1-(Boc-氨基)环丙基甲醇 、
4-(3-(3-fluoro-4-hydroxyphenyl)-4,4-dimethyl-5-oxo-2-thioxoimidazolidin-1-yl)-2-(trifluoromethyl)benzonitrile 、
1,1'-azodicarbonyl-dipiperidine 、
三丁基膦 在
tert-butyl (1-((4-(3-(4-cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-2-fluorophenoxy)methyl)cyclopropyl)carbamate 作用下,
以
甲醇 、
甲苯 为溶剂,
反应 2.0h,
以A to obtain the title compound tert-butyl (1-((4-(3-(4-cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-2-fluorophenoxy)methyl)cyclopropyl)carbamate 6b (115 mg, yield 82.3%) as a white solid的产率得到tert-butyl (1-((4-(3-(4-cyano-3-(trifluoromethyl)phenyl)-5,5-dimethyl-4-oxo-2-thioxoimidazolidin-1-yl)-2-fluorophenoxy)methyl)cyclopropyl)carbamate