Sodium Tridecylbenzenesulfonate

Sodium Tridecylbenzenesulfonate molecular structure
molecular structure · PubChem
AKA: Sodium 2-tridecylbenzenesulfonate, Benzenesulfonic acid, Sodium salt (1:1), 925392-78-5, 26248-24-8
Synthetic
Cleanser
Medicated Active
Not Clean
Sodium tridecylbenzenesulphonate
Formula
C19H31NaO3S
Mol. Weight
362.50
CAS #
26248-24-8
Form
Liquid
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foaming
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Surfactant Cleansing
Anti-Inflammatory
Antimicrobial
Fights Acne
Removes dirt and impurities
Creates cleansing foam
Lifts away dirt and oil
Traditional Use
A synthetic surfactant developed in the mid-20th century for use in personal care and household cleaning products. Created as part of modern synthetic surfactant chemistry with no traditional predecessor.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR