PRODUCTS FOR THE OXIDATIVE DYEING OF HAIR ON THE BASIS OF DERIVATIVES OF 3,4- OR 4,5-DIAMINO-PIRAZOL AS A REVEALING SUBSTANCE AS WELL AS NEW DERIVATIVES OF 3,4- OR 4,5-DIAMINO-PIRAZOLE.

摘要

THE INVENTION REFERS TO AN OXIDATIVE DYE FOR DYING THE HAIR FROM A COMBINATION OF COUPLING AND GENERATING SUBSTANCES; OVERVIEW OF THE GENERATING SUBSTANCE THAT IS A DERIVATIVE OF DIAMINOPYRAZOLE FROM FORMULA (I) AND ITS PHYSIOLOGICALLY TOLERABLE SALTS IN WATER, WHICH POSSIBLE BRIGHT AND STRONG COLORS IN RED TONE AND DEALS WITH A NEW DIAMINOPYRATED DERIVATIVE. WHERE R1, R2 AND R4 ARE THE SAME OR DIFFERENT HYDROGEN, ALKYL FROM C1 TO 4, HYDROXYALKYL FROM C2 TO 4, BENZYL OR PHENYL, AND R3 HYDROGEN, ALKYL FROM C1 TO 4, HYDROXYALKYL POSITIONALLY COLONES. 3, 4 or 4, 5.