发明名称 DERIVATIVES OF PYRAZOLO (1,5-A) PYRIDO (2,3- D)-PYRIMIDIN-9(4H)-ONE
摘要 <p>New derivatives of pyrazolo1,5-a!pyrido!2,3-d!pyrimidin-9(4H)-one and salts thereof have the general formula wherein R1 is hydrogen, lower alkyl or -lower alkyl-NR4R5; R2, R3, R4 and R5 each is hydrogen or lower alkyl; and salts thereof. The compounds are useful as anti-inflammatory agents.</p>
申请公布号 CA1089855(A) 申请公布日期 1980.11.18
申请号 CA19780296907 申请日期 1978.02.15
申请人 E.R. SQUIBB & SONS, INC. 发明人 DENZEL, THEODOR;HOEHN, HANS
分类号 A61K31/505;A61P29/00;C07D471/14;(IPC1-7):07D471/14 主分类号 A61K31/505
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