(E)-7-(2-Formyl-phenyl)-6-hydroxymethyl-2-methoxy-3-methyl-hept-2-enoic acid methyl ester 以
甲苯 为溶剂,
反应 1.0h,
以75%的产率得到(1S,3aR,4R,5R,9bS)-5-Hydroxy-1-hydroxymethyl-4-methoxy-3a-methyl-2,3,3a,4,5,9b-hexahydro-1H-cyclopenta[a]naphthalene-4-carboxylic acid methyl ester