution of compound 3 (1 mmol) in DMF (50 ml) was added dropwise to the mixture with continuous stirring, which was then heated to 70 C. The mixture was poured onto ice cold water (200 mL), naturalized with 40% NaOH, and extracted with chloroform. The chloroform extract was washed with water and dried over Na2SO4.The solvent was removed under vacuum. The residue was crystalized from an ethanol/water mixed solvent system [27].
88% With trichlorophosphate; at 10 - 45℃; for 0.5h; General procedure: Compounds 10a-f were synthesized by known procedure. A solution of 2-aryl-1H-indole 9a-f (0.01 mol) in a minimum amount of DMF was added to the Vilsmeier-Haack reagent (was prepared from phosphorus oxychloride (1 mL) and DMF(3.15 mL)) maintaining the reaction temperature between 10 and 20 C. The reaction mixture was heated at 45 C for 30 min and poured into a mixture of ice-water (100 mL) and 10% aqueous NaOH (20 mL). The resulting mixture was refl uxed for 1 h and cooled to room temperature. The precipitate was collected by filtration, washed with water, dried, and recrystallized.
General procedure: A round-bottomed flask containing (28mL, 370mmol) freshly distilled dimethylformamide (DMF) was cooled to 0C for about 30min and freshly distilled phosphorus oxychloride (8.41mL, 90mmol) was subsequently added with stirring to the DMF over a period of 30min. A solution of indole 19 (85.47mmol) in DMF (10mL, 130mmol) was added to the yellow solution over a period of 1h. The solution was stirred at room temperature till it become a yellow paste. At the end of the reaction, 30g of crushed ice was added to the paste with stirring to make a clear cherry-red aqueous solution. Sodium hydroxide solution (1N, 100mL) was added dropwise with stirring to this cherry-red solution. The resulting suspension was heated rapidly to 90C and allowed to cool at room temperature, after which it was refrigerated for overnight. The product was filtered, washed with water (2×100mL) and air-dried to afford pure indole-3-carboxaldehydes 20 in 80-90% yields. Indole-3-carboxaldehyde, pale yellow solid; mp 194-196C (Lit. [37]196-197C).
General procedure: P-substituted acetophenone (2mmol) and phenyl-hydrazine (2mmol) were poured into a round bottom flask, then CH3COOH (0.5mL) and CH4O3S (27mmol) were added. After the thin layer chromatography (TLC) monitoring reaction was completed, the intermediate 3 was obtained by pouring the mixture into ice water. At -30C, POCl3 (10mmol) was slowly added dropwise to a round bottom flask containing DMF (10mmol), and the reaction was stirred for 1h. After that, intermediate 3 (1mmol) was dissolved in DMF, slowly added dropwise to the flask, and the reaction was heated to 70C with stirring. Monitor the reaction through the TLC. Finally, the mixture was poured into ice water, washed with 40% NaOH solution, and then extracted with DCM to obtain intermediate 4.

  • 3
  • [ 100-63-0 ]
  • [ 100-06-1 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
72% General procedure: The appropriate substituted phenylhydrazine (1a-g, 1.0 mmol) and substituted acetophenone (2a-f, 1.0 mmol) were mixed in ethanol (20 mL) and a few drops of glacial AcOH were added. The solution was heated under reflux at 80 C for 1-2 h. The solvents were evaporated in vacuo to give a solid that was added to polyphosphoric acid (PPA) (30 mL), and the mixture slowly heated to 120 C and kept at this temperature for a few hours until the reaction was complete (TLC monitoring). The mixture was allowed to cool and then poured into cold water (50 mL). The acidic solution was neutralised by the slow addition of 1 M NaOH (aq) and the solid precipitate of crude product was collected. Purification by column chromatography (hexane/ethyl acetate) gave the required product(s) (3a-q).
47% With acetic acid; zinc(II) chloride; In neat (no solvent); at 25 - 180℃; for 0.416667h; General procedure: Phenylhydrazine 1a (5.1 mmol) and acetophenone 2a (5 mmol) and anhydrous zinc chloride (200 mol %) were mixed together using pestle in mortar and few drops ofacetic acid (0.1 N) was added drop-wise with continuous mixing at room temperature for 10 min. The mixture was transferred into a round-bottomed flask fitted with a reflux condenser attached with CaCl2 guard tube. Then the mixture was heated slowly up to the temperature of 180 C. The reaction was monitored by TLC using 10% ethyl acetatein n-hexane and the reaction was observed to be completed within 15 min. The mixture was cooled to room temperature and diluted with 5mL dichloromethane and 5mL water. The dichloromethane layer was separated and aqueous layer extracted repeatedly with dichloromethane (3 x 5mL). The combined organic layer was dried over anhydrous Na2SO4, filtered, and solvent was evaporated under reduced pressure. The crude product was purified using flash column chromatography over silica gel using 6% ethyl acetate in hexane as eluent to afford the pure product 2-phenylindole 4a in 86% yield as light yellow solid (Table 1, entry 1).
General procedure: Appropriate amounts of substituted acetophenone 3 (1 mmol) and phenyl hydrazine (1 mmol) were mixed in ethanol (20 mL), and a few drops of glacial acetic acid were added. The solution was heated under reflux at 80 C for 1-2 h. The solvent was evaporated in vacuo to give a solid that was added to polyphosphoric acid (PPA) (30 mL), and the mixture was slowly heated to 120 C and kept at this temperature for a few hours until the reaction was complete (TLC monitoring). The mixture was allowed to cool and then poured into cold water (50 mL). The acidic solution was neutralized by the slow addition of NaOH (1 M), and the solid precipitate of the crude product was collected. Purification by column chromatography (hexane/ethyl acetate) gave the substituted 2-aryl indoles 4a-g.
General procedure: Appropriate amounts of substituted acetophenone 1 (1 mmol) and phenyl hydrazine2 (1 mmol) were mixed in ethanol (20 mL), and a few drops of glacial acetic acid were added. The solution was heated under reflux at 80 C for 1-2 h. The solvent was evaporated in vacuo to give a solid that was added to polyphosphoric acid (30 mL), and the mixture was slowly heated to 120 C and kept at this temperature for a few hours until the reaction was complete (TLC monitoring). The mixture was allowed to cool and then poured into cold water (50 mL). The acidic solution was neutralized by the slow addition of NaOH (1 M), and the solid precipitate of the crude product was collected. Purification by column chromatography (hexane/ethyl acetate) gave the substituted 2-aryl indoles 3a-f.
With methanesulfonic acid; acetic acid; at 80℃; General procedure: P-substituted acetophenone (2mmol) and phenyl-hydrazine (2mmol) were poured into a round bottom flask, then CH3COOH (0.5mL) and CH4O3S (27mmol) were added. After the thin layer chromatography (TLC) monitoring reaction was completed, the intermediate 3 was obtained by pouring the mixture into ice water. At -30C, POCl3 (10mmol) was slowly added dropwise to a round bottom flask containing DMF (10mmol), and the reaction was stirred for 1h. After that, intermediate 3 (1mmol) was dissolved in DMF, slowly added dropwise to the flask, and the reaction was heated to 70C with stirring. Monitor the reaction through the TLC. Finally, the mixture was poured into ice water, washed with 40% NaOH solution, and then extracted with DCM to obtain intermediate 4.

  • 5
  • [ 5784-95-2 ]
  • [ 54888-60-7 ]
YieldReaction ConditionsOperation in experiment
With hydrogenchloride; tin; In ethanol; water; at 90℃; for 4h;Inert atmosphere; General procedure: A magnetic stirrer bar, lindole 7 (5 mmol), and tin powder (2.97 g, 25 mmol) were placed in a roundbottom flask under nitrogen atmosphere. EtOH (15 mL) and conc. HCl (5 mL) was added at room temperature. The mixture was stirred for 4 h at 90 . After being cooled to room temperature,the mixture was poured into 20 wt% KOHaq (20 mL). The resulting suspension was extracted with Et2O (25 mL X 3), and the organic layer was filtered through Celite. The clear filtrate was concentrated under reduced pressure, and the residue was purified by flash silica gel column chromatography (AcOEt / Petroleum ether = 1 / 30) to give rac-1.
  • 6
  • [ 120-72-9 ]
  • [ 696-62-8 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
91% With copper(II) bis(2,4-pentanedionate); triphenylphosphine; In toluene; at 80℃; for 10h; Add indole (1.0mmol), p-methoxy iodobenzene (1.2mmol), catalyst Cu(acac)2 to the reaction tube in sequence(0.05mmol), PPh3(0.10 mmol), add 2 mL of solvent toluene, and react at 80 C. for 10 hours. After the reaction is completed, the reaction solution is concentrated, and the corresponding product is obtained by column chromatography. The isolated yield is 91%.
85% With palladium; anhydrous Sodium acetate; In dimethyl sulfoxide; at 120℃; for 24h;Catalytic behavior; General procedure: The DMSO (3 mL) were added in to the ovendried 25 mL R.B.F containing compound 1a (58.57 mg,0.5 mmol, 1 equiv), followed by addition of NaOAc(45.11 mg, 1.1 equiv), Pd NPs (2.39 mg, 2 mol% Pd content:44.48 w/w), iodobenzene 2a (408.02 mg, 2 mmol, 4 equiv).The reaction mixture was stirred at 120 C for 24 h, aftercomplete conversion of starting material (indicated by TLC),the reaction was quenched with water and the organic layerwas extracted with EtOAc (25 × 3) the combined organiclayer was dried over anhydrous Na2SO4the solvent wasevaporated by rotary evaporator and crude compound waspurified by column chromatography (eluent: 2% EA/Hexane)to get the compound 2-phenyl-1H-indole (3a, 88.01 mg,92%).
52% With norborn-2-ene; bis(acetonitrile)palladium(II) chloride; Potassium bicarbonate; In N,N-dimethyl acetamide; water monomer; at 90℃; General procedure: A high pressure tube equipped with a magnetic stirring bar was charged with indole substrate (0.2mmol, 1 equiv.), norbornene (0.4mmol, 2 equiv.), the base (0.4mmol, 2 equiv. K2CO3 or 2 equiv. KHCO3, as indicated),, and PdCl2(MeCN)2 (0.02mmol, 10 mol %). A solution of water (0.5 M) in DMA (1mL) was added via syringe, and then the aryl iodide (0.4mmol, 2 equiv.) was added via syringe. The reaction mixture was then placed in a preheated oil bath at 70 C (or 90 C, as indicated). Vigorous stirring was applied. The reaction was monitored by TLC. Upon completion, the reaction mixture was cooled to room temperature, diluted with EtOAc, and filtered. The filtrate was extracted with H2O (3 times) and brine, the organic phase was concentrated in vacuum to remove the solvent. The residue was directly submitted to flash column chromatography to afford the 2-arylindole product. The spectral data of the products were in accordance with those reported in the literature1.
