Sodium C14-16 Olefin Sulfonate
AKA “Sodium tetradecenesulphonate, EINECS 234-283-9, Tetradecenesulfonic acid, sodium salt (1:1), Hostapur OS, Mixed alkyl sulfates, NORFOX ALPHA XL, Alfanox 46 (KAO), RefChem:887373, RHODACAL LSS-40
Surfactant
Ingredient Facts
Sodium c14-16 olefin sulfonate
AKA: Sodium tetradecenesulphonate, EINECS 234-283-9, Tetradecenesulfonic acid, Sodium salt (1:1), Hostapur OS, Mixed alkyl sulfates, NORFOX ALPHA XL, Alfanox 46 (KAO), RefChem:887373, RHODACAL LSS-40
Surfactant · Cleansing · EWG: 1
Synthetic
Cleanser
Medicated Active
Clean
Sulfonic acids, C14-16-alkane hydroxy and C14-16-alkene, sodium salts
Formula
C14H29NaO3S
Mol. Weight
300.44
CAS #
68439-57-6
Form
Liquid
State
33-37% Aqueous solution: Clear to slightly turbid pale yellow liquid; [SIDS Dossier] Bright yellow powder with a mild odor; [Redox Pty MSDS]
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foaming
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Removes Impurities
Creates Lather
Cleansing Surfactant
Removes dirt and impurities
Creates cleansing foam
Lifts away dirt and oil
Traditional Use
Developed in the mid-20th century as a synthetic surfactant from refined petroleum products. Designed for use in high-performance cleansing products with improved biodegradability compared to earlier synthetics.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Reviewed by CIR
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR