6-Benzoxazinyl- and 6-benzothiazinyl-2,3,4,5-tetrahydropyridazin-3-ones
申请人:ORTHO PHARMACEUTICAL CORPORATION
公开号:EP0272914A2
公开(公告)日:1988-06-29
The synthesis of benzoxazinyl- and benzothiazinylpyridazinone compounds is described. The novel compounds are cardiotonic agents and inhibitors of phosphodiesterase. In addition, the compounds are useful as smooth muscle relaxants and bronchodilators.
(+) and (-) enantiomers of 5-aliphatic-6-(benzoxazinyl- or benzothiazinyl)-2,3,4,5-tetrahydropyridazin-3-ones
申请人:ORTHO PHARMACEUTICAL CORPORATION
公开号:EP0509845A1
公开(公告)日:1992-10-21
The present invention relates to (+) and (-) enantiomers of compounds of the formula:
as further defined herein. The compounds are useful as cardiotonic and vasodilating agents and as inhibitors of phosphodiesterase fraction III and platelet aggregation. In addition, the compounds are active as smooth muscle relaxants and bronchodilators.
本发明涉及式中化合物的(+)和(-)对映体:
的对映体。这些化合物可用作强心剂和血管扩张剂,以及磷酸二酯酶 III 部分和血小板聚集的抑制剂。此外,这些化合物还具有平滑肌松弛剂和支气管扩张剂的活性。
AICHAOUI, HOCINE;LESIEUR, ISABELLE;HENICHART, JEAN-PIERRE, SYNTHESIS,(1990) N, C. 639-640