1,3-Propanediol

1,3-Propanediol
Skeletal formula of 1,3-propanediol
Skeletal formula of 1,3-propanediol
Spacefill model of 1,3-propanediol
Spacefill model of 1,3-propanediol
Ball and stick model of 1,3-propanediol
Names
Preferred IUPAC name
Propane-1,3-diol[1]
Other names
1,3-Dihydroxypropane
Trimethylene glycol
Identifiers
3D model (JSmol)
3DMet
Abbreviations PDO
969155
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.007.271 Edit this at Wikidata
EC Number
  • 207-997-3
KEGG
MeSH 1,3-propanediol
RTECS number
  • TY2010000
UNII
  • InChI=1S/C3H8O2/c4-2-1-3-5/h4-5H,1-3H2 checkY
    Key: YPFDHNVEDLHUCE-UHFFFAOYSA-N checkY
  • Key: YPFDHNVEDLHUCE-UHFFFAOYAS
  • OCCCO
Properties
CH2(CH2OH)2
Molar mass 76.095 g·mol−1
Appearance Colourless liquid
Density 1.0597 g cm−3
Melting point −27 °C; −17 °F; 246 K
Boiling point 211 to 217 °C; 412 to 422 °F; 484 to 490 K
Miscible
log P −1.093
Vapor pressure 4.5 Pa
1.440
Thermochemistry
−485.9–−475.7 kJ mol−1
−1848.1–−1837.9 kJ mol−1
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformFlammability 2: Must be moderately heated or exposed to relatively high ambient temperature before ignition can occur. Flash point between 38 and 93 °C (100 and 200 °F). E.g. diesel fuelInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
2
2
0
Flash point 79.444 °C (174.999 °F; 352.594 K)
400 °C (752 °F; 673 K)
Safety data sheet (SDS) sciencelab.com
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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1,3-Propanediol is the organic compound with the formula CH2(CH2OH)2. This 3-carbon diol is a colorless viscous liquid that is miscible with water.

  1. ^ "1,3-propanediol - Compound Summary". PubChem Compound. USA: National Center for Biotechnology Information. 16 September 2004. Identification and Related Records. Retrieved 20 October 2011.