methyl 5-(3,3-dimethylbut-1-ynyl)-3-iodothiophene-2-carboxylate 、
3-(tertbutyl-dimethyl-silanoxy)-1-(S)-methylpropylamine 在
palladium diacetate
caesium carbonate 、
R-(+)-1,1'-联萘-2,2'-双二苯膦 作用下,
以
甲苯 为溶剂,
反应 16.0h,
以79%的产率得到3-[3-(tert-butyl-dimethyl-silanoxy)-1-(S)-methyl-propylamino]-5-(3,3-dimethyl-but-1-ynyl)thiophene-2-carboxylic acid methyl ester