The authors are grateful for the financial assistance received from the Basic Research Program of China(No.2010CB512007 and 2012CB723501);the National Natural Science Foundation of China(No.30472074,30873139,21978076);Hebei Provincial Natural Science Foundation of China(No.H2020208030).
Tumescenamide A (1), isolated from Streptomyces tumescens YM23-20, consists of a cyclic depsipeptideand a side-chain 2,4-dimethylheptanoate (Dmh). Herein, we report the first total synthesis of tumescenamide A (1) and...
The authors are grateful to The National Natural Science Foundation of China (No.30472074) ; to The Hebei province Natural Science Foundation (No.B2006000302) for financial support of this work.
Total synthesis of N-methylsansalvamide A was accomplished in solution phase by a convergent approach. An N-Boc-td-depsipepide 6 and a dipeptide ester 10 were prepared in the yield of 89% and 91%, respectively. Cycliz...