Asymmetric total synthesis of emericellamide B(9.4%, 17 longest linear steps) is detailed in this report. In this synthetic route, the highly methylated(2R,3R,4S,6S)-3-hydroxy-2,4,6-trimethyldodecanoic acid(HTMD...Asymmetric total synthesis of emericellamide B(9.4%, 17 longest linear steps) is detailed in this report. In this synthetic route, the highly methylated(2R,3R,4S,6S)-3-hydroxy-2,4,6-trimethyldodecanoic acid(HTMD) unit was effectively prepared through the asymmetric methylation, Wittig and Horner–Wadsworth–Emmons reaction. Moreover, pentafluorophenyl diphenylphophinate(FDPP) proved to be an effective condensation reagent for the macrolactamization between C14 and C18.展开更多
基金the National Natural Science Foundation of China (Nos. 21472022, 21272041, 21072034)Key Laboratory for Chemical Biology of Fujian Province for financial support
文摘Asymmetric total synthesis of emericellamide B(9.4%, 17 longest linear steps) is detailed in this report. In this synthetic route, the highly methylated(2R,3R,4S,6S)-3-hydroxy-2,4,6-trimethyldodecanoic acid(HTMD) unit was effectively prepared through the asymmetric methylation, Wittig and Horner–Wadsworth–Emmons reaction. Moreover, pentafluorophenyl diphenylphophinate(FDPP) proved to be an effective condensation reagent for the macrolactamization between C14 and C18.