Patent number: 6066633
Abstract: Compound of formula (I): ##STR1## in which: m represents an integer from 1 to 4 inclusive, and n and p an integer from 0 to 4 inclusive,X represents O, S or a single bond,R.sub.1 represent hydrogen or halogen, or alkyl, alkoxy, hydroxy, trihaloalkyl or trihaloalkoxy,R.sub.2, R.sub.3 and R.sub.4, which may be same or different, each represents hydrogen or alkyl,R.sub.5 represents hydrogen or halogen, or alkoxy, aryloxy or heteroaryloxy,R.sub.6, R.sub.7 and R.sub.8, which may be same or different, each represents hydrogen or alkyl, or together form, with the atoms carrying them respectively, an optionally substituted heterocycle,R.sub.9 represents SO.sub.3 H, --CO.sub.2 R.sub.10, --CO--NR.sub.11 R.sub.12, or --NR.sub.13 R.sub.14, wherein R.sub.10, R.sub.11, R.sub.12, R.sub.13 and R.sub.14 each represents hydrogen or alkyl or together (R.sub.11 /R.sub.12 ; R.sub.13 /R.sub.
Type:
Grant
Filed:
November 13, 1998
Date of Patent:
May 23, 2000
Assignee:
Adir et Compagnie
Inventors:
Guillaume De Nanteuil, Georges Remond, Joseph Paladino, Ghanem Atassi, Alain Pierre, Gordon Tucker, Jacqueline Bonnet, Massimo Sabatini