(E)-2-Acetyl-2-methyl-6-phenylsulfanyl-hex-5-enoic acid ethyl ester 在
乙醇 、
magnesium 、 mercury dichloride 作用下,
以
甲醇 为溶剂,
反应 5.0h,
生成 (1S,2R,3R)-2-Hydroxy-1,2-dimethyl-3-phenylsulfanylmethyl-cyclopentanecarboxylic acid ethyl ester 、 (1S,2R,3S)-2-Hydroxy-1,2-dimethyl-3-phenylsulfanylmethyl-cyclopentanecarboxylic acid ethyl ester