乙酸酐 、 1β,10α-Epoxyeucannabinolid 反应 1.0h,
以20 mg的产率得到(E)-4-Acetoxy-2-acetoxymethyl-but-2-enoic acid (Z)-(1aR,3S,5aR,8aR,9R,10aR)-3-acetoxy-4,10a-dimethyl-8-methylene-7-oxo-1a,2,3,5a,7,8,8a,9,10,10a-decahydro-1,6-dioxa-cyclopenta[a]cyclopropa[e]cyclodecen-9-yl ester