TRYCICLIC OR TETRACYCLIC COMPOUNDS, PROCESS FOR THEIR PREPARATION, AND MEDICINAL COMPOSITION CONTAINING THEM
Document Type and Number:
WIPO Patent Application WO/1986/001203
Compounds represented by general formula (I) (wherein A represents alkylene, Y-Z represents formula (II), -CH=CH-, -CH2CH2- or formula (III), R1 and R2 each represents a substituent, R3 represents hydrogen, alkyl or alkoxy, R4 represents phenyl, phenylalkyl, phenylalkenyl, diphenylmethyl, naphthyl, thiazolyl, optionally substituted pyridyl, optionally substituted pyrimidinyl, quinolyl, benzoylalkyl, benzoyl, furoyl, thenoyl, phenyloxycarbonyl, phenyloxysulfonyl or phenylsulfonyl, a represents 2 or 3, b and c each represents 1 or 2, and d represents an integer of 0 to 2, provided that the phenyl, phenyl moiety or naphthyl moiety may be substituted) and salts thereof, processess for their preparation, and medicinal compositions containing them. These compounds show a strong calcium-antagonistic effect, and are therefore useful for prophylaxis and treatment of hypertension and/or ischemic heart diseases.
February 27, 1986
August 09, 1985
C07D311/88; A61K31/00; A61K31/435; A61K31/495; A61K31/55; A61P3/00; A61P9/00; A61P9/10; A61P9/12; C07D213/74; C07D215/38; C07D219/10; C07D239/42; C07D243/00; C07D277/38; C07D295/14; C07D295/15; C07D313/12; C07D335/18; C07D337/00; C07D337/12; C07D401/04; C07D409/12; (IPC1-7): C07D213/74; C07D215/38; C07D239/42; C07D295/14; C07D337/12; C07D401/04; C07D409/12; A61K31/495; A61K31/55; A61K31/505