Octoxynol-11
molecular structure · PubChem
AKA: Triton X-100.11, 108437-62-3, 2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[4-(2, 4, 4-trimethylpentan-2-yl)phenoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol, 32-[4-(2, 4-trimethylpentan-2-yl)phenoxy]-3, 6, 9, 12, 15, 18, 21, 24, 27, 30-decaoxadotriacontan-1-ol, 2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[4-(1, 3, 3-tetramethylbutyl)phenoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol
Synthetic
Cleanser
Emulsifier
Not Clean
Poly(oxy-1,2-ethanediyl), .alpha.-[4-(1,1,3,3-tetramethylbutyl)phenyl]-.omega.-hydroxy- (11 mol EO average molar ratio)
Formula
C36H66O12
Mol. Weight
690.90
CAS #
9002-93-1
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Cleansing Surfactant
Emulsifier
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Removes Impurities
Mixes Oil & Water
Traditional Use
Synthetic nonionic surfactant with enhanced solubilizing properties. Created to improve texture and stability in cosmetic formulations, particularly in cleansing and conditioning products.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR