Is 2,6-Dimethyl-p-phenylenediamine safe in cosmetics?
2,6-Dimethyl-p-phenylenediamine has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.
Moderate
Cosmetic Ingredient
2,6-Dimethyl-p-phenylenediamine
INCI: 2,6-DIMETHYL-P-PHENYLENEDIAMINE
2,6-Dimethyl-p-phenylenediamine (CAS 6738-23-4 (2,6-dimethyl-1,4-benzenediamine)) is a cosmetic cosmetic ingredient functioning as Hair dyeing (oxidative hair colorant precursor). EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 6738-23-4 (2,6-dimethyl-1,4-benzenediamine) →
Auto-generated CPSR Part A draft with source citations
Function
Hair dyeing (oxidative hair colorant precursor)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
restricted
US US Status
permitted
US Notes
Covered under coal-tar hair dye exemption (FD\&C Act §601(a)); requires caution statement and patch test directions on labeling
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for 2,6-Dimethyl-p-phenylenediamine.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for 2,6-Dimethyl-p-phenylenediamine.
Regulatory Flags
potential-allergen
colorant
Frequently Asked Questions
Is 2,6-Dimethyl-p-phenylenediamine allowed in the EU?
2,6-Dimethyl-p-phenylenediamine EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does 2,6-Dimethyl-p-phenylenediamine do in cosmetics?
2,6-Dimethyl-p-phenylenediamine functions as: Hair dyeing (oxidative hair colorant precursor). It is classified as a cosmetic ingredient in our database. CAS number: 6738-23-4 (2,6-dimethyl-1,4-benzenediamine).
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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