PYRIDAZINONE DERIVATIVE - NISSAN CHEMICAL IND LTD

Title:

PYRIDAZINONE DERIVATIVE

Document Type and Number:

WIPO Patent Application WO/1991/016314

Kind Code:

A1

Abstract:

A compound of general formula (I) and optionally a pharmaceutically acceptable salt thereof if it can form any salt, a process for the production thereof, and a medicinal composition containing the same as the active ingredient. These compounds have potent antithrombotic, cardiotonic, vasodilatory and anti-SRS-A activities, so that they are useful for preventing or treating various thrombotic diseases, congestive failure, hypertension, asthma, immediate allergy and so forth.

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Inventors:

TANIKAWA KEIZO (JP)
SAITO AKIRA (JP)
MATSUMOTO TAKASHI (JP)
SAKODA RYOZO (JP)
TSURUZOE NOBUTOMO (JP)

Application Number:

PCT/JP1991/000517

Publication Date:

October 31, 1991

Filing Date:

April 19, 1991

Export Citation:

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Assignee:

NISSAN CHEMICAL IND LTD (JP)

International Classes:

A61K31/50; A61K31/501; A61P7/02; C07D237/22; C07D401/12; C07D401/14; C07D403/12; C07D405/12; C07D409/12; C07D409/14; C07D413/12; C07D413/14; C07D417/12; (IPC1-7): A61K31/50; C07D237/22; C07D401/12; C07D401/14; C07D403/12; C07D405/12; C07D409/12; C07D409/14; C07D413/12; C07D413/14; C07D417/12

Foreign References:

JPS63301870A	1988-12-08
JPH02256668A	1990-10-17

Other References: