SYNTHESIS AND NMR-STUDIES OF SOME STEROIDAL ISOXAZOLES

被引:0
|
作者
GIACOPELLO, S [1 ]
DELUCA, ME [1 ]
SELDES, AM [1 ]
机构
[1] UNIV BUENOS AIRES,FAC CIENCIAS EXACTAS & NAT,DEPT QUIM ORGAN,PABELLON 2,RA-1428 BUENOS AIRES,ARGENTINA
关键词
ANABOLIC AGENTS; ISOXAZOLINIC STEROIDS; 17-ALPHA-PREGNA-2,4-DIEN-[2,3-D]ISOXAZOL-17-BETA-OL; SYNTHESIS; NMR SPECTRA;
D O I
暂无
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A short synthesis of 17-alpha-pregna-2,4-dien-[2,3-d]isoxazol-17-beta-ol (1) is described using mild reaction conditions and with a high overall yield. The equilibrium between keto-enolic forms has been studied by H-1 NMR methods. Complete assignments of all the resonances in the H-1 and C-13 NMR spectra of Danazol have been made using a variety of one and two-dimensional correlation methods. C-13 NMR spectra of all the intermediate and related model compounds were also assigned.
引用
收藏
页码:891 / 897
页数:7
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