Disperse Violet 1

Disperse Violet 1 1
molecular structure · PubChem CID 31420
AKA: 4-Diaminoanthraquinone, 128-95-0, Krisolamine, Acetate Red Violet R, Oracet Violet 2R, Cibacet Violet 2R, 9, 10-Anthracenedione, Grasol Violet R, Seacyl Violet R
Synthetic
Not Clean
1,4-Diaminoanthraquinone; (CI 61100)
Formula
C14H10N2O2
Mol. Weight
238.24
CAS #
128-95-0
Form
Powder
State
Dark violet solid; [EC: SCCS (Scientific Committee on Consumer Safety), Opinion on Disperse Violet 1, 22 June 2010] Black powder; [Alfa Aesar MSDS]
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
No
Functions
Hair Dyeing
Improves Elasticity
Antimicrobial
Colors hair
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
No
CIR Safety Findings
Not a Skin Irritant
2 studies / 2 not irritating (CIR 126)
Mixed Eye Irritation Results
3 studies / 1 irritating / 1 mixed / 1 not irritating / reactions slight to moderate (CIR 126)
Concentration Guide
0%50%100%
Reg. limit 0.5%
EU regulatory limit: 0.5%. Source: EU Cosmetics Regulation (EC) 1223/2009, Annex III (Restricted Substances), Entry 265.
Regulatory Status
USA✔ permitted
EU✔ permitted
JAPAN✔ permitted
CANADA✔ permitted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR