260282

1,2-Pentanediol

96%

• Synonym(s): 1, 2-Dihydroxypentane, 1, 2-Pentylene glycol, 4-Methyl-1 2-butanediol
• Linear Formula: CH₃CH₂CH₂CH(OH)CH₂OH
• CAS Number: 5343-92-0
• Molecular Weight: 104.15
• Beilstein: 1732199
• EC Number: 226-285-3
• MDL number: MFCD00010736
• UNSPSC Code: 12162002
• PubChem Substance ID: 24855730
• NACRES: NA.23

Properties

• Assay: 96%
• form: liquid
• refractive index: n20/D 1.439 (lit.)
• bp: 206 °C (lit.)
• density: 0.971 g/mL at 25 °C (lit.)
• SMILES string: CCCC(O)CO
• InChI: 1S/C5H12O2/c1-2-3-5(7)4-6/h5-7H,2-4H2,1H3
• InChI key: WCVRQHFDJLLWFE-UHFFFAOYSA-N

Description

General description

1,2-Pentanediol belongs to the class of diol monomers commonly used in the preparation of various polymers including polyesters and polyurethanes. These polymers are used in packaging, engineering plastic, textiles, cosmetics, detergents, lubricants, optical films, polyester resins, polyurethane foams, inks, adhesives, and sealants due to their desirable properties such as flexibility, durability, chemical resistance, and thermal insulation properties. 1,2-Pentanediol also finds diverse applications, serving as an organic solvent, plasticizer, surfactant, and reactant in the synthesis of various compounds.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H319
• Precautionary Statements: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 230.0 °F - closed cup
• Flash Point(C): 110 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves