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Cosmetic ingredient (INCI)

Acid Red 52

Used in cosmetic products as hair dyeing. Acid Red 52 is classed chemically as a xanthene colour.

Listed in several EU annexes
  • Allowed with restrictions, Annex III/193
  • Allowed colorant, Annex IV/71

Annex III/193: (b) 0.6% | Annex IV/71: Rinse-off products ban substances that deplete the ozone layer

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Acid Red 52 chemical structure, C27H29N2NaO7S2, CAS 3520-42-1
Acid Red 52
CAS 3520-42-1C27H29N2NaO7S2
86 suppliers
Acid Red 52

IUPAC name: sodium 4-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-disulfonate

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
  • Suppliers, prices and trade data

Acid Red 52 suppliers

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Frequently asked questions

What is Acid Red 52 used for in cosmetics?

Acid Red 52 is used in cosmetic products as hair dyeing. Acid Red 52 is classed chemically as a xanthene colour.

Is Acid Red 52 restricted in cosmetics in the EU?

Acid Red 52 is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex III/193 (allowed with restrictions), Annex IV/71 (allowed colorant). Annex III/193: (b) 0.6% | Annex IV/71: Rinse-off products ban substances that deplete the ozone layer Always check the full annex entry for the conditions of use.

What is the CAS number of Acid Red 52?

Acid Red 52 is listed with CAS number 3520-42-1 and EC number 222-529-8.

Where can I buy Acid Red 52?

8 suppliers list Acid Red 52 on CompoundList. Compare them below or post a buy request with your grade and quantity.