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Topic summary

1,3-Propanediol

1,3-Propanediol
Names Preferred IUPAC name
Propane-1,3-diol
Other names
1,3-Dihydroxypropane
Trimethylene glycol
Identifiers
3D model (JSmol)
Abbreviations PDO 969155 ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard100.007.271EC Number
  • 207-997-3
KEGG
MeSH1,3-propanediol
RTECS number
  • TY2010000
UNII
  • InChI=1S/C3H8O2/c4-2-1-3-5/h4-5H,1-3H2
    Key: YPFDHNVEDLHUCE-UHFFFAOYSA-N
  • Key: YPFDHNVEDLHUCE-UHFFFAOYAS
  • OCCCO
Properties CH2(CH2OH)2Molar mass76.095 g·mol Appearance Colourless liquid Density1.0597 g cm Melting point−27 °C; −17 °F; 246 K Boiling point211 to 217 °C; 412 to 422 °F; 484 to 490 K Miscible Solubilityacetone, alcohols, pyridinelog P−1.093 Vapor pressure4.5 Pa 1.440 Thermochemistry −485.9–−475.7 kJ mol −1848.1–−1837.9 kJ mol Hazards NFPA 704 (fire diamond)
2
2
0
Flash point79.444 °C (174.999 °F; 352.594 K) 400 °C (752 °F; 673 K) Safety data sheet (SDS) sciencelab.comRelated compounds
Related glycols
Ethylene glycol, 1,2-propanediol
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 formulaCH2(CH2OH)2. This 3-carbon diol is a colorless viscous liquid that is miscible with water. It is soluble in many common organic solvents, except benzene, carbon tetrachloride, diethyl ether, methyl isobutyl ketone, and nitromethane.

Wikipedia source