438187-09-8Relevant articles and documents
Total synthesis and stereochemical assignment of the salicylate antitumor macrolide lobatamide C
Shen, Ruichao,Lin, Cheng Ting,Porco Jr., John A.
, p. 5650 - 5651 (2002)
The total synthesis and stereochemical assignment of the potent antitumor macrolide lobatamide C is reported. The synthesis involves Cu(I)-mediated enamide formation and Na2CO3-mediated esterification of a β-hydroxy acid and a salicylate cyanomethyl ester. Macrolactonization was accomplished using a Mitsunobu protocol. The stereochemical assignment of lobatamide C was achieved by Mosher ester analysis and comparison with prepared stereoisomers. Copyright