Nonoxynol-100

AKA: 4-Methoxypicolinamide, 90151-10-3, 4-methoxypyridine-2-carboxamide, 4-Methoxy-pyridine-2-carboxylic acid amide, 9014-93-1, 4-Methoxypyridine-2-carboxylic acid amide, 2-Pyridinecarboxamide
Synthetic
Cleanser
Not Clean
OriginDerived from nonylphenol, a synthetic organic compound in the alkylphenol family. Synthesized through ethoxylation of nonylphenol with ethylene oxide, creating a nonionic surfactant.
Poly(oxy-1,2-ethanediyl), .alpha.-(dinonylphenyl)-.omega.-hydroxy- (100 mol EO average molar ratio)
Formula
C7H8N2O2
Mol. Weight
152.15
CAS #
9014-93-1
Form
Liquid
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.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Removes Impurities
Cleansing Surfactant
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
3
CIR
Safe as used
Pregnancy
Caution
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2015
Regulatory Status
USA✔ permitted
CANADA✔ permitted
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR