Реакция #7206

ord-30260ab47f414dc78970ad3e75435932

Уравнение реакции

COc1cccc(C(=O)CBr)c1
2-bromo-1-(3-methoxy-phenyl)-ethanone
NC=O
formamide
CO.ClCCl.[NH4+].[OH-]
CH2Cl2 MeOH NH4OH
COc1cccc(-c2cnc[nH]2)c1
title compound
Выход 43.0%
COc1cccc(-c2cnc[nH]2)c1
5-(3-Methoxy-phenyl)-1H-imidazole
Выход 43.0%

Условия реакции

Подробные условия
See reaction.notes.procedure_details.

Методика

Reaction of 2-bromo-1-(3-methoxy-phenyl)-ethanone (2.5 g, 10.90 mmol), and formamide (3.1 mL, 76.40 mmol), followed by chromatography (CH2Cl2/MeOH/NH4OH 48:1:1) gave the title compound (820 mg, 43%) as a white solid. 1H NMR (300 MHz, CD3OD) δ 3.83 (s, 3H), 6.78–6.82 (m, 1H), 7.26–7.28 (m, 3H), 7.42 (s, 1H), 7.72 (s, 1H).

Источник

DOI: 10.6084/m9.figshare.5104873.v1Патент: US07084155B2uspto-grants-2006_08