Dilinoleic Acid
molecular structure · PubChem
AKA: 6-(9-Carboxy-1-nonenyl)-4, 5-dihexylcyclohex-2-ene-1-octanoic acid, Linoleic acid dimer, Hystrene 3695, CENTURY D 77, 9, 12-OCTADECADIENOIC ACID, DIMER
Synthetic
Skin Conditioner
Plant Oil
Synthetic
Clean
The CIR Expert Panel concluded that the following ingredients are safe in the present practices of use andconcentration described in the safety assessment when formulated to be non-irritating and non-sensitizing, which may be basedon a QRA...Dilinoleic Acid...
Formula
C36H64O4
Mol. Weight
560.90
CAS #
6144-28-1, 26085-09-6
State
Solid
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.
Buffering
Softens & Smooths
Conditions Skin
Smooths and softens skin
EWG
1
CIR
—
Pregnancy
—
CIR Safety Findings
Not a Sensitizer
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG