| abstract |
The subject of the invention is the products of formula (IB): (CF DRAWING IN BOPI) in which: R2 B and R3 B, identical or different, represent hydrogen; halogen; hydroxyl; mercapto; cyano; nitro; sulfo; formyl; benzoyl; acyl; free carboxy; salified or esterified; cycloalkyl; acyloxy; alkyl; alkenyl; alkynyl; alkyloxy; alkylthio; aryl; arylalkyl; arylalkenyl; aryloxy; arylthio; (CF DRAWING IN BOPI) with R6 B, R7 B, R8 B, R9 B represent hydrogen, alkyl, alkenyl, aryl, arylalkyl, optionally substituted, - (CH2) m 1 -S (O) m 2 -X-R1 4 with m1 represents 0 to 4, m2 represents 0 to 2, X-R1 4 represents -NH2 or X represents -NH, NH-CO-, -NH-CO-NH- or a single bond and R1 4 represents alkyl, alkenyl or optionally substituted aryl. |