(1S,2S,5S,8R)-6β,13-epoxy-2,7,7-trimethyltricyclo<6.2.1.01,7>undecane 在
Lewis acid 作用下,
生成
(1S,7R,9R)-9-hydroxymethyl-4,8,8-trimethyltricyclo<5.2.2.01,5>undec-4-ene 、 ((3S,3aS,6R)-3,7,7-Trimethyl-2,3,4,5,6,7-hexahydro-1H-3a,6-methano-azulen-8-yl)-methanol