neopentyl glycol

2,2-dimethyl-1,3-propane diol

CAS: 126-30-7 C5 H12 O2 MW: 104.14904000

Identification

Nameneopentyl glycol
IUPAC2,2-dimethylpropane-1,3-diol
CAS Number126-30-7
EINECS204-781-0
FDA UNIIQI80HXD6S5
Molecular FormulaC5 H12 O2
Molecular Weight104.14904000
MDL NumberMFCD00004685
Nikkaji NumberJ2.511I
Beilstein0605291

Regulatory

DG SANTE Food Contact Materials2,2-dimethyl-1,3-propanediol
FDA Mainterm (IAUFC)126-30-7 ; NEOPENTYL GLYCOL

Physical Properties

Assay 98.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 130.00 °C. @ 760.00 mm Hg
Boiling Point 208.00 °C. @ 760.00 mm Hg
Saponification Value 195.00 to 196.00
Vapor Pressure 0.045000 mmHg @ 25.00 °C. (est)
Flash Point 225.00 °F. TCC ( 107.22 °C. )
logP (o/w) -0.343 (est)
Soluble in water, 8.253e+004 mg/L @ 25 °C (est)

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesplasticisers

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral Toxicityoral-rat LDLo 3200 mg/kg
Dermal ToxicityNot determined
Inhalation Toxicityinhalation-rat LCLo 39000 ppm/6H

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryplasticizers
Recommendation for neopentyl glycol usage levels up tonot for fragrance use.
Recommendation for neopentyl glycol flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

2,2- dimethyl propane-1,3-diol dimethyl trimethylene glycol 2,2- dimethyl-1,3-propane diol 2,2- dimethyl-1,3-propanediol dimethylol propane 2,2- dimethylpropane-1,3-diol dimethyltrimethylene glycol hydroxypivalyl alcohol NPG glycol neo pentane diol neo pentylene glycol neo pentylglycol propane-1,3-diol, 2,2-dimethyl- 1,3- propanediol, 2,2-dimethyl- PubMed: Improved Glucose-Neopentyl Glycol (GNG) Amphiphiles for Membrane Protein Solubilization and Stabilization. PubMed: Solvent effect and reactivity trend in the aerobic oxidation of 1,3-propanediols over gold supported on titania: NMR diffusion and relaxation studies. PubMed: Allylation reactions of aldehydes with allylboronates in aqueous media: unique reactivity and selectivity that are only observed in the presence of water. PubMed: The role of ligands on the equilibria between functional states of a G protein-coupled receptor. PubMed: High specificity in response of the sodium-dependent multivitamin transporter to derivatives of pantothenic acid. PubMed: Oligomeric structure and functional characterization of Caenorhabditis elegans Innexin-6 gap junction protein. PubMed: The rhodopsin-transducin complex houses two distinct rhodopsin molecules. PubMed: Hemifluorinated maltose-neopentyl glycol (HF-MNG) amphiphiles for membrane protein stabilisation. PubMed: Glucose-neopentyl glycol (GNG) amphiphiles for membrane protein study. PubMed: Studies toward the unique pederin family member psymberin: full structure elucidation, two alternative total syntheses, and analogs. PubMed: Characterization and two-dimensional crystallization of membrane component AlkB of the medium-chain alkane hydroxylase system from Pseudomonas putida GPo1. PubMed: Role of detergents in conformational exchange of a G protein-coupled receptor. PubMed: Crystallization and preliminary X-ray analysis of membrane-bound pyrophosphatases. PubMed: Building materials. VOC emissions, diffusion behaviour and implications from their use. PubMed: [Survey of plasticizers in polyvinyl chloride toys]. PubMed: Evidence for an intermediate conformational state of LacY. PubMed: Highly crosslinked polymeric monoliths for reversed-phase capillary liquid chromatography of small molecules. PubMed: Maltose-neopentyl glycol (MNG) amphiphiles for solubilization, stabilization and crystallization of membrane proteins. PubMed: Magnetothermal studies of a series of coordination clusters built from ferromagnetically coupled {Mn(II) (4)Mn(III) (6)} supertetrahedral units. PubMed: Total synthesis of (+)-psymberin (irciniastatin A): catalytic reagent control as the strategic cornerstone. PubMed: Solid-liquid interfacial energy of neopentylglycol. PubMed: Structure of a novel enzyme that catalyzes acyl transfer to alcohols in aqueous conditions. PubMed: Tandem mass spectrometry characteristics of polyester anions and cations formed by electrospray ionization. PubMed: One-pot synthesis of star-shaped macromolecules containing polyglycidol and poly(ethylene oxide) arms. PubMed: Hydroxyapatite implants with designed internal architecture. PubMed: Characterization of polyesters by matrix-assisted laser desorption/ionization and Fourier transform mass spectrometry. PubMed: Preparation of polyol esters based on vegetable and animal fats. PubMed: On the suitability of fiberglass reinforced polyester as building material for mesocosms. PubMed: Polymer Analysis by Liquid Chromatography/Electrospray Ionization Time-of-Flight Mass Spectrometry. PubMed: Contact allergy to neopentyl glycol di-iso-octanoate. PubMed: Occurrence of short chain aliphatic diols in human blood: identification by gas chromatography-mass spectrometry. PubMed: Dermal oncogenicity bioassays of monofunctional and multifunctional acrylates and acrylate-based oligomers. PubMed: Influence of the vehicle on elicitation of contact allergic reactions to acrylic compounds in the guinea pig. PubMed: The sensitizing capacity of multifunctional acrylates in the guinea pig. PubMed: Method for the routine quantitative gas chromatographic analysis of major free fatty acids in butter and cream. PubMed: Biotransformation of the sedative 1-(p-chlorophenyl)-2,2-dimethyl-1,3-propanediol 3-carbamate in humans and five animal species. PubMed: The gas-liquid chromatography of carboxylic acid esters of the urinary 11-deoxy-17-oxo steroids. Determination as n-butyrates.