(4S,7E,9R,10S,13E,15R,16S)-9,15-dihydroxy-4,10,16-trimethyl-11-[(E)-2-methyl-3-(2-methyl-1,3-thiazol-4-yl)prop-2-enyl]-1,5-dioxa-11-azacyclohexadeca-7,13-diene-2,6,12-trione 在
戴斯-马丁氧化剂 作用下,
以
二氯甲烷 为溶剂,
以53%的产率得到(4S,7E,10S,13E,16S)-4,10,16-trimethyl-11-[(E)-2-methyl-3-(2-methyl-1,3-thiazol-4-yl)prop-2-enyl]-1,5-dioxa-11-azacyclohexadeca-7,13-diene-2,6,9,12,15-pentone