(1S,7S,9S,12S)-9-methyl-8-oxatetracyclo[5.3.3.0(1,6)0(9,11)]trideca-2,5-dien-4-one 在
Crabtree's catalyst 、
氢气 作用下,
以
二氯甲烷 为溶剂,
生成 (1S,6S,7S,9S,12S)-9-methyl-8-oxatetracyclo[5.3.3.0(1,6)0(9,11)]trideca-4-one 、
(1S,6R,7S,9S,12S)-9-methyl-8-oxatetracyclo[5.3.3.0(1,6)0(9,11)]trideca-4-one