Contribution to the synthesis of (±)-cryptopleurine and related phenanthroquinolizidines
作者:G. G. Trigo、E. Gálvez、M. M. Söllhuber
DOI:10.1002/jhet.5570170114
日期:1980.1
The synthesis of the alkaloid cryptopleurine 7b has been accomplished by a sequence involving as a key step the selective Borch reduction of an amidoester 1b to the corresponding aminoester 2b. This route is applicable to the synthesis of derivatives such as 7a.