N-乙基哌嗪 、 方酸二乙酯 以
乙醚 为溶剂,
反应 16.0h,
以to obtain the title compound (1.5 g) as a white solid的产率得到3-Ethoxy-4-(4-ethyl-1-piperazinyl)-3-cyclobutene-1,2-dione
参考文献:
名称:
Squaric acid derivatives of substituted dibenzoxazepine compounds,
Squaric acid derivatives of substituted dibenzoxazepine compounds,
申请人:G. D. Searle & Co.
公开号:US05354746A1
公开(公告)日:1994-10-11
The present invention provides substituted dibenzoxazepine compounds of Formula I: ##STR1## which are useful as analgesic agents for the treatment of pain, and as prostaglandin-E.sub.2 antagonists for the treatment of prostaglandin-E.sub.2 mediated diseases, pharmaceutical compositions comprising a therapeutically-effective amount of a compound of Formula I in combination with a pharmaceutically-acceptable carrier, a method for eliminating or ameliorating pain in an animal, and a method for treating prostaglandin-E.sub.2 mediated diseases in an animal, comprising administering a therapeutically-effective amount of a compound of Formula I to the animal.