cis-3-(piperidin-1-yl)cyclobutyl 4-methylbenzenesulfonate 、
ethyl 2-[4-hydroxyphenyl]-5,6-dihydro-4H-cyclopenta[d][1,3]thiazole-5-carboxylate 在
sodium hydride 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以18%的产率得到ethyl 2-{4-[(trans-3-piperidin-1-ylcyclobutyl)oxy]phenyl}-5,6-dihydro-4H-cyclopenta[d][1,3]thiazole-5-carboxylate