(1S,4aS,8aR,E)-7-hydroxyimino-1,4a,6-trimethyl-5-[2-(furan-3-yl)ethyl]-1,2,3,4,4a,7,8,8a-octahydronaphthalen-1-carboxylic acid 在
氯化亚砜 作用下,
以
1,4-二氧六环 为溶剂,
反应 1.17h,
以30%的产率得到(5aS,9S,9aR)-9-carboxy-4,5a,9-trimethyl-5-[2-(furan-3-yl)ethyl]-2-oxo-2,3,5a,6,7,8,9,9a-octahydro-1H-benzo[d]azepine