1-[1-(4-Chloro-phenyl)-meth-(E)-ylidene-hydrazinocarbonylmethyl]-5-hydroxy-2-methyl-1H-indole-3-carboxylic acid ethyl ester 、
巯基乙酸 以
1,4-二氧六环 为溶剂,
反应 10.0h,
以77%的产率得到1-{[2-(4-Chloro-phenyl)-4-oxo-thiazolidin-3-ylcarbamoyl]-methyl}-5-hydroxy-2-methyl-1H-indole-3-carboxylic acid ethyl ester