| abstract |
A compsn. for shaping the hair, with acid properties, comprises (a) an organic acid(s) of formula (I) - (IV), or salt thereof; (b) a sulphonic acid(s) of formula (V) - (VII), or salt thereof; and (c) an organic solvent. R1, R2, R3 = 4-10 C alkyl or aryl, opt. substd. with OH, alkoxy, acyloxy, COOH or amino gp(s).; R4 = H, COOH, -CONR7R8, or 1-6 C alkyl, opt. substd. with OH, CO, amino or alkoxy; R7, R8 = H or 1-6 C alkyl, opt. substd. with OH; R5, R6 = H, COOH, -CONR9R10, 1-6 C alkyl, opt. substd. with OH, CO, amino or alkoxy, or -OR11; R9, R10, R11 = H or 1-6 C alkyl, opt. substd. with OH; R12-R16 = H, CONR17R18, 1-6 C alkyl, opt. substd. with OH, CO, amino or alkoxy; or -OR18; R17, R18, R19 = 1-6 C alkyl, opt. substd. with OH; R20-R26 = H, COOH, -CONR27R28, 1-6 C alkyl opt. substd. with OH, CO, amino or alkoxy, or -OR29; R27, R28, R29 = H or 1-6 C alkyl, opt. substd. with OH; R30, R31, R32 = 1-10 C alkyl or aryl, opt. substd. with OH, alkoxy, acyloxy, COOH or amino; R33-R37 = H, -SO3H, -CONR38R39, 1-6 C alkyl opt. substd. with OH, CO, amino or alkoxy, or -OR40; R38, R39, R40 = H or 1-6 C alkyl, opt. substd. with OH; R41-R47 = H, -SO3H, COOH, -CONR48R49, 1-6 C alkyl, opt. substd. with OH, CO, amino or alkoxy, or -OR50; and R48, R49, R50 = H or 1-6 C alkyl, opt. substd. with OH. |