Is Toluene-2,5-Diamine Sulfate safe in cosmetics?
Toluene-2,5-Diamine Sulfate has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.
Moderate
Cosmetic Ingredient
Toluene-2,5-Diamine Sulfate
INCI: TOLUENE-2,5-DIAMINE SULFATE
Toluene-2,5-Diamine Sulfate (CAS 615-50-9 (1:1 sulfate); 6369-59-1 (1:x sulfate)) is a cosmetic cosmetic ingredient functioning as Oxidative hair dye precursor (sulfate salt form). EU Regulation 1223/2009 status: restricted, max 3.6%. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 615-50-9 (1:1 sulfate); 6369-59-1 (1:x sulfate) →
Auto-generated CPSR Part A draft with source citations
CAS Number
615-50-9 (1:1 sulfate); 6369-59-1 (1:x sulfate)
View industrial chemical safety profile →
Function
Oxidative hair dye precursor (sulfate salt form)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
restricted
EU Max Conc.
3.6%
US US Status
permitted
US Notes
Permitted as coal tar hair dye with mandatory caution 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 Toluene-2,5-Diamine Sulfate.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
1 property record from structured ingredient metadata.
hair_dye
{"cas_number": "615-50-9", "ingredient_class": "oxidative_dye_precursor", "color_index_CI_number": "76042", "chemical_class": "para_phenylenediamine", "molecular_weight_Da": "220.25", "color_result_on_hair": "Brown-black base", "shade_range": "brown", "primary_function": "precursor", "oxidative_dye_type": "primary_intermediate", "requires_developer": "yes", "developer_volume_compatibility": "10/20…
Expert Verdict
Expert safety assessment and concern-level summary for Toluene-2,5-Diamine Sulfate.
Regulatory Flags
potential-allergen
Frequently Asked Questions
Is Toluene-2,5-Diamine Sulfate allowed in the EU?
Toluene-2,5-Diamine Sulfate EU regulatory status: restricted. Maximum allowed concentration: 3.6%. This is based on EU Regulation 1223/2009 and its amendments.
What does Toluene-2,5-Diamine Sulfate do in cosmetics?
Toluene-2,5-Diamine Sulfate functions as: Oxidative hair dye precursor (sulfate salt form). It is classified as a cosmetic ingredient in our database. CAS number: 615-50-9 (1:1 sulfate); 6369-59-1 (1:x sulfate).
Compliance Tools
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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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