Propanediol may refer to any of four isomeric organic chemical compounds:
Non-geminal diols (glycols)
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1,2-Propanediol
Propylene glycol (IUPAC name: propane-1,2-diol) is a viscous, colorless liquid. It is almost odorless and has a faintly sweet taste. Its chemical formula is CH3CH(OH)CH2OH.
As it contains two alcohol groups, it is classified as a diol. An aliph ...
, a.k.a. propylene glycol, a
vicinal diol
A diol is a chemical compound containing two hydroxyl groups ( groups). An aliphatic diol may also be called a glycol. This pairing of functional groups is pervasive, and many subcategories have been identified. They are used as protecting group ...
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1,3-Propanediol, a.k.a. trimethylene glycol
Geminal diols
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1,1-Propanediol
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2,2-Propanediol
{{Chemistry index