Is 4-Amino-2-Hydroxytoluene Sulfate safe in cosmetics?
4-Amino-2-Hydroxytoluene Sulfate has a safety rating of "MODERATE" in our database. EU status: prohibited. US status: permitted.
Moderate
Cosmetic Ingredient
4-Amino-2-Hydroxytoluene Sulfate
INCI: 4-AMINO-2-HYDROXYTOLUENE SULFATE
4-Amino-2-Hydroxytoluene Sulfate (CAS 183293-62-1) is a cosmetic cosmetic ingredient functioning as Hair dyeing; sulfate salt form of 4-Amino-m-Cresol. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 183293-62-1 →
Auto-generated CPSR Part A draft with source citations
Function
Hair dyeing; sulfate salt form of 4-Amino-m-Cresol
Safety Rating
MODERATE
Chemistry & Identifiers
IUPAC Name
5-amino-2-methylphenol;sulfuric acid
InChIKey
OOUDTDWQXPSATC-UHFFFAOYSA-N
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Permitted under coal tar hair dye exemption; same CIR safety conclusion as the free base
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for 4-Amino-2-Hydroxytoluene Sulfate.
Calculate MoS for your specific formulation with the MoS Calculator.
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.
KR Korea MFDS Annex 2 (Restricted)
Category: Restricted. Max: 산화염모제에 4.5%. 기타 제품에는 사용금지
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Dye
Expert Verdict
Expert safety assessment and concern-level summary for 4-Amino-2-Hydroxytoluene Sulfate.
Chemical Function
Dye
Frequently Asked Questions
Is 4-Amino-2-Hydroxytoluene Sulfate allowed in the EU?
4-Amino-2-Hydroxytoluene Sulfate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does 4-Amino-2-Hydroxytoluene Sulfate do in cosmetics?
4-Amino-2-Hydroxytoluene Sulfate functions as: Hair dyeing; sulfate salt form of 4-Amino-m-Cresol. It is classified as a cosmetic ingredient in our database. CAS number: 183293-62-1.
Compliance Tools
Check 4-Amino-2-Hydroxytoluene Sulfate 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
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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