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公开(公告)号:US4089858A
公开(公告)日:1978-05-16
申请号:US614208
申请日:1975-09-17
申请人: Zoltan Meszaros , Jozsef Knoll , Istvan Hermecz , Piroska Simon , Peter Szentmiklosy , Lelle Vasvari , Agnes Horvath , Gabor Horvath , Peter Dvortsak
发明人: Zoltan Meszaros , Jozsef Knoll , Istvan Hermecz , Piroska Simon , Peter Szentmiklosy , Lelle Vasvari , Agnes Horvath , Gabor Horvath , Peter Dvortsak
IPC分类号: C07D213/74 , C07D215/38 , C07D239/42 , C07D239/84 , C07D239/94 , C07D213/02
CPC分类号: C07D213/74 , C07D215/38 , C07D239/42 , C07D239/84 , C07D239/94
摘要: The present invention is concerned with the preparation of chemical intermediates, namely, beta-amino-acrylic acid ester derivatives of nitrogen heterocycles, i.e. pyridine, quinoline, quinoxaline, pyrazine, pyrimidine and the like. Said intermediates are cyclized to form pyrido-pyrimidine type final products possessing analgesic activity.
摘要翻译: 本发明涉及化学中间体的制备,即氮杂环的β-氨基 - 丙烯酸酯衍生物,即吡啶,喹啉,喹喔啉,吡嗪,嘧啶等。 所述中间体环化形成具有止痛活性的吡啶并嘧啶型终产物。