Title:
DIHYDROPYRIDINE DERIVATIVES
Document Type and Number:
WIPO Patent Application WO/1984/002702
Kind Code:
A1
Abstract:
Dihydropyridine derivatives represented by the formula (I), wherein R1, R2, and R3, which may be the same or different, each represents alkyl, cycloalkyl or alkoxyalkyl, R4 and R5, which may be the same or different, each represents hydrogen, halogen, nitro, trifluoromethyl, alkyl, cycloalkyl, alkoxy, cyano, alkoxycarbonyl or alkylthio, R6 represents hydrogen, alkyl, cycloalkyl, aralkyl, aryl or pyridyl, X represents oxygen, sulfur, vinylene, azomethine, or a group represented by$(5,)$A represents alkylene, Ar represents aryl or pyridyl, m represents an integer of 1 to 3, and n represents an integer of 0 to 2, and acid addition salts thereof are useful as prophylactic and therapeutic agents for diseases of the circulatory system.
Inventors:
MEGURO KANJI (JP)
NAGAOKA AKINOBU (JP)
NAGAOKA AKINOBU (JP)
Application Number:
PCT/JP1983/000008
Publication Date:
July 19, 1984
Filing Date:
January 11, 1983
Export Citation:
Assignee:
TAKEDA CHEMICAL INDUSTRIES LTD (JP)
International Classes:
C07D211/90; C07D213/74; C07D243/08; C07D295/088; C07D401/12; C07D405/04; C07D409/04; C07D413/04; C07D417/04; (IPC1-7): C07D211/90; C07D401/04; C07D401/14; C07D405/04; C07D405/14; C07D409/04; C07D409/14; C07D413/04; C07D413/14; C07D417/04; C07D417/14
Other References:
No relevant documents have been disclosed.
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