Benzophenone-6
AKA “131-54-4, 2, 2'-Dihydroxy-4, 4'-dimethoxybenzophenone, Bis(2-hydroxy-4-methoxyphenyl)methanone, Methanone, bis(2-hydroxy-4-methoxyphenyl)-, Cyasorb UV 12, Uvinul D 49, 2-Dihydroxy-4, 4-Dimethoxybenzophenone, Caswell No. 353C, BENZOPHENONE 6
UV Filter
Ingredient Facts
Benzophenone-6
AKA: 131-54-4, 2, 2'-Dihydroxy-4, 4'-dimethoxybenzophenone, Bis(2-hydroxy-4-methoxyphenyl)methanone, Methanone, Bis(2-hydroxy-4-methoxyphenyl)-, Cyasorb UV 12, Uvinul D 49, 2-Dihydroxy-4, 4-Dimethoxybenzophenone, Caswell No. 353C, BENZOPHENONE 6
UV Filter · Uv Absorber · EWG: 1
Synthetic
Sunscreen Filter
Safety Concern
Not Clean
2,2'-Dihydroxy-4,4'-dimethoxybenzophenone
Formula
C15H14O5
Mol. Weight
274.27
CAS #
131-54-4
Form
Powder
See origin →
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
A synthetic UV filter developed in the 20th century for cosmetic photoprotection applications. Part of the expanding class of organic UV absorbers created to improve upon earlier formulations with better stability or skin compatibility.
Skin Types
all-skin-types
Best For
Sun Damage
Pregnancy & Breastfeeding Safe
Caution
EWG
1
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR