Acid Orange 7
- CAS
- 633-96-5
- EC
- 2111990
- PubChem CID
- 135442941
- Molecular Formula
- C16H11N2NaO4S
- Molecular Weight
- 350.3000 g/mol
Synthetic dye providing orange color. May cause skin allergy and irritation; use is restricted.
What does it do?
Used to obtain a vibrant orange color in cosmetic products and hair dyes.
Details
A synthetic azo dye used to obtain a vibrant orange color in hair dyes and some cosmetics. It may cause allergy and irritation on the skin; therefore, its use is restricted. Those with a history of allergic reactions should avoid it.
Benefits
Functions
Restrictions
Where is it found?
Function & Use
Hair Dyeing
Cosmetic Colorant
Regulatory note
- EU 1223/2009 Annex IIIRestricted
- EU 1223/2009 Annex IVAllowed
What The Sources Say
SCCS (EU Scientific Committee on Consumer Safety)6
EU 1223/2009 Annex III — SCCS opinion: Opinion on Acid Orange 7
EU 1223/2009 Annex IV — SCCS opinion: Opinion on Acid Orange 7
+4 more records.
ToxValDB (EPA Toxicity Value Database)5
EPA ToxValDB skin/eye data — endpoint: skin sensitisation: in vivo (non-LLNA), classification: Not likely to be sensitizing, species: guinea pig, study: skin sensitization, guideline: according to OECD Guideline 406 (Skin Sensitisation), year: 2011. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.
EPA ToxValDB skin/eye data — endpoint: skin sensitisation: in vivo (LLNA), classification: Not likely to be sensitizing, species: mouse, study: skin sensitization, guideline: according to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay), year: 2011. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.
EPA ToxValDB skin/eye data — endpoint: eye irritation: in vivo, classification: Studies Indicate No Significant Irritation, species: rabbit, study: eye irritation, guideline: other guideline: Hazardous Substances Regulation, US Federal Hazardous Labelling Act. Sect. 191-11 (February 1965) according to, year: 1980. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.
EPA ToxValDB skin/eye data — endpoint: skin irritation: in vivo, classification: Studies Indicate No Significant Irritation, species: rabbit, study: skin irritation, guideline: other guideline: Hazardous Substances Regulation, US Federal Hazardous Labelling Act. Sect. 191-11 (February 1965) according to, year: 1980. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.
+1 more records.
Scientific References
- EPA CompTox Chemicals Dashboard — DSSTox identifiers mapped to CAS (2021r1)US EPA, Center for Computational Toxicology and Exposure
- EU CosIng — Cosmetic Ingredient Database full exportEuropean Commission, DG GROW
- Opinion on Acid Orange 7SCCS — Scientific Committee on Consumer Safety
- ToxValDB — genotoxicityUS EPA — ToxValDB v97
- ToxValDB — skin/eyeUS EPA — ToxValDB v97