First Example of Trifluoromethylation in the Ecdysteroid Series. Synthesis of (20RS)-20-O-Hydro-20-trifluoromethylpoststerone
摘要:
The title compound was synthesized by trifluoromethylation of poststerone derivatives with trimethyl(trifluoromethyl)silane in the presence of tetrabutylammonium fluoride.
First Example of Trifluoromethylation in the Ecdysteroid Series. Synthesis of (20RS)-20-O-Hydro-20-trifluoromethylpoststerone
摘要:
The title compound was synthesized by trifluoromethylation of poststerone derivatives with trimethyl(trifluoromethyl)silane in the presence of tetrabutylammonium fluoride.
作者:V. N. Odinokov、R. G. Savchenko、S. R. Nazmeeva、I. V. Galyautdinov
DOI:10.1023/a:1021393611323
日期:——
In the reactions of poststerone derivatives and 20-hydroxyecdysone with (trifluoromethyl)trimethylsilane catalyzed by tetrabutylammonium fluoride, the 14alpha-hydroxy group is readily subjected to trimethylsilylation.