  • 7
  • [ 143321-89-5 ]
  • [ 768-60-5 ]
  • [ 5784-95-2 ]
  • 8
  • [ 693794-65-9 ]
  • [ 5784-95-2 ]
  • 9
  • [ 62-53-3 ]
  • [ 2632-13-5 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
86% With N-methylimidazolium trifluoromethanesulfonate ionic liquid supported on nano-silica; In neat (no solvent); at 110℃; for 0.666667h;Green chemistry; General procedure: To a mixture of aniline, 2-aminopyridine or 1,2-phenylenediamine (1 mmol) and α-bromo ketone (1 mmol), was added [Hmim]OTf(at)nano-SiO2 (0.3 mmol). The reaction mixture was stirred at 110 C (in the case of 1,2-phenylenediamine,the reaction was performed at room temperature) for the appropriate time according to Table 2. The progressof the reaction was monitored by TLC (eluent: ethyl acetate/petroleum ether, 1:20). After completion of the reaction,ethyl acetate (10 mL) was added and the catalyst was separated by simple filtration. Evaporation of the solvent followed by purification of the crude product by column chromatography on silica gel (eluent: ethyl acetate/petroleumether, 1:20) afforded the pure product
  • 10
  • [ 615-43-0 ]
  • [ 100-06-1 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
47% General procedure: Potassium tert-butoxide (1.14 g, 10.2 mmol) was added to a stirred solution of the acetophenone (10 mmol) in anhydrous and oxygen-free DMSO. The mixture was stirred for 15 min., when 2-iodoaniline (0.657 g, 3.0 mmol) was added and the reaction was subjected to irradiation with a 400 W mercury lamp. After 3 h, water (50 mL) was added and the reaction products were extracted with CH2Cl2 (2 × 30 mL). The combined organic phases were successively washed with water (20 mL) and brine (20 mL), dried over MgSO4, and the solvent was removed under reduced pressure. The products were obtained in pure form after crystallization from a 20:80 mixture of Et2O and petroleum ether.
  • 13
  • [ 5784-95-2 ]
  • [ 627-41-8 ]
  • 3-methoxy-6-methyl-11H-benzo[a]carbazole [ No CAS ]
  • 14
  • [ 2727-71-1 ]
  • [ 768-60-5 ]
  • [ 5784-95-2 ]
  • 16
  • [ 20939-77-9 ]
  • [ 5784-95-2 ]
  • 17
  • [ 120-72-9 ]
  • [ 104-92-7 ]
  • [ 5784-95-2 ]
  • [ 5782-23-0 ]
  • [ 93597-01-4 ]
  • 18
  • [ 120-72-9 ]
  • [ 5720-07-0 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
78% With palladium(II) trifluoroacetate; trifluoroacetic acid; In 1,4-dioxane; water; at 25℃; for 4h;Catalytic behavior; General procedure: To an oven-dried 25 mL RB containing a magnetic stir bar,heterocycle (0.6 mmol, 1.0 equiv), Pd(TFA)2 (0.06 mmol,5 mol%), arylboronic acid (1.2 mmol, 2.0 equiv), TFA (1.2mmol, 2.0 equiv) and 1,4-Dioxane:H2O(1.0M, 3:1 ratio)wasadded and allowed to stir in the presence of air (open atmosphere)at 25 C for 4-12 h. After completion of the reaction,the mixture was filtered through celite and concentrated. Theresulting mixture was diluted with EtOAc (25 mL), washedwith aqueous NaHCO3(2×15 mL). The organic layers werecombined, dried over anhydrous Na2SO4, and concentratedunder reduced pressure. The crude material was purified bycolumn chromatography (SiO2, n-Hexane/EtOAc) to give thedesired arylated product.
  • 20
  • C20H22ClNO3 [ No CAS ]
  • [ 5784-95-2 ]
  • 2-(4-methoxyphenyl)-1H-indole-1-carboxylic acid 1,1-dimethylethyl ester [ No CAS ]
  • 21
  • [ 4248-19-5 ]
  • [ 149457-45-4 ]
  • [ 5784-95-2 ]
  • 22
  • [ 5784-95-2 ]
  • [ 1109231-82-4 ]
  • [ 1189355-96-1 ]
  • 23
  • [ 5784-95-2 ]
  • [ 1189355-66-5 ]
  • [ 1189355-97-2 ]
  • 24
  • [ 5784-95-2 ]
  • [ 1189355-68-7 ]
  • [ 1189356-02-2 ]
  • 25
  • [ 5784-95-2 ]
  • [ 59738-58-8 ]
  • [ 1189355-78-9 ]
  • 26
  • [ 5784-95-2 ]
  • [ 95969-84-9 ]
  • [ 1189355-92-7 ]
  • 27
  • [ 5784-95-2 ]
  • [ 501-65-5 ]
  • [ 1224200-06-9 ]
  • 28
  • [ 1224876-11-2 ]
  • [ 5784-95-2 ]
  • 30
  • [ 5784-95-2 ]
  • [ 87446-16-0 ]
  • [ 1262895-66-8 ]
  • 32
  • [ 149457-45-4 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
88% With palladium diacetate; S-tert-butylsulfinimide; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; In 1,4-dioxane; at 100℃; for 15h;Inert atmosphere; General procedure for the one pot synthesis of Indole: An oven-dried resealable Schlenk tube were charged with Pd(OAc)2 (6.7 mg, 0.03 mmol), Xantphos (34.7 mg, 0.06 mmol), 2-methylpropane-2-sulfinamide (145 mg, 1.2 mmol) and Cs2CO3 (650 mg, 2.0 mmol). The Schlenk tube was evacuated and back-filled with argon. 1-bromo-2-(phenylethynyl)benzene (196 mg, 1.0 mmol) in dioxane (6 ml) was added and the Schlenk tube was then sealed with a Teflon screw cap and placed in a preheated oil bath at 100oC for 15 h. After cooling of the reaction mixture to room temperature, water was added and the reaction mixture was extracted with ethyl acetate. The combined organic layer was washed with brine, dried over Na2SO4, filtered, and concentrated under vacuum. The product was purified by flash chromatography. Yield: 155 mg, 90 % [table-3, entry-1].
  • 33
  • 2-bromo-2,2-difluoro-N-(4-methoxyphenyl)acetimidoyl chloride [ No CAS ]
  • [ 5784-95-2 ]
  • [ 1364952-30-6 ]
  • 34
  • [ 5784-95-2 ]
  • [ 1402597-38-9 ]
  • 35
  • [ 5784-95-2 ]
  • [ 50-00-0 ]
  • [ 121-69-7 ]
  • [ 1403366-69-7 ]
  • 36
  • [ 5784-95-2 ]
  • [ 50-00-0 ]
  • [ 86-56-6 ]
  • [ 1403366-70-0 ]
  • 37
  • [ 5784-95-2 ]
  • [ 7188-38-7 ]
  • 2-(4-methoxyphenyl)-1H-indole-3-carbonitrile [ No CAS ]
  • 38
  • [ 5784-95-2 ]
  • [ 104-15-4 ]
  • [ 144657-66-9 ]
  • [ 1443528-04-8 ]
  • 44
  • [ 120-72-9 ]
  • [ 1709-60-0 ]
  • [ 5784-95-2 ]
  • 45
  • [ 5784-95-2 ]
  • [ 33513-42-7 ]
  • [ 1519005-62-9 ]
YieldReaction ConditionsOperation in experiment
With benzoyl chloride; at 5 - 20℃; General procedure: Benzoyl chloride (1.41g, 10mmol) was added in a single portion to a stirred solution of the proper indole (10mmol) in dry DMF (5mL). After stirring at rt for 1h, the reaction mixture was allowed to stand at 5C for 18-48h. The resulting suspension was filtered off and the collected precipitate was washed with cold dichloromethane (4mL) and anhydrous diethyl ether (4mL×2) to furnish a pure crystalline solid. Benzoic acid by-product was recovered from mother liquors (1.06g, 87%) as previously described.16
  • 46
  • [ 5784-95-2 ]
  • [ 18600-55-0 ]
YieldReaction ConditionsOperation in experiment
71% General procedure: A mixture of compound 1 (0.20 mmol), CuCl (4.0 mg, 0.04 mmol) and Na2CO3(42 mg, 0.40 mmol) in DMSO (1.0 mL) was stirred at 80 C under an oxygen atmosphere (1 atm). After 12 h, Ac2O (1.0 mmol) was added,and the mixture wasstirred for an additional 0.5 h. Then, the mixture wasquenched with 10% HCl at 0 C and extracted with EtOAc. The organic extracts were washed with H2O and brine, dried over Na2SO4, andthen concentrated. The crude product was chromatographed on silica gel.
  • 47
  • [ 5784-95-2 ]
  • [ 100-97-0 ]
  • [ 76195-80-7 ]
YieldReaction ConditionsOperation in experiment
78% With silica supported ceric ammonium nitrate; In acetonitrile; for 12h;Reflux; General procedure: a mixture of indole (1 mmol), HMTA (2.5 mmol), and 10% CAN-SiO2 was refluxed in CH3CN (5.0 mL). After the reaction was complete, the mixture was evaporated to give a crude residue of CAN-SiO2 and product. The crude residue was washed with EtOAc (10 mL 5) and dried to leave a crude product that was purified by short flash column chromatography (EtOAc/hexane = 1:3).
  • 48
  • [ 5784-95-2 ]
  • [ 138350-92-2 ]
  • 1,1-dimethylethyl 1-(2-(4-methoxyphenyl)-1H-indol-3-yl)-3,4-dihydroisoquinoline-2(1H)-carboxylate [ No CAS ]
YieldReaction ConditionsOperation in experiment
14% With tert.-butylhydroperoxide; ferric nitrate; In decane; at 0 - 50℃; for 48h; General procedure: A mixture of N-Boc-THIQ 9 (200 mg, 0.858 mmol, 1.0 equiv.), catalyst (Cu(NO3)2 x 3H2O: 10.4 mg, 42.9 μmol, 0.05 equiv.; FeCl3: 7.0 mg, 42.9 μmol, 0.05 equiv.), and 2-arylindole 3 (1.03 mmol, 1.2 equiv.) were placed into a 5 mL glass vial. Then, tBHP (223 μL, 1.12 mmol in decane) was added dropwise at 0 C. The reaction mixture was capped and stirred for 10 minutes, keeping the temperature constant using a cryostat. Then the reaction mixture was slowly heated to 50 C and stirred for 48 hours. The reaction mixture was cooled to room temperature, diluted with DCM and directly subjected to column chromatography using PE:EtOAc =100:0 0:40 (60 minutes) to afford the desired products 6a-c.
  • 49
  • [ 5784-95-2 ]
  • [ 7154-66-7 ]
  • (2-bromophenyl)(2-(4-methoxyphenyl)-1H-indol-1-yl)methanone [ No CAS ]
  • 50
  • [ 5784-95-2 ]
  • [ 1152-07-4 ]
YieldReaction ConditionsOperation in experiment
94% With ammonium hydroxide; oxygen; copper(I) bromide; In 1-methyl-pyrrolidin-2-one; at 80℃; for 30h; A solution of 2- (4-methoxyphenyl) -1H-indole 0.25 mmol,Ammonia water 0.10g,0.0125 mmol of cuprous bromide,N-methylpyrrolidone 2.0 mL was added to 10 mL of the reaction tube,Placed in an oil bath at 80 C,Oxygen under the protection of 30h reaction.Stop the reaction,Cool to room temperature.The reaction solution was diluted with methylene chloride,Extracted three times with water,The organic phase was dried over anhydrous Na2SO4,filter,And 59.4 mg of the target product was isolated by column chromatography.The yield was 94%.
With ammonium hydroxide; oxygen; copper(I) bromide; In 1-methyl-pyrrolidin-2-one; at 80℃; for 24h; General procedure: A mixture of 2-arylindoles (0.25 mmol), ammonium hydroxide (0.10 g), and CuBr (5 mol %) in NMP (2 mL) was stirred at 80 C under oxygen for 24 h. After cooling to room temperature, the reaction mixture was poured into water and extracted with EtOAc. The organic layer was washed with brine, dried over MgSO4. Purification by column chromatography on silica gel using petroleum ether/ethyl acetate (10:1 to 5:1) as the eluent delivered the desired substrates.
