Drometrizole

Drometrizole molecular structure
molecular structure · PubChem
AKA: 2440-22-4, 2-(2-HYDROXY-5-METHYLPHENYL)BENZOTRIAZOLE, 2-(2H-Benzotriazol-2-yl)-4-methylphenol, 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole, Drometrizolum, Phenol
Synthetic
Sunscreen Filter
Not Clean
2-(2H-Benzotriazol-2-yl)-p-cresol
Formula
C13H11N3O
Mol. Weight
225.25
CAS #
2440-22-4
Form
Powder
State
Dry Powder; Other Solid
Functions
Uv Absorber
Blocks or absorbs UV rays to protect your skin from sun damage, dark spots, and premature aging.
Shields from UV damage
Traditional Use
Developed as a UV-absorbing chemical filter in the 1970s for sunscreen formulations. Designed to protect skin from harmful UVA/UVB radiation and prevent photodegradation of cosmetic products.
EWG
4
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
medical-approval
all-shades-safe
Moderate Irritant
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
Sun Damage
Pregnancy & Breastfeeding Safe
Caution
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.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR