Disperse Blue 7

AKA: 3179-90-6, Celliton Fast Blue Green B, Acetate Turquoise Blue B, Amacel Green Blue B, C.I. DISPERSE BLUE 7, Palanil Blue 7G, Samaron Blue 5G, Artisil Blue Green GP, Nacelan Blue CBG
Synthetic
Not Clean
1,4-Dihydroxy-5,8-bis[(2-hydroxyethyl)amino]anthraquinone
Solubility 50 to 100 mg/mL at 70 °F (NTP, 1992)
Formula
C18H18N2O6
Mol. Weight
358.30
CAS #
3179-90-6
Form
Powder
State
Disperse blue 7 is a fine black powder. (NTP, 1992)
Functions
Hair Dyeing
Colors Hair
Traditional Use
A synthetic azo dye created in the 20th century for cosmetic colorant purposes. Designed to provide stable blue coloration in hair care products and color cosmetics, without traditional use.
EWG
4
CIR
Safe as used
Pregnancy
No
CIR Safety Findings
medical-approval
all-shades-safe
Potential Sensitizer
Regulatory Status
USApermitted
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