Panthenyl Ethyl Ether
AKA “667-83-4, F4WMF8NX3B, ORISTAR PEE, RITAPAN EE, (+)-PANTOTHENYL ETHYL ETHER, Butanamide, N-(3-ethoxypropyl)-2, 4-dihydroxy-3, 3-dimethyl-, (2R)-, RefChem:858491, 211-569-1, Pantothenyl ethyl ether
Vitamin
Ingredient Facts
Panthenyl ethyl ether
AKA: 667-83-4, F4WMF8NX3B, ORISTAR PEE, RITAPAN EE, (+)-PANTOTHENYL ETHYL ETHER, Butanamide, N-(3-ethoxypropyl)-2, 4-dihydroxy-3, 3-dimethyl-, (2R)-, RefChem:858491, 211-569-1, Pantothenyl ethyl ether
Vitamin · Skin Conditioning · EWG: 1
Synthetic
Skin Conditioner
B Vitamin
Vitamin
Clean
found in hair lotion; causes dermatitis; structure given in first source
Formula
C11H23NO4
Mol. Weight
233.30
CAS #
667-83-4
Form
Liquid
See origin →
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.
Reduces Static
Conditions Hair
Reduces flyaways
Softens and detangles hair
Traditional Use
This CAS number corresponds to a synthetic compound with limited historical significance outside of modern cosmetic chemistry. Developed as part of 20th-century ingredient innovation for specific cosmetic functions.
EWG
1
CIR
Insufficient
Pregnancy
CIR Safety Findings
all-shades-safe
Mild Irritant
Regulatory Status
USAunder review
CANADApermitted
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR