3a,6-dimethyl-1-propan-2-yl-6-[5-tri(propan-2-yl)silylpent-4-ynyl]-3,4,7,8-tetrahydro-2H-azulen-5-one 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 0.03h,
生成 (3aα,6S*)-1-isopropyl-3a,6-dimethyl-6-(5-pent-4-ynyl)-2,3,3a,4,7,8-hexahydroazulen-5(6H)-one 、
(3aα,6R*)-1-isopropyl-3a,6-dimethyl-6-(5-pent-4-ynyl)-2,3,3a,4,7,8-hexahydroazulen-5(6H)-one