(7E,13E)-(4S,9R,10S,16S)-9-Hydroxy-10,16-dimethyl-4-[(E)-1-methyl-2-(2-methyl-thiazol-4-yl)-vinyl]-1,5,11-trioxa-cyclohexadeca-7,13-diene-2,6,12-trione 在
重铬酸吡啶 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以70%的产率得到(7E,13E)-(4S,10S,16S)-10,16-Dimethyl-4-[(E)-1-methyl-2-(2-methyl-thiazol-4-yl)-vinyl]-1,5,11-trioxa-cyclohexadeca-7,13-diene-2,6,9,12-tetraone