发明名称 Acyl resorcinol ether prepn.
摘要 4-Acyl resorcinol ethers of formula (I) and their salts, in which R1 is lower alkyl, R2 is 5-tetrazolyl, alk is hydroxy-alkylene, for use as anti-allergy agents, are made by reaction of a cpd. of formula (II) with a cpd. of formula (III), in which one of X5 and X6 is hydroxy and the other is hydroxy-alkyl and rings A and B may be further substd. Reaction is carried out in an inert solvent in presence of a basic condensing agent.
申请公布号 ES8707941(A1) 申请公布日期 1987.11.16
申请号 ES19550007275 申请日期 1986.12.30
申请人 CIBA-GEIGY AG. 发明人
分类号 A61K31/41;C07D257/04;(IPC1-7):C07D257/04 主分类号 A61K31/41
代理机构 代理人
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