发明授权
- 专利标题: Pyrido(2,3-d)pyrimidin-4(3h)-ones
- 专利标题(中): 吡啶(2,3-D)嘧啶-4(3H) - 酮
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申请号: US3794637D申请日: 1971-07-22
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公开(公告)号: US3794637A公开(公告)日: 1974-02-26
- 发明人: WIEDEMANN F , THIEL M , HARDEBECK K , STACH K , ROESCH E
- 申请人: BOEHRINGER MANNHEIM GMBH
- 专利权人: Boehringer Mannheim Gmbh
- 当前专利权人: Boehringer Mannheim Gmbh
- 优先权: DE2038035 1970-07-31
- 主分类号: C07D471/04
- IPC分类号: C07D471/04 ; C07D51/46
摘要:
PYRIDO-(2,3-D)PYRIMIDIN-4(3H)-ONES OF THE GENERAL FORMULA 2-(R1-N(-R2)-),4-(O=)-3,4-DIHYDROPYRIDO(2,3-D)PYRIMIDINE WHEREIN R1 IS A LOWER ALKYL, ALKENUL, CYCLOALKYL, ARALKYL, FURYLALKYL, THIENYLALKYL OR TETRAHYDROFURYLALKYL RADICAL, OPTIONALLY SUBSTITUTED BY HYDROXY. ALKOXY OR ALKYLMERCAPTO RADICALS AND R2 IS R1 OR HYDROGEN, AND THE SALTS THEREOF WITH PHYSIOLOGICALLY COMPATIBLE ACIDS. THESE COMPOUNDS EXHIBIT LONGLASTING DIURETIC ACTION.
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