Patent number: 5403953
Abstract: Compound of formula (I): ##STR1## in which: R.sub.1 represents halogen, or hydroxy, alkyl, alkoxy, cyano, amino, mercapto, alkylthio or phenoxy,R.sub.2 and R'.sub.2 represent two hydrogen when the ring is unsaturated, or alternatively identical or different, represent hydrogen or halogen, or hydroxy, alkyl, alkoxy, cyano, amino or oxo when the ring is saturated,R.sub.3 represents any one of the following groups: ##STR2## in which: m represents 1, 2 or 3,X represents oxygen or sulfur or N-R, R.sub.5 or R.sub.6, which are identical or different, represent hydrogen or alkyl or trifluoromethyl or form (C.sub.3 -C.sub.6) cycloalkyl,n represents 0, 1 or 2,R.sub.7 represents hydroxy, alkoxy, amino, or --O--CH.sub.2 --CO--NRR',R.sub.4 represents hydrogen or halogen or alkyl, alkoxy or trihaloalkyl.
Type:
Grant
Filed:
November 23, 1993
Date of Patent:
April 4, 1995
Assignee:
Adir et Compagnie
Inventors:
Guillaume de Nanteuil, Michel Vincent, Christine Lila, Jacqueline Bonnet, Armel Fradin