2-((2,6-dichlorophenyl)amino)-7,7-dimethyl-7,8-dihydro-1H-benzofuro-[4,5-d]imidazole-5-carboxylic acid 、
氯化亚砜 、 5-cyclopropyl-2-fluoroaniline 、
N,N-二异丙基乙胺 在
N-(5-cyclopropyl-2-fluorophenyl)-2-((2,6-dichlorophenyl)amino)-7,7-dimethyl-7,8-dihydro-1H-benzofuro[4,5-d]imidazole-5-carboxamide 、 crude product 、 alumina 、
甲醇 、
二氯甲烷 作用下,
以
四氢呋喃 为溶剂,
以DCM to afford 0.020 g of the desired product 1HNMR (DMSO-d6): δ 0.62 (m 2H), 0.94 (d, J=6.3 Hz, 2H), 1.54 (s, 6H), 1.93 (m, 1H), 3.11 (s, 2H), 6.80 (m, 1H), 7.17 (m, 2H), 7.54 (m, 3H), 8.22 (s, 1H), 10.04 (s, 1H), 11-11.5 (s, 2H)的产率得到N-(5-cyclopropyl-2-fluorophenyl)-2-((2,6-dichlorophenyl)amino)-7,7-dimethyl-7,8-dihydro-1H-benzofuro[4,5-d]imidazole-5-carboxamide