Is Disperse Brown 1 safe in cosmetics?
Disperse Brown 1 has a safety rating of "POOR" in our database. EU status: prohibited. US status: prohibited.
Poor
Cosmetic Ingredient
Disperse Brown 1
Also known as: 2,2'-((3-Chloro-4-((2,6-dichloro-4-nitrophenyl)azo)phenyl)amino)bisethanol, Ethanol, 2,2'-((3-chloro-4-((2,6-dichloro-4-nitrophenyl)azo)phenyl)imino)bis-, 2,2'-((3-chloro-4-(2-(2,6-dichloro-4-nitrophenyl)diazenyl)phenyl)imino)bis-, EINECS 245-604-7
INCI: DISPERSE BROWN 1
Disperse Brown 1 (CAS 23355-64-8) is a cosmetic cosmetic ingredient functioning as Hair dyeing (historically). EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 23355-64-8 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Disperse Brown 1 is prohibited in EU cosmetics but has active industrial GHS classifications (H302, H317, H318).
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Hair dyeing (historically)
Safety Rating
POOR
Chemistry & Identifiers
IUPAC Name
2-[3-chloro-4-[(2,6-dichloro-4-nitrophenyl)diazenyl]-N-(2-hydroxyethyl)anilino]ethanol
InChIKey
HXXLWTPFYWMBSC-UHFFFAOYSA-N
Regulatory Status
EU EU Status
prohibited
US US Status
prohibited
US Notes
Not approved as a color additive under 21 CFR Parts 73/74
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Disperse Brown 1.
Calculate MoS for your specific formulation with the MoS Calculator.
EU CosIng Annex Listing
European Commission CosIng database Annex references per Regulation (EC) No 1223/2009.
Annex II — Prohibited
Ref: 1260
(EC) 2009/1223
Expanded Jurisdictional Detail
Additional regulatory detail beyond the 7-jurisdiction summary: Saudi SFDA, Korea MFDS, ASEAN ACD, Japan/Korea, Brazil/India, and cross-jurisdictional restriction entries.
SA Saudi SFDA (II - Prohibited)
ASEAN Cosmetic Directive (II)
Ref: 1260
BRIN Brazil/India Cosmetics
Brazil: Prohibited
India: Prohibited (GNRAS)
Additional Jurisdictional Restrictions (1)
| Jurisdiction | Status | Max % | Product Type |
|---|---|---|---|
| KR | prohibited | - | - |
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Dye
Regulatory List Membership (2)
EU Banned in Cosmetics
EU CosIng Cosmetics Ingredient Database
Expert Verdict
Expert safety assessment and concern-level summary for Disperse Brown 1.
Regulatory Flags
potential-allergen
eu_banned_cosmetics
eu_cosing_listed
Known Synonyms
2,2'-((3-Chloro-4-((2,6-dichloro-4-nitrophenyl)azo)phenyl)amino)bisethanol
Ethanol, 2,2'-((3-chloro-4-((2,6-dichloro-4-nitrophenyl)azo)phenyl)imino)bis-
2,2'-((3-chloro-4-(2-(2,6-dichloro-4-nitrophenyl)diazenyl)phenyl)imino)bis-
EINECS 245-604-7
Chemical Function
Dye
Regulatory Lists
banned; Europe; Personal care
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Disperse Brown 1 allowed in the EU?
Disperse Brown 1 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Disperse Brown 1 do in cosmetics?
Disperse Brown 1 functions as: Hair dyeing (historically). It is classified as a cosmetic ingredient in our database. CAS number: 23355-64-8.
Is Disperse Brown 1 used outside cosmetics?
Disperse Brown 1 also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Disperse Brown 1 have different safety status in cosmetics vs industrial chemicals?
Disperse Brown 1 is prohibited in EU cosmetics but has active industrial GHS classifications (H302, H317, H318).
Compliance Tools
Check Disperse Brown 1 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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DISODIUM GLUCARATE/GLUCONATE/GLUCURONATE/GLYCOLATE/KETOGLUCONATE/OXALATE/TARTRATE/TARTRONATE
Good
Browse nearby
Chelating
DISODIUM SELENITE
Moderate
Browse nearby
Not Reported
DISTEARYL THIODIPROPIONATE
Good
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Antioxidant
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