(5E,7E)-5-Isopropyl-2,8,12-trimethyl-15-oxa-bicyclo[9.3.1]pentadeca-5,7-diene-2,12-diol 、
三氯乙酰异氰酸酯 以
氘代苯 为溶剂,
生成 (2,2,2-Trichloro-acetyl)-carbamic acid (5E,7E)-5-isopropyl-2,8,12-trimethyl-12-(2,2,2-trichloro-acetylcarbamoyloxy)-15-oxa-bicyclo[9.3.1]pentadeca-5,7-dien-2-yl ester