Coleon F 、
乙酸酐 在
sodium acetate 作用下,
反应 2.0h,
生成 Acetic acid (4bS,10R)-1,3,10-triacetoxy-2-allyl-4b,7,8-trimethyl-6-oxo-4b,5,6,10-tetrahydro-phenanthren-4-yl ester 、 Acetic acid (4bR,8aR)-1,3,4-triacetoxy-2-allyl-4b,7,8-trimethyl-6-oxo-5,6-dihydro-4bH-phenanthren-8a-yl ester