Acetic acid (5E,7E)-(1S,2R,11S,12R)-11-hydroxy-8-isopropyl-1,5,11-trimethyl-15-oxa-bicyclo[10.2.1]pentadeca-5,7-dien-2-yl ester 、
三氯乙酰异氰酸酯 以
氘代苯 为溶剂,
生成 Acetic acid (5E,7E)-(1R,2S,11R,12S)-8-isopropyl-1,5,11-trimethyl-11-(2,2,2-trichloro-acetylcarbamoyloxy)-15-oxa-bicyclo[10.2.1]pentadeca-5,7-dien-2-yl ester