Allowed in EU

1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate

A cosmetic ingredient used as hair dyeing in skincare, haircare, and personal-care products sold in the European Union.

What is it?

1H-Pyrazole-1-Ethanol, 4,5 diamino-, sulfate; 1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate

What does it do?

1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Hair dyeing

    colours hair, either by depositing pigment on the surface or by chemically altering the hair's natural pigment

EU regulatory status

1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.

Frequently asked questions

What is 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate?

1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is a cosmetic ingredient catalogued in the EU CosIng database. 1H-Pyrazole-1-Ethanol, 4,5 diamino-, sulfate; 1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate

Is 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate allowed in cosmetics in the EU?

Yes. 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate do in cosmetic products?

1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is declared in the EU cosmetic ingredient inventory with these functions: hair dyeing.

What is the CAS number of 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate?

The CAS (Chemical Abstracts Service) number for 1-Hydroxyethyl 4,5-Diamino Pyrazole Sulfate is 155601-30-2.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010