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Title:
ANTITUSSIVES
Document Type and Number:
WIPO Patent Application WO/2004/026292
Kind Code:
A1
Abstract:
Antitussives containing as the active ingredient compounds represented by the general formula (I) or salts thereof: (I) (wherein A is alkoxycarbonylalkyl or the like and R is optionally protected hydroxyl, or A and R may be united to form a six- or seven-membered oxygenic ring; B is carbonyl or sulfonyl; R1 and R2 are each hydrogen or the like; R3 and R4 are each hydrogen or the like, or R3 and R4 may be united to from alkylenedioxy; and n is 1 or 2). The invention provides novel compounds having antitussive activity, particularly peripheral antitussive activity.

Inventors:
KAMEI JUNZO (JP)
IGARASHI YASUSHI (JP)
HIBINO TOMOKO (JP)
AOKI KATSUYUKI (JP)
OKUBO TORU (JP)
Application Number:
PCT/JP2003/011615
Publication Date:
April 01, 2004
Filing Date:
September 11, 2003
Export Citation:
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Assignee:
TSUMURA & CO (JP)
KAMEI JUNZO (JP)
IGARASHI YASUSHI (JP)
HIBINO TOMOKO (JP)
AOKI KATSUYUKI (JP)
OKUBO TORU (JP)
International Classes:
A61K31/166; A61K31/18; A61K31/197; A61K31/198; A61K31/22; A61K31/223; A61K31/33; A61K31/357; A61K31/36; A61K31/4406; A61K31/4409; A61K31/4425; A61K31/5355; A61K31/536; A61K31/553; A61P11/00; A61P11/08; A61P11/14; C07C235/60; C07D207/335; C07D209/14; C07D213/42; C07D213/89; C07D215/12; C07D265/26; C07D267/14; C07D277/28; C07D291/08; C07D307/52; C07D317/58; C07D319/18; C07D333/20; C07D413/06; C07D419/06; C07D207/32; (IPC1-7): A61K31/166; A61K31/18; A61K31/197; A61K31/198; A61K31/22; A61K31/223; A61K31/33; A61K31/357; A61K31/36; A61K31/4406; A61K31/4409; A61K31/4425; A61K31/5355; A61K31/536; A61K31/553; A61P11/00; A61P11/08; A61P11/14; C07C235/60; C07C311/29; C07C311/37; C07D213/38; C07D213/42; C07D213/89; C07D265/22; C07D265/26; C07D267/14; C07D291/08; C07D317/58; C07D319/18; C07D413/06; C07D419/06
Foreign References:
EP0127066A21984-12-05
Other References:
SUPURAN C.T. ET AL.: "Protease inhibitors: synthesis of L-alanin hydroxamate sulfonylated derivatives as inhibitors of clostridium histolyticum collagenase", JOURNAL OF ENZYME INHIBITION, vol. 15, no. 2, 2000, pages 111 - 128, XP002975844
SCOZZAFAVA A. ET AL.: "protease inhibitors-Part 5. Alkyl/arylsulfonyl- and arylsulfonylureido-/arylureido-glycine hydroxamate inhibitors of clostridium histolyticum collagenase", EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY, vol. 35, no. 3, 2000, pages 299 - 307, XP000999628
SCOZZAFAVA A. ET AL.: "Protease inhibitors. Part 8: Synthesis of potent clostridium histolyticum collagenase inhibitors incorporating sulfonylated L-alanine hydroxamate moieties", BIOORGANIC & MEDICINAL CHEMISTRY, vol. 8, no. 3, 2000, pages 637 - 645, XP002975845
SUPURAN C.T. ET AL.: "Protease inhibitors. Part 7: Inhibition of clostridium histolyticum collagenase with sulfonylated derivatives of L-valine hydroxamate", EUROPEAN JOURNAL OF PHARMACEUTICAL SCIENCES, vol. 10, no. 1, 2000, pages 67 - 76, XP002235652
Attorney, Agent or Firm:
Ono, Nobuo (1-13-1 Kandaizumi-ch, Chiyoda-ku Tokyo, JP)
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