The present disclosure relates to a composition for the dyeing of keratin fibers, such as the hair, comprising at least oneoxidation base chosen from cationic 3-amino pyrazolo-[1,5-a]-pyridine derivatives and addition salts thereof, and a method employing this composition. The present disclosure also relates to cationic 3-amino pyrazolo-[1,5-a]-pyridine derivatives and the addition salts thereof.
本公开涉及一种用于染色角蛋白纤维(如头发)的组合物,包括至少一种氧化碱,所述氧化碱选自阳离子
3-氨基吡唑-1,5-
吡啶衍生物及其加成盐,并且使用该组合物的方法。本公开还涉及阳离子
3-氨基吡唑-1,5-
吡啶衍生物及其加成盐。