2-cycloheptyl-2-prop-2-ynylmalonic acid dimethyl ester 、
苯硫酚 在
偶氮二异丁腈 作用下,
以
叔丁醇 、
苯 为溶剂,
生成 (3SR,3aSR,8aRS)-3-phenylsulfanylmethyloctahydroazulene-1,1-dicarboxylic acid dimethyl ester 、 (3RS,3aSR,8aRS)-3-phenylsulfanylmethyloctahydroazulene-1,1-dicarboxylic acid dimethyl ester 、 (3SR,3aRS,8aRS)-3-phenylsulfanylmethyloctahydroazulene-1,1-dicarboxylic acid dimethyl ester 、 (3RS,3aRS,8aRS)-3-phenylsulfanylmethyloctahydroazulene-1,1-dicarboxylic acid dimethyl ester