论文部分内容阅读
相应的4-烯-3-酮甾体原料(Ⅰ_(a-c))引入6-亚甲基得(Ⅱ_(a-c)),经2-羟亚甲基化反应与环合反应制6-亚甲基雄甾(2,3a)异嗯唑(Ⅳ_(a-b)),再与甲醇钠作用
The corresponding 4-en-3-one steroidal material (Ⅰ_ (ac)) was introduced into 6-methylene group to obtain (Ⅱ_ (ac) (2,3a) isoxazole (Ⅳ_ (ab)), and then with the role of sodium methoxide