申请人:Schering Aktiengesellschaft
公开号:US04567002A1
公开(公告)日:1986-01-28
17-haloethynyl steroids of the partial formula ##STR1## wherein R.sub.1 is hydrogen or methyl, R.sub.2 is alkyl of 1-4 carbon atoms, acyl of 1-7 carbon atoms, trimethylsilyl, 2-tetrahydropyranyl, or nitrate, X is bromine or iodine, and V is methylene, ethylene, vinylene, ethylidene, vinylidene or cyclopropylene, can be prepared by treating an ethynyl steroid of the partial formula ##STR2## wherein R.sub.1, R.sub.2, and V are as defined above, in an inert solvent with a brominating agent or an iodinating agent in the presence of a silver salt. Certain new compounds are also provided.
部分结构式为##STR1##的17-卤代炔基类固醇化合物,其中R.sub.1是氢或甲基,R.sub.2是1-4个碳原子的烷基、1-7个碳原子的酰基、三甲基硅基、2-四氢吡喃基或硝酸酯基,X是溴或碘,V是亚甲基、乙烯基、乙烯基、乙基亚甲基、乙烯亚甲基或环丙基,可以通过在惰性溶剂中使用卤化试剂或碘化试剂在银盐存在下处理部分结构式为##STR2##的炔基类固醇化合物制备。同时提供了某些新化合物。