(1S,4aR,5S,6S)-6-Hydroxymethyl-5-methoxycarbonylmethyl-1,4a-dimethyl-decahydro-naphthalene-1-carboxylic acid methyl ester 在
base 作用下,
生成 (1S,4aR,5S,6S)-5-Carboxymethyl-6-hydroxymethyl-1,4a-dimethyl-decahydro-naphthalene-1-carboxylic acid methyl ester