C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 401/14 (2006.01) A61K 31/501 (2006.01) A61P 1/00 (2006.01) A61P 9/04 (2006.01) A61P 9/10 (2006.01) A61P 9/12 (2006.01) A61P 11/00 (2006.01) A61P 11/06 (2006.01) A61P 11/16 (2006.01) A61P 17/00 (2006.01) A61P 17/04 (2006.01) A61P 19/02 (2006.01) A61P 25/00 (2006.01) A61P 25/16 (2006.01) A61P 25/24 (2006.01) A61P 25/28 (2006.01) A61P 27/16 (2006.01) A61P 29/00 (2006.01) A61P 37/08 (2006.01) A61P 43/00 (2006.01) C07D 403/14 (2006.01) C07D 405/14 (2006.01) C07D 409/14 (2006.01) C07D 413/14 (2006.01) C07D 4
Patent
CA 2692248
It is to provide a novel pyridazinone derivative represented by the following general formula (1), which is useful as a pharmaceutical and has a phosphodiesterase inhibitory action: Image wherein R1 represents H or C1-6 alkyl, each of R2 and R3 represents H, X, C1-6 alkoxy, Z represents O or S, and A represents AA or BB, wherein AA represents: Image and BB represents: Image wherein R4 represents H or C1-6 alkyl, and each of R5 and R6 represents C1-6 alkyl. -338-
La présente invention concerne un nouveau dérivé de pyridazinone représenté par la formule générale (1) ci-dessous, qui est utile comme produit pharmaceutique ayant une activité inhibitrice de la phosphodiestérase.
Eiraku Tomohiko
Kishi Tetsuya
Kohno Yasushi
Kojima Akihiko
Ochiai Koji
Kyorin Pharmaceutical Co. Ltd.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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