  • 51
  • [ 5784-95-2 ]
  • [ 64-04-0 ]
  • 2-(4-methoxyphenyl)-3-phenethylquinazolin-4(3H)-one [ No CAS ]
  • 52
  • [ 5784-95-2 ]
  • [ 33513-42-7 ]
  • [ 109-77-3 ]
  • [ 920514-61-0 ]
YieldReaction ConditionsOperation in experiment
70% General procedure: To a stirred solution of the suitable indole 11-17 (10 mmol) in dry DMF (5 mL), benzoyl chloride (1.41 g, 10 mmol) was added in a single portion. After stirring at rt for 1 h, the reaction mixture was allowed to stand at 0 C for 18-48 h. Then, a solution of the suitable active methylene reagent (11 mmol) and triethylamine (1.21 g, 12 mmol) in dry DMF (8 mL) pre-warmed at 80 C, were added in a single portion. The reaction mixture was stirred for 45 min at 90 C (for 5b and 5u: 1.5 h at 105 C; for 5v: 1.5 h at 120 C). After cooling to rt, Et3N·HCl precipitated and the resulting suspension was treated with water (50 mL). Then, work-ups 1-4 were carried out, as follows: Work-up 1 (for 2a, c-g, 3b, 4a, b, 5a-h, j, l-p, r, s, u, x, z, 6a, b, 7a, b, 8a, b): the precipitate obtained was filtered off, dried and crystallized from the suitable solvent or solvent mixture. Work-up 2 (for 4d, 5i, w, y): the precipitate was filtered off and dissolved in CH2Cl2. The organic layer was washed with water (3 * 20 mL), dried over anhydrous Na2SO4 and filtered through a pad of Florisil. After evaporation of the solvent, the crude product was purified by crystallization from ethanol. Work-up 3 (for 4c, 5k, q, t): the precipitate was filtered off, air dried, purified by chromatography (eluents: petroleum ether/ethyl acetate) and then crystallized from the suitable solvent or solvent mixture. Work-up 4 (for 2b, 3a, 5v, aa-ac): the reaction mixture was extracted with ethyl acetate (2b, 3a, 5ac) or CH2Cl2 (5v, aa, ab) (3 * 35 mL). The combined organic extracts were washed with water (5 * 30 mL), dried over anhydrous Na2SO4 and filtered through a pad of Florisil. After evaporation of the filtrate, the crude products 3a and 5v, ac were crystallized from the proper solvent(s). Conversely, the crude products of 2b and 5z, aa were purified by chromatography (eluent: petroleum ether/ethyl acetate) and then crystallized from the proper solvent mix.
  • 53
  • [ 5784-95-2 ]
  • [ 33513-42-7 ]
  • [ 7605-28-9 ]
  • [ 1519005-43-6 ]
YieldReaction ConditionsOperation in experiment
62% General procedure: To a stirred solution of the suitable indole 11-17 (10 mmol) in dry DMF (5 mL), benzoyl chloride (1.41 g, 10 mmol) was added in a single portion. After stirring at rt for 1 h, the reaction mixture was allowed to stand at 0 C for 18-48 h. Then, a solution of the suitable active methylene reagent (11 mmol) and triethylamine (1.21 g, 12 mmol) in dry DMF (8 mL) pre-warmed at 80 C, were added in a single portion. The reaction mixture was stirred for 45 min at 90 C (for 5b and 5u: 1.5 h at 105 C; for 5v: 1.5 h at 120 C). After cooling to rt, Et3N·HCl precipitated and the resulting suspension was treated with water (50 mL). Then, work-ups 1-4 were carried out, as follows: Work-up 1 (for 2a, c-g, 3b, 4a, b, 5a-h, j, l-p, r, s, u, x, z, 6a, b, 7a, b, 8a, b): the precipitate obtained was filtered off, dried and crystallized from the suitable solvent or solvent mixture. Work-up 2 (for 4d, 5i, w, y): the precipitate was filtered off and dissolved in CH2Cl2. The organic layer was washed with water (3 * 20 mL), dried over anhydrous Na2SO4 and filtered through a pad of Florisil. After evaporation of the solvent, the crude product was purified by crystallization from ethanol. Work-up 3 (for 4c, 5k, q, t): the precipitate was filtered off, air dried, purified by chromatography (eluents: petroleum ether/ethyl acetate) and then crystallized from the suitable solvent or solvent mixture. Work-up 4 (for 2b, 3a, 5v, aa-ac): the reaction mixture was extracted with ethyl acetate (2b, 3a, 5ac) or CH2Cl2 (5v, aa, ab) (3 * 35 mL). The combined organic extracts were washed with water (5 * 30 mL), dried over anhydrous Na2SO4 and filtered through a pad of Florisil. After evaporation of the filtrate, the crude products 3a and 5v, ac were crystallized from the proper solvent(s). Conversely, the crude products of 2b and 5z, aa were purified by chromatography (eluent: petroleum ether/ethyl acetate) and then crystallized from the proper solvent mix.
  • 54
  • [ 5784-95-2 ]
  • [ 14752-66-0 ]
  • [ 100-52-7 ]
  • C28H22ClNO3S [ No CAS ]
YieldReaction ConditionsOperation in experiment
With toluene-4-sulfonic acid; In ethyl acetate; at 20℃; for 2h; General procedure: 2-Phenylindole (0.58 g, 3 mmol), TsOH·H2O (0.29 g, 1.5 mmol), 4-chlorobenzenesulfinic acid sodium salt(0.59 g, 3 mmol), and benzaldehyde (0.31 mL, 3 mmol) were placed in a round bottom flask and suspended inethyl acetate. The mixture was stirred at room temperature for 2 h, and was then diluted with water. Theresulting white precipitate was collected and washed with ether to afford analytically pure 2d (0.54 g, 1.2mmol, 40%).
  • 55
  • [ 5784-95-2 ]
  • [ 19433-17-1 ]
  • 3a-(4-methoxyphenyl)-2-phenyl-3H-pyrazolo[1,5-a]indol-4(3aH)-one [ No CAS ]
  • 56
  • [ 120-72-9 ]
  • [ 1950-68-1 ]
  • [ 5784-95-2 ]
  • 57
  • [ 5784-95-2 ]
  • [ 74-88-4 ]
  • [ 61843-43-4 ]
YieldReaction ConditionsOperation in experiment
80% General procedure: A magnetically stirred solution of the 2-arylindole (1 mmol) in DMF (3 mL) was cooled to 0 C and treated with powdered KOH (0.084 g, 1.5 mmol). Stirring continued for 15 minutes at 0 C, when MeI (0.074 mL, 1.2 mmol) was added at once and the solution was allowed to come to room temperature while kept under stirring for 6 h. At the end of the reaction, water (10 mL) was added and the reaction products were extracted with EtOAc (3 × 10 mL). The combined organic phases were successively washed with water (2 × 10 mL) and brine (10 mL), dried over MgSO4 and concentrated under reduced pressure. Purification of the residue by column chromatography on silica gel eluted with hexane afforded the pure products.
  • 58
  • [ 5784-95-2 ]
  • [ 1147550-11-5 ]
  • 2-(4-methoxyphenyl)-3-thiocyanato-1H-indole [ No CAS ]
YieldReaction ConditionsOperation in experiment
96% With Oxone; In methanol; at 20℃; for 0.75h; General procedure: Oxone (0.460 g, 0.75 mmol) was added to a stirred mixture of the 2-aryl-indole (0.5 mmol) and NH4SCN (0.077 g, 0.75 mmol) in MeOH (5 mL). The reaction was stirred at ambient temperature until complete consumption of starting material was verified by TLC. Then, water (20 mL) was added and the products were extracted with EtOAc (3 × 10 mL). The combined organic layers were dried over anhydrous MgSO4 and concentrated under reduced pressure. The product was purified by silica gel column chromatography of the residue, eluting with a 90:10 (v/v) mixture of hexane and EtOAc.
  • 59
  • [ 5784-95-2 ]
  • [ 36192-61-7 ]
YieldReaction ConditionsOperation in experiment
52% With oxygen; caesium carbonate; In dimethyl sulfoxide; at 140℃; for 8h; General procedure: A solution of 2-phenylindole (1a, 97 mg, 0.5 mmol) and Cs2CO3 (326 mg, 1.0 mmol) in DMSO (1.5 mL) was heated to 140 C for 8 h under O2 balloon atmosphere. After the usual aqueous extractive workup and column chromatographic purification process (hexanes/Et2O, 10:1), 2-aminobenzophenone (2a) was obtained as a yellow solid, 59 mg (60 %). Other compounds were prepared similarly, and the spectroscopic data of compounds 2a-l, 4 and 5 are as follows.
  • 60
  • [ 5784-95-2 ]
  • [ 54125-02-9 ]
  • 9a-(4-methoxyphenyl)-9,9a-dihydropyrido[1,2-a]indole-8,10-dione [ No CAS ]
  • 61
  • [ 5784-95-2 ]
  • [ 111500-91-5 ]
YieldReaction ConditionsOperation in experiment
87% With oxygen; potassium hydroxide; In dimethyl sulfoxide; at 65℃; for 10h; General procedure: 1. Typical procedure for the synthesis of 2a 2-Substituted indoles 1a-1c and 1e-1m were prepared according to the reported Fischer indole synthesis.1a,b 5-Nitro-2-phenylindole (1d) was prepared from 2-phenylindole (1a).1c 2-Benzylindole (1n) was prepared from indole according to the reported method.1d,e A stirred solution of 1a (97 mg, 0.5 mmol) and KOH (85%, 50 mg, 0.75 mmol) in DMSO (1.0 mL) was heated to 65 oC for 20 h under O2 balloon atmosphere. After the usual aqueous extractive workup and column chromatographic purification process (CH2Cl2/EtOAc, 3:1),
  • 62
  • [ 36268-59-4 ]
  • [ 5720-07-0 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
83.2% With potassium fluoride; 5,5'-dimethyl-2,2'-bipyridine; t-butylsulfonic acid; palladium diacetate; In tetrahydrofuran; water; at 20 - 75℃; for 23h;Inert atmosphere; Under room temperature, to the proper amount of solvent (the volume ratio of 1 : 1.5 of a mixture of tetrahydrofuran and water) adding 100mmol compounds represented by the following general formula (I) compound, 150mmol aboving (II) compound, 15mmol catalyst palladium acetate (Pd (OAc)2), 15mmol nitrogen-containing ligand L1,700mmol acid promoter trifluoromethyl sulfonic acid and 200mmol KF, then purging with nitrogen, the inert environment to sustain the reaction atmosphere; stirred and heated up to 75 C, and at this temperature the stirring reaction 23 hours;After the reaction, ethyl acetate, putting in the mixture, are sequentially using saturated NaHCO3aqueous solution and the salt water washing, separating leaves the water level, the aqueous layer extracted with ethyl acetate, combined with the organic layer (the washing of the organic layer and extraction of the organic layer), using anhydrous Na2SO4drying, reduced pressure distillation to remove the solvent, the residue is column chromatography (petroleum ether/ethyl acetate, two volume ratio of 8:1) purification, so as to obtain the compound of formula (III), the yield is 83.2%.
  • 63
  • [ 5784-95-2 ]
  • [ 102-96-5 ]
  • 2-(4-methoxyphenyl)-3-(2-nitro-1-phenylethyl)-1H-indole [ No CAS ]
YieldReaction ConditionsOperation in experiment
86% With acetic acid; In ethanol;Reflux; General procedure: A 5-mL round-bottom flask was charged with indole1(2.0 mmol), β-nitrostyrene2(2.1 mmol), acetic acid (10 μL) and ethanol (1 mL). The mixture was refluxed for 2-8 h, while the reaction progress was monitored by TLC. After complete consumption of the starting material, the mixture was cooled down to room temperature, and the resulting precipitate was collected by filtration. Alternatively, the reaction mixture was concentrated in vacuo, and the residue was purified by preparative column chromatography (eluent EtOAc/Hex 1:4).
83% In water; for 8h;Reflux; General procedure: A stirred solution of 1a (193 mg, 1.0 mmol) and 2a (164 mg, 1.1 mmol) in H2O (2.0 mL) was heated to reflux for 8 h. After the usual aqueous extractive workup and column chromatographic purification process (hexanes/EtOAc, 7:1), compound 3a (257 mg, 75%) was obtained as a pale yellow solid. Other compounds were synthesized similarly, and the spectroscopic data of compounds 3a-3h are as follows.
  • 64
  • [ 5784-95-2 ]
  • [ 108-59-8 ]
  • tetramethyl 1-(2-(4-methoxyphenyl)-1H-indol-3-yl)ethane-1,1,2,2-tetracarboxylate [ No CAS ]
YieldReaction ConditionsOperation in experiment
81% With potassium dihydrogenphosphate; palladium diacetate; silver(l) oxide; In dimethyl sulfoxide; at 90℃; for 8h; General procedure: A mixture of 1 (0.2 mmol), 2 (1.0 mmol), Pd(OAc)2 (20 mol%) Ag2O (0.4 mmol), KH2PO4 (0.3 mmol) and DMSO (1.5 mL) in a 5 mL open flask was heated at 90 C for 8 h. After quenched by water, the reaction mixture was cooled to room temperature and extracted with ethyl acetate (10 mL×3). The organic layer was washed with brine and dried over MgSO4. Purification by column chromatography on silica gel using petroleum ether/ethyl acetate (4:1 to 2:1) as the eluent delivered the desired products 3.
  • 65
  • [ 5784-95-2 ]
  • [ 2009-97-4 ]
  • diethyl 4-methoxy-1,7-dimethylisoquinolino[2,1,8-lma]carbazole-2,6-dicarboxylate [ No CAS ]
  • 66
  • [ 120-72-9 ]
  • [ 3290-99-1 ]
  • [ 5784-95-2 ]
  • 67
  • [ 5784-95-2 ]
  • [ 28383-65-5 ]
  • ethyl 3-methoxy-6-phenyl-11H-benzo[a]carbazole-5-carboxylate [ No CAS ]
YieldReaction ConditionsOperation in experiment
73% With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; copper diacetate; In acetonitrile; at 120℃; for 18h;Sealed tube; Was added to a 15 mL reaction tube compound 1g (0.55 mmol, 111.6 mg),Compound 2a (0.75 mmo 1,163.7 mg),bis(pentamethylcyclopentadienyl)dirhodium chloride (0.025 mmol, 15.5 mg)Copper acetate (0.05 mmol, 9 lmg) and acetonitrile(3 mL), the reaction tube was sealed in the presence of air,And then placed in a 120 C oil bath for 18 h.Add lOmL water quenchingThe reaction was extracted with ethyl acetate (10 mL of X3)The organic phase was washed successively with water and saturated brine, and dried over anhydrous sodium sulfate. (Petroleum ether / ethyl acetate = 10/1) to give the product as a white solid, 3-methoxy-5-ethoxycarbonyl-6-phenyl-11H-benzo [carbazole 38 (143.8mg, 73%).
  • 68
  • [ 5784-95-2 ]
  • [ 35466-83-2 ]
  • 1-allyl-3-methoxy-6-methylindolo[2,1-a]isoquinoline [ No CAS ]
  • 69
  • [ 2973-50-4 ]
  • potassium 4-(methoxy)phenyltrifluoroborate [ No CAS ]
  • [ 5784-95-2 ]
  • 70
  • C21H18N2O2 [ No CAS ]
  • [ 5784-95-2 ]
  • 71
  • [ 57710-82-4 ]
  • [ 768-60-5 ]
  • [ 5784-95-2 ]
  • 72
  • [ 5784-95-2 ]
  • [ 2009-97-4 ]
  • C21H19NO3 [ No CAS ]
  • 73
  • [ 5784-95-2 ]
  • [ 1143570-97-1 ]
  • (+)-(R)-2-(4-methoxyphenyl)indoline [ No CAS ]
  • 74
  • [ 5784-95-2 ]
  • [ 6773-29-1 ]
  • tetramethyl 2,2'-(2-(1H-indol-2-yl)-5-methoxy-1,3-phenylene)dimalonate [ No CAS ]
YieldReaction ConditionsOperation in experiment
83% With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver(I) acetate; In ethyl acetate; at 60℃; General procedure: Under air atmosphere, 2-arylindole 1 (0.2 mmol), diazo compound 2 (0.42 mmol), [Cp*RhCl2]2 (3.1 mg, 0.005 mmol, 2.5 mol%), AgOAc (5 mg, 0.03 mmol, 15 mol%), and EtOAc (2 mL) were placed in a 25 mL round-bottom flask. The mixture was heated in oil bath at 60 C for 4-24h and then cooled to room temperature. The crude reaction mixture was diluted with CH2Cl2 to 5 mL and CH2Br2 (0.05 mmol) was added as an internal standard for 1H NMR analysis. The volatiles were removed under reduced pressure, and the residue was subjected to silica gel column chromatography [eluting with petroleum ether/ethyl acetate] to afford the corresponding product.
  • 75
  • [ 5784-95-2 ]
  • [ 20452-67-9 ]
  • C25H21NO2 [ No CAS ]
  • 76
  • [ 615-36-1 ]
  • [ 768-60-5 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
45% General procedure: 3-Amino-2-bromopyridine (1a) (87 mg, 0.5 mmol) or2-bromoaniline (1b) (172 mg, 1.00 mmol), Pd(PPh3)2Cl2(9.0 mg, 13 mmol or 17.5 mg, 25.0 mmol), and(1-Ad)2PBn·HBr (12 mg, 25 mmol or 23.6 mg, 50.0 mmol)were placed into a dry screw-cap Schlenk tube with amagnetic stirring bar, and the vessel was evacuated. Afterflushing the vessel with nitrogen, dry DMSO (1.0 or 1.5 ml),the corresponding alkyne 2a-j (0.6 mmol or 1.2 mmol),and DBU (225 mg, 1.50 mmol or 457 mg, 3.00 mmol)were added. The reaction mixture was stirred at 100Cunder nitrogen for 1 h until the bromide was completelyconsumed (monitored by TLC). After cooling to roomtemperature, KOt-Bu (253 mg, 2.25 mmol or 281 mg,2.50 mmol) and DMSO (0.50 or 1.00 ml) were added to thereaction mixture, and the mixture was stirred at 100Cunder nitrogen for 0.25 h. After cooling to roomtemperature, deionized water or brine (20 ml) was added tothe mixture. The aqueous layer was extracted several timeswith EtOAc or CH2Cl2. The combined organic phases weredried over anhydrous Na2SO4 and after filtration, thesolvents were removed under reduced pressure. The residuewas purified by flash chromatography on silica gel to givethe analytically pure products 3a-j
  • 77
  • [ 5784-95-2 ]
  • C10H6ClN5O3 [ No CAS ]
  • C25H19ClN2O4 [ No CAS ]
  • 78
  • [ 5784-95-2 ]
  • [ 20718-17-6 ]
  • [ 1415639-60-9 ]
YieldReaction ConditionsOperation in experiment
47% With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; In tetrahydrofuran; at 100℃; for 12h;Sealed tube; 1i (0.5 mmol, 111.6 mg) was sequentially added to a 15 mL reaction tube.Tetrahydrofuran (3 mL), 2a (0.75 mmol, 147.2 mg), [RhCp*Cl2]2 (0.025 mmol, 15.4 mg) and cesium acetate (0.25 mmol, 48.0 mg), the reaction tube was sealed under air and then placed The reaction was stirred for 12 h in a 100 C oil bath.After the completion of the reaction, the reaction tube was cooled to room temperature, and 10 mL of water was added thereto, followed by extraction with ethyl acetate (10 mL × 3), and the organic phase was washed successively with water and brine, and dried over anhydrous sodium sulfate.Filter, spin dry, and separated on silica gel column (petroleum ether / ethyl acetate = 20/1)Yellow solid product 3i (75.9 mg, 47%).
  • 79
  • [ 5784-95-2 ]
  • N-[1-(2-hydroxyphenyl)-3-phenyl-2-propynyl]morpholine [ No CAS ]
  • 3-(benzofuran-2-yl(phenyl)methyl)-2-(4-methoxyphenyl)-1H-indole [ No CAS ]
  • 80
  • C15H14ClNO [ No CAS ]
  • [ 5784-95-2 ]
  • 81
  • C15H14ClNO [ No CAS ]
  • [ 5784-95-2 ]
  • 82
  • [ 5784-95-2 ]
  • [ 98-86-2 ]
  • [ 1415639-60-9 ]
  • 83
  • [ 95-52-3 ]
  • [ 874-90-8 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
76% With cesium fluoride; lithium hexamethyldisilazane; In tetrahydrofuran; at 110℃; for 12h;Green chemistry; General procedure: Lithium bis(trimethylsilyl)amide (66.8 mg, 0.4 mmol) and cesium fluoride (30.4 mg, 0.2 mmol) were placed in a microwave tube in a glove box. Add 0.4 mL of cyclopentyl methyl ether, Then <strong>[95-52-3]2-fluorotoluene</strong> (66 muL, 0.60 mmol) and benzonitrile (20 muL, 0.20 mmol) were added separately using a micro syringe. which was taken out from the glove box and refluxed at 110 C for 12 hours. After cooling to room temperature, the reaction was capped and three drops of water were added to quench the reaction. The solvent was removed under reduced pressure and the crude product was purified by column chromatography ( petroleum ether: ethyl acetate = 20:1) to give 2-phenylindole (34.7 mg) , 90% yield).
  • 84
  • [ 6037-64-5 ]
  • [ 62-53-3 ]
  • [ 5784-95-2 ]
  • 85
  • [ 5784-95-2 ]
  • [ 34425-86-0 ]
  • 86
  • [ 696-62-8 ]
  • [ 1256358-93-6 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
37% With water; palladium diacetate; cesium fluoride; tert-butyl XPhos In neat (no solvent) for 1.65h; Milling;
  • 87
  • [ 58751-64-7 ]
  • [ 5784-95-2 ]
YieldReaction ConditionsOperation in experiment
84% With diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate; palladium 10% on activated carbon; In acetic acid; at 120℃; for 10h;Inert atmosphere; General procedure: To the AcOH solution (25 mL) of substrate (1a-1j, Table 2) (1.0 mmol) were added HEH (904 mg, 3.6 mmol) and 10% Pd/C (18 mg), the mixture was refluxed under argon atmosphere by stirring for 10 h. After completion, the reaction was monitored by TLC, the solution was filtered and the filtrate was concentrated under reduced pressure. The corresponding compounds were isolated by a column chromatography (silica gel).
  • 88
  • [ 5784-95-2 ]
  • 2-(4-methoxyphenyl)-2-(2-(4-methoxyphenyl)-1H-indol-3-yl) indolin-3-one [ No CAS ]
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