Ionic hydrogenation of C-20, 22-ketene dithioacetal: stereoselective synthesis of steroidal C (20R) aldehydes
作者:Bapurao B. Shingate、Braja G. Hazra、Vandana S. Pore、Rajesh G. Gonnade、Mohan M. Bhadbhade
DOI:10.1039/b407952c
日期:——
Homologation of 16-dehydropregnenolone acetate 7 leads to excellent stereocontrolled synthesis of unnatural C (20R) aldehydes 4 and 6 through compound 13.