The invention relates to novel compositions for the oxidation dyeing of keratinous fibres, comprising at least one 3-aminopyrazolo[1,5-a]-pyrimidine, to the method of dyeing which employs this composition, to novel 3-aminopyrazolo[1,5-a]pyrimidines and to the process for their preparation.
本发明涉及一种新型组合物,用于氧化染色角蛋白纤维,包括至少一种
3-氨基吡唑并[1,5-a]-
嘧啶,以及采用该组合物进行染色的方法,还涉及新型
3-氨基吡唑并[1,5-a]
嘧啶和其制备过程。