Benzophenone-6
AKA “2'-Dihydroxy-4, 4'-dimethoxybenzophenone, Bis(2-hydroxy-4-methoxyphenyl)methanone, Methanone, Cyasorb UV 12, Uvinul D 49, 4-Dimethoxybenzophenone, Caswell No. 353C
Synthetic
Ingredient Facts
Benzophenone-6
AKA: 2'-Dihydroxy-4, 4'-dimethoxybenzophenone, Bis(2-hydroxy-4-methoxyphenyl)methanone, Methanone, Cyasorb UV 12, Uvinul D 49, 4-Dimethoxybenzophenone, Caswell No. 353C
Synthetic · Uv Absorber · EWG: 1
Synthetic
Sunscreen Filter
Safety Concern
Synthetic
Clean
Helps protect skin from sun damage by absorbing UV rays before they can harm your skin.
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
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Caution
EWG
1
CIR
Safe w/Qualifications
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR