tingitanol 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
生成
(1R,3R,3aS,4S,8R,8aR)-3-Isopropyl-6,8a-dimethyl-1,2,3,3a,4,5,8,8a-octahydro-azulene-1,3,4,8-tetraol 、 (Z)-2-Methyl-but-2-enoic acid (1R,3R,3aR,4R,8S,8aS)-1,3,8-trihydroxy-1-isopropyl-3a,6-dimethyl-1,2,3,3a,4,7,8,8a-octahydro-azulen-4-yl ester