murphyStearyl Alcohol
AKA: 1-OCTADECANOL, Octadecan-1-ol, 112-92-5, 1-Hydroxyoctadecane, Octadecyl alcohol, N-Octadecanol, Stearol, N-Octadecyl alcohol, N-1-Octadecanol
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turmeric tonic
Cocokind
Synthetic
Emollient
Emulsifier
Fatty Acid
Clean
OriginTypically derived from coconut, palm kernel, or soybean oils as the primary plant-based starting materials. Produced through catalytic hydrogenation of stearic acid or reduction of plant-derived fatty acids.
Octadecan-1-ol is a long-chain primary fatty alcohol consisting of a hydroxy function at C-1 of an unbranched saturated chain of 18 carbon atoms. It has a role as a plant metabolite, a human metabolite and an algal metabolite. It is an octadecanol and a long-chain primary fatty alcohol.
Solubility Soluble in alcohol, ether, benzene, acetone
Formula
C18H38O
Mol. Weight
270.50
CAS #
112-92-5
Form
Liquid
State
Dry Powder; Liquid; Other Solid; Pellets or Large Crystals, Liquid, Other Solid; NKRA; Pellets or Large Crystals, Other Solid
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsion Stabilising
Opacifying
Refatting
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
1 study / 1 not sensitizing / plus 5 case reports (CIR 186 and 513)
Not Comedogenic
Animal test found no comedogenicity in the CIR safety assessment (CIR 186)
Eye Irritant in Testing
1 study / 1 irritating / reactions minimal (CIR 186)
Skin Irritant in Testing
2 studies / 2 irritating / reactions minimal to mild (CIR 186)
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR