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1,3-Propanediol Structure

1,3-Propanediol

Chemical Properties

Melting point -27 °C (lit.)
Boiling point 214 °C/760 mmHg (lit.)
Density  1.053 g/mL at 25 °C (lit.)
vapor pressure  0.8 mm Hg ( 20 °C)
refractive index  n20/D 1.440(lit.)
FEMA  4753 | 1,3-PROPANEDIOL
Flash point >230 °F
storage temp.  Store below +30°C.
solubility  H2O: soluble
pka 14.46±0.10(Predicted)
form  Oily Liquid
color  Clear
PH 4.5-7.0 (100g/l, H2O, 20℃)
explosive limit 2.5%(V)
Relative density, gas (air=1) 1,053 g/mL
Viscosity 44.923mm2/s
Water Solubility  100 g/L
Merck  14,9714
BRN  969155
Dielectric constant 35.0(20℃)
InChIKey YPFDHNVEDLHUCE-UHFFFAOYSA-N
LogP -0.71 at 20℃
CAS DataBase Reference 504-63-2(CAS DataBase Reference)
FDA UNII 5965N8W85T
NIST Chemistry Reference 1,3-Propanediol(504-63-2)
EPA Substance Registry System 1,3-Propanediol (504-63-2)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H227
Precautionary statements <ahref="/Hazard-Statements.pdf">P501-P210-P264-P280-P302+P352-P370+P378-P362+P364-P332+P313-P403+P235
Hazard Codes  Xi
Risk Statements  38
Safety Statements  23-24/25
WGK Germany  1
RTECS  TY2010000
Autoignition Temperature 405 °C
TSCA  Yes
HS Code  29053980
Hazardous Substances Data 504-63-2(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 15670 mg/kg LD50 dermal Rabbit > 20000 mg/kg
NFPA 704:
0

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