| 摘要 |
Composition comprising a tropolone or heptafulvene derivative (I) in a medium suitable for dyeing keratinic fibers is new. Composition comprising a tropolone or heptafulvene derivative of formula (I) in a medium suitable for dyeing keratinic fibers is new. [Image] R1, R6H; alkyl, aryl, alkylaryl, arylalkyl; halo; 1-6C alkoxy; amino optionally substituted with alkyl; OH; COOX; alkylcarbonyl; or SO3X'; X : H, alkali(ne earth) metal, alkyl; X' : H or alkali(ne earth) metal; R2-R5H; alkyl; OH; 1-6C alkoxy; SH; alkylthio; amino optionally substituted with alkyl; aryl; arylalkyl; or optionally substituted heterocyclyl; A : O, S or CR7R8; R7, R8electron-withdrawing groups; alkyl : optionally substituted 1-6C alkyl; aryl : optionally substituted 6-12C aryl. Independent claims are also included for: (1) dyeing keratinic fibers by contacting the dry or wet fibers with a composition as above, optionally rinsing the fiber, optionally washing and rinsing the fibers and drying the fibers; (2) kit for carrying out the above process, comprising a composition as above in one compartment and an oxidizing agent in another compartment. |
