(4aR,5R,8R,8aS)-5-Allyloxy-3-[1-hydroxy-meth-(E)-ylidene]-4a,8-dimethyl-octahydro-naphthalen-2-one 在
溶剂黄146 、
2,3-二氯-5,6-二氰基-1,4-苯醌 作用下,
以
1,4-二氧六环 为溶剂,
以81%的产率得到4a,5,6,7,8,8aα-hexahydro-5β-allyloxy-4aβ,8α-dimethyl-2(1H)-naphthalenone-3-carboxaldehyde