propylene glycol

== English == === Noun === propylene glycol (countable and uncountable, plural propylene glycols) (uncountable, chemistry) α-propyleneglycol, 1,2-propanediol, CH3CH(OH)CH2OH, a thick oily liquid, used as an antifreeze and in many industrial applications (countable, organic chemistry) propandiol, any propane chain with two alcohol functional groups attached ==== Synonyms ==== (α-propylene glycol): E1520 (when used as a humectant) PG (abbreviation) 1,2-propanediol / 1,2-propandiol propane-1,2-diol / propan-1,2-diol CH3CH(OH)CH2OH (any propanediol): propandiol / propanediol C3H6(OH)2 ==== Hypernyms ==== diol glycol C3H8O2 (α-propylene glycol): propanediol / propandiol C3H6(OH)2 ==== Hyponyms ==== (RS)-propyleneglycol (R)-propyleneglycol (S)-propyleneglycol (any propanediol): propan-1,1-diol (CH3CH2CH(OH)2) propan-1,3-diol ((CH2OH)2CH2) (β-propyleneglycol) propan-2,2-diol ((CH3)2C(OH)2) propan-1,2-diol (CH3CH(OH)CH2(OH)) (α-propyleneglycol) ==== Coordinate terms ==== ethylene glycol dipropylene glycol ==== Derived terms ==== ==== Related terms ==== propyleneglycol propylene propyl- -ene glycol