Sodium Cumenesulfonate

AKA: Sodium cumenesulphonate, Sodium cumene sulphonate, Sodium salt, Cumenesulfonic acid, ArCumenesulfonic acid, SODIUM CUMENESULFONATE [INCI], Methylethylbenzenesulfonate
Synthetic
Cleanser
Clean
OriginDerived from cumene (isopropylbenzene), a petrochemical compound produced from benzene and propylene. Synthesized through sulfonation of cumene using sulfuric acid or oleum as the sulfonating agent.
Cumene, monosulpho derivative, sodium salt
Formula
C9H11NaO3S
Mol. Weight
222.24
CAS #
32073-22-6, 28348-53-0
Form
Liquid
State
White to cream powder; [Chem Service MSDS]
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hydrotrope
Surfactant Cleansing
Surfactant Hydrotrope
Anti-Inflammatory
Antimicrobial
Fights Acne
Lifts away dirt and oil
Improves ingredient solubility
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
1 study / 1 not sensitizing (CIR 496)
Mixed Eye Irritation Results
3 studies / 2 irritating / 1 not irritating / reactions mild (CIR 496)
Mixed Skin Irritation Results
4 studies / 1 irritating / 3 not irritating / reactions mild to moderate (CIR 496)
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
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