(1S,4S)-1-Methoxy-3-methyl-4-phenyl-1,2,3,4-tetrahydro-naphthalene-2-carboxylic acid methyl ester 在
对甲苯磺酸 作用下,
以
苯 为溶剂,
反应 0.5h,
生成
trans-2-carbomethoxy-3-methyl-4-phenyl-3,4-dihydronaphthalene 、 (3S,4S)-3-Methyl-4-phenyl-3,4-dihydro-naphthalene-2-carboxylic acid methyl ester