Ethyl Hexanediol

AKA: 2-ETHYL-1, 3-HEXANEDIOL, 94-96-2, Ethohexadiol, 1, 3-Hexanediol, Repellent 612, Rutgers 612, Carbide 6-12, 6-12 insect repellent, 2-Ethyl-1, 3-hexylene glycol, 2-Ethyl-3-propyl-1, 3-propanediol
Synthetic
Solvent
Not Clean
OriginSynthesized from petroleum-derived hydrocarbons or produced through chemical synthesis of branched alcohols and diols. Manufactured through hydrogenation and esterification processes to create the final glycol compound.
insect repellent, moderately irritating to eyes, mucous membranes, but not to skin; RN given refers to cpd without isomeric designation; structure
Solubility SOL IN WATER 0.6% WT/WT; SOLUBILITY OF WATER IN ETHOHEXADIOL 10.8% WT/WT; SOL IN ETHANOL, ISOPROPANOL, PROPYLENE GLYCOL, CASTOR OIL
Formula
C8H18O2
Mol. Weight
146.23
CAS #
94-96-2
Form
Liquid
State
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Moisturizing
Strengthens Barrier
Dissolves other ingredients
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Eye Irritant in Testing
2 studies / 2 irritating / reactions mild to severe (CIR 76)
Mixed Skin Irritation Results
9 studies / 8 irritating / 1 not irritating / reactions slight to moderate (CIR 76)
Mixed Sensitization Results
2 studies / 1 sensitizing / 1 not sensitizing (CIR 76)
Dermal Absorption 0.9–12%
7 results from animal / in vitro tests in the CIR safety assessment (CIR 76)
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR