Chemical Properties of Propylene Glycol (CAS 57-55-6)

Propylene Glycol

Download as PDF file Download as Excel file Download as 2D mole file Predict properties

InChI
InChI=1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3
InChI Key
DNIAPMSPPWPWGF-UHFFFAOYSA-N
Formula
C3H8O2
SMILES
CC(O)CO
Molecular