Stereoselective synthesis of the 6,6-spiroketal core of CP-61,405 (routiennocin)
作者:Luiz C. Dias、Valquírio G. Correia、Fernanda G. Finelli
DOI:10.1016/j.tetlet.2007.08.087
日期:2007.10
A convergent and efficient synthesis of the 6,6-spiroketal core of the ionophore antibiotic CP-61,405 (routiennocin) is described. The synthesis required 10 steps from N-propionyl oxazolidinone (S)-8 and produced the desired spiroketal in 36% overall yield.