abstract |
Sulfonamides derived from 3-benzylidene camphor of the formula: (CF DRAWING IN BOPI) X1 = H or Y; X2 and X3 = H, halogen, C1 -C4 alkyl or alkoxy or Y or Z; or together form an alkylene (C1 -C2) dioxy group; (CF DRAWING IN BOPI) R1 and R2 = H, alkyl or hydroxyalkyl, at least one designating: (CF DRAWING IN BOPI) or (CF DRAWING IN BOPI) Z denotes: (CF DRAWING IN BOPI) |