Diisononyl Ether
molecular structure · PubChem
AKA: Isononane, Nikkol dine, 101462-48-0, Diisononyl ether [INCI]
Synthetic
Humectant
Not Clean
Diisononyl Ether is a cosmetic ingredient used as humectant. Also known as Isononane. Assessed as safe by the CIR.
Formula
C18H38O
Mol. Weight
270.50
CAS #
-
Form
Liquid
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Locks In Moisture
Traditional Use
Synthetic solvent and humectant developed for cosmetic use. Created to improve ingredient solubility and product feel in formulations.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR