Aminomethyl Propanediol
AKA: 2-Amino-2-methyl-1, 3-propanediol, 115-69-5, 2-Amino-2-methylpropane-1, 3-diol, AMPD, Aminoglycol, Gentimon, 1, 3-Propanediol, Isobutandiol-2-amine, 1-Di(hydroxymethyl)ethylamine
Plant-Derived Synthetic
Humectant
Solvent
Synthetic
Clean
2-amino-2-methylpropane-1,3-diol is an aminodiol that is propane-1,3-diol substituted ny an amino and a methyl group at position 2.
Formula
C4H11NO2
Mol. Weight
105.14
CAS #
115-69-5
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.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Buffering
Provides scent
Maintains optimal pH
Traditional Use
A modern synthetic humectant developed in the late 20th century as an alternative to glycerin and propylene glycol. Created to provide hydration benefits while offering improved stability and sensory profile in cosmetic formulations.
Skin Types
●all-skin-types
Best For
Dehydration
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed4 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR