Agent Name

Neopentyl glycol

Alternative Name

2,2-Dimethylpropane-1,3-diol

CAS Number

126-30-7

Formula

C5-H12-O2

Major Category

Other Classes

Synonyms

1,3-Propanediol, 2,2-dimethyl-; 2,2-Dimethyl-1,3-propanediol; 2,2-Dimethyltrimethylene glycol; Dimethylolpropane; Dimethyltrimethylene glycol; Hydroxypivalyl alcohol; Neol; Neopentanediol; Neopentylene glycol; NPG; 2,2-Dimethylpropane-1,3-diol; Propanediol, 2,2-dimethyl-, 1,3-; [ChemIDplus] Dimethylol propane; [CAMEO] 1,3-Dihydroxy-2,2-dimethylpropane; [ICSC] 2,2-Dimethyl-1,3-dihydroxypropane; 2,2-Dimethylolpropan; 2,2-Dimetil-1,3-propandiolo; Dimetilolpropano; Neopentilene glicole; Neopentilglicole; Neopentylglycol; Neopentylglykol; Pentaglycol; [IUCLID]

Category

Alcohols and Polyols, Other

Description

Colorless to white hygroscopic solid; [ICSC] White hygroscopic crystals with a mild odor; [Alfa Aesar MSDS]

Sources/Uses

Used to make plasticizers and polyesters and as modifier of alkyd resins; [Merck Index] Used in chemical synthesis and in the polymers industry; [IUCLID] Used to make large scale and fine chemicals, rubber products, plastic products, textiles, leather, fur, wood and wood products, pulp-paper and paper products, non-metallic mineral products (i.e. plasters and cement), in printing and reproduction of recorded media, building and construction work, scientific research and development, and consumer construction chemicals; [ToxPlanet: ECHA REACH Registrations]

Comments

An eye and respiratory tract irritant; [ICSC] Effects to male liver and kidney but no reproductive or developmental toxicity observed in oral study of rats; [ToxPlanet: JECDB] An irritant; May cause smarting and reddening of skin if spilled and allowed to remain on clothes; High vapor concentrations may cause mild smarting of eyes and respiratory system; [CHRIS] A severe eye irritant that may cause injury; [Alfa Aesar MSDS]

Exposure Assessment
Vapor Pressure

0.22 mm Hg

Lethal Concentration

LCLo (rat) = 39,000 ppm/6hr

Flammability (NFPA)

1: Must be preheated

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: