申请人:Societe Anonyme Cortial S. A.
公开号:US03947587A1
公开(公告)日:1976-03-30
Products having analgesic and antipyretic activity are provided having the formula: R -- Z -- R' in which each of R and R', which may be the same or different, represents a phenyl or pyridyl radical which is optionally substituted by at least one substituent selected from a halogen atom, --NO.sub.2, --CONH.sub.2 --, --OC.sub.2 H.sub.5, OCH.sub.3, --CH.sub.3, --COOC.sub.2 H.sub.5, --COOCH.sub.3, --COOH and --OCH.sub.2 --COOH radical; Z represents a radical selected from --CH=N-- and >CH--NH-- in which the radical >CH-- of said amino group forms part of a heterocyclic structure of the formula: ##EQU1## in which the two carbon atoms connected by a double bond form part of the radical R or R'. Specific compounds include 2-(2'-carboxamido-anilino)-o-phthalide and 2-(2' or 4'-ethoxy-anilino)-o-phthalide.
提供具有镇痛和退热活性的产品,其化学式为:R -- Z -- R',其中R和R'中的每一个,可能相同也可能不同,代表一个苯基或吡啶基,该基团可以选择性地被至少一个取代基取代,所述取代基选自卤素原子,--NO.sub.2,--CONH.sub.2,--OC.sub.2 H.sub.5,OCH.sub.3,--CH.sub.3,--COOC.sub.2 H.sub.5,--COOCH.sub.3,--COOH和--OCH.sub.2--COOH基团;Z代表从--CH=N--和>CH--NH--中选择的基团,在该基团中,所述氨基的>CH--形成具有以下结构的杂环结构的一部分:##EQU1## 其中由双键连接的两个碳原子是基团R或R'的一部分。具体化合物包括2-(2'-羧胺基苯氨基)-邻苯二甲酸酐和2-(2'或4'-乙氧基苯胺基)-邻苯二甲酸酐。