murphyPPG-8-Ceteth-5
molecular structure · PubChem
AKA: Polypropylene Glycol Cetyl Ether
Synthetic
Cleanser
Skin Conditioner
Not Clean
OriginDerived from petroleum-based hydrocarbons and polyethylene glycol, belonging to the synthetic surfactant chemical family. Synthesized through ethoxylation and subsequent esterification of cetyl alcohol with polypropylene glycol chains.
Oxirane, methyl-, polymer with oxirane, hexadecyl ether
CAS #
9087-53-0, 37311-01-6
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Locks in moisture
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.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Restricted By
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2016
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR