CATIONIC MONOBENZENE NITROPHENYLENE DIAMINES, THEIR USE FOR DYEING OF KERATINOUS FIBRES, COMPOSITIONS COMPRISING THEM AND DYENG PROCESS

摘要

Cationic nitrophenylenediamine derivatives (I) are new. Cationic nitrophenylenediamine derivatives of formula (I) are new: R1-R4 = H, Z, A, A'OH, 2-6C polyhydroxyalkyl, A'OA, aryl, benzyl, A'CN, A'CONH2, A'CONHA, A'CONA2, A'CSNH2, 1-6C trifluoroalkyl, A'SO3H, A'COOA, A'SOA, A'SO2NH2, A'SO2NHZ, A'SO2NHA, A'SO2NA2, A'COA, ANH2, ANHQ or ANQQ', or NR1R2 and/or NR3R4 is a 5- or 6-membered ring optionally containing other heteroatoms; A = 1-6C alkyl; A' = 1-6C alkylene; A = 1-6C alkyl optionally substituted by OH; Q, Q' = A, A'OH, 2-6C polyhydroxyalkyl, COA, CONH2, CONHA, CONA2, SO2A, CHO, 2-7C trifluoroalkanoyl, COOA, CSNH2 or Z; R5, R6 = H, halogen, Z, COA, COA'NH2, COA'NHZ, COA'NHA, COA'NA2, A'COA'NH2, A'COA'NHZ, A'COA'NHA, A'COA'NA2, COOH, COOA, SO2A, SO2NH2, SO2NHZ, SO2NHA, SO2NA2, A'SO2NH2, A'SO2NHZ, A'SO2NHA, A'SO2NA2, CONH2, CONHA, CONA2, A'CONH2, A'CONHA, A'CONA2, A, A'OH, 2-6C polyhydroxyalkyl, A'OA, 1-6C trifluoroalkyl, CN, ANH2, ANHQ, ANQQ', OR7 or SR7; R7 = H, A, A'OH, 2-6C polyhydroxyalkyl, Z, A'OA, aryl, benzyl, A'COOH, A'CN, A'CONH2, A'CONHA, A'CONA2, A'CSNH2, 1-6C trifluoroalkyl, A'SO3H, A'COOA, A'SOA, A'SO2NH2, A'SO2NHZ, A'SO2NHA, A'SO2NA2, A'COA, ANH2, ANHQ or ANQQ'; Z = cationic group. Independent claims are also included for the following: (1) a composition for dyeing keratinic materials, especially for direct dyeing of human keratinic fibers, containing one or more compounds (I); (2) a method for dyeing keratinic fibers, comprising applying the composition of (1) to the wet or dry fibers and drying the fibers without rinsing.