Propanediol
# Propanediol

Propanediol may refer to any of four isomeric organic chemical compounds:

## Non-geminal diols (glycols)

* 1,2-Propanediol, a.k.a. propylene glycol, a vicinal diol
* 1,3-Propanediol, a.k.a. trimethylene glycol

## Geminal diols

* 1,1-Propanediol
* 2,2-Propanediol
