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66354-87-8

6-methyl-2-phenyl-1H-indole synthesis

8synthesis methods
Benzenamine, 5-methyl-2-(2-phenylethynyl)-

1037493-10-9
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Yield:66354-87-8 98%

Reaction Conditions:

with silver nitrate in water at 130;Sealed tube;Sonication;Green chemistry;regioselective reaction;

Steps:

2-Phenyl-1H-pyrrolo[2,3-b]pyridine (2a); Typical Procedure

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%.

References:

Sun, Hongpeng;Xiao, Li;Li, Wei;Xie, Qiong;Shao, Liming [Synthesis,2017,vol. 49,# 21,p. 4845 - 4852] Location in patent:supporting information

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