2-chloropiperazine 、 氨基乙醛缩二甲醇 在
silica gel 、 乙酸乙酯 作用下,
以
三乙胺 为溶剂,
反应 48.0h,
以then 100:0) to give the title compound (101 mg)的产率得到(2,2-dimethoxyethyl)-pyrazin-2-yl-amine
There are disclosed compounds of formula (I) ##STR1## and pharmaceutically acceptable salts thereof which are useful as antagonists of GnRH and as such may be useful for the treatment of a variety of sex-hormone related conditions in both men and women.