6-Amino-o-Cresol

AKA: 2-amino-6-methylphenol, 17672-22-9, 6-Amino-2-methylphenol, Phenol, 6-Methyl-2-aminophenol, 6-Methyl-o-aminophenol, 6-Amino-o-cresol [INCI]
Synthetic
Not Clean
The Expert Panel for Cosmetic Ingredient Safety concluded that the available data are insufficient to make a determination of safety for 6-Amino-o-Cresol under the intended conditions of use as a hair dye ingredient.
Formula
C7H9NO
Mol. Weight
123.15
CAS #
17672-22-9
Form
Powder
Functions
Hair Dyeing
Colors Hair
Traditional Use
Synthetic hair colorant intermediate created in the early-to-mid 20th century as part of the development of stable, permanent hair dye formulations.
EWG
3
CIR
Insufficient data
Pregnancy
No
CIR Safety Findings
all-shades-safe
Potential Sensitizer
Concentration Guide
Dermal absorption: 1.05%. Source: CIR Safety Assessment (CIR Seq 157).
Regulatory Status
USAunder review
EUpermitted
JAPANpermitted
CANADApermitted
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
No
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR