# 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, ester with 4-(3,4-dihydro-7-hydroxy-2,4,4-trimethyl-2H-1-benzopyran-2-yl)-1,3-benzenediol

URL: https://app.greenveil.ai/ingredients/ingredient_cas_140698_96_0
Categories: beauty, industrial
Identifier: 140698-96-0

> 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, ester with 4-(3,4-dihydro-7-hydroxy-2,4,4-trimethyl-2H-1-benzopyran-2-yl)-1,3-benzenediol. Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 3 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: A 2:1 mixture of: 4-(7-Hydroxy-2,4,4-trimethyl-2-chromanyl)resorcinol-4-yl-tris(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulfonate), and 4-(7-Hydroxy-2,4,4-trimethyl-2-chromanyl)resorcinolbis(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulfonate) is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Carcinogenic Cat. 2()
- US: commercial use observed — EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.

_Assessed by Greenveil._