Basic Orange 1
INCI: BASIC ORANGE 1
CAS 3424-56-8 EC 224-654-3
1,3-Benzenediamine, 4-methyl-6-(phenylazo)-, monohydrochloride (CI 11320)
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details
Description
1,3-Benzenediamine, 4-methyl-6-(phenylazo)-, monohydrochloride (CI 11320)
Purpose
Function
Hair Dyeing
Profile
Properties
Silicone
Silicone free
Compliance
Regulatory Status
EU
Banned
Safety
POOR
US
Restricted
Absorptionmoderate
Sensitizationhigh
MoSnot established
ConcernHigh
Flags
potential-allergen
Verdict
Azo dye that may release carcinogenic aromatic amines upon reductive cleavage; skin sensitizer; insufficient toxicological dossier for cosmetic safety evaluation
US Note
Not approved; coal-tar hair dye exemption theoretically applies but no commercial use documented
Assessment
Ratings
Reference