| abstract |
Oxidative hair dyeing preparation having a content of a 1-hydroxyalkyl-2,5-diaminobenzene having the formula <IMAGE> as developing substance, wherein R denotes hydroxyalkyl having 1 to 4 carbon atoms, or their salts with inorganic or organic acids. Preferably, these hair dyeing preparations will contain 1-hydroxymethyl-2,5-diaminobenzene in a concentration of approximately 0.1 to 3.0 percent by weight, this either alone as a developing substance, or in combination with the conventional coupling substances. |