C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 213/89 (2006.01) A61K 31/44 (2006.01) A61K 31/535 (2006.01) A61K 31/54 (2006.01) C07D 213/04 (2006.01) C07D 213/50 (2006.01) C07D 213/53 (2006.01) C07D 401/10 (2006.01) C07D 405/02 (2006.01) C07D 413/02 (2006.01) C07D 417/10 (2006.01) C07F 7/10 (2006.01)
Patent
CA 2122436
Pyridine Derivatives, Their Production and Use Abstract of the Disclosure Pyridine derivatives of the formula Image wherein the ring A stands for an optionally further substituted benzene ring; the ring B stands for an optionally substituted pyridine ring; Q stands for hydroxyl group, or OQ1 or Q1 wherein Q1 stands for an optionally substituted aliphatic hydrocarbon group; and n denotes 0 or 1, or their salts, which have potassium-channel opening activity and are useful as therapeutic agents of circulatory diseases such as angina pectoris, hypertension, etc.
Shiraishi Mitsuru
Watanabe Toshifumi
Fetherstonhaugh & Co.
Takeda Chemical Industries Ltd.
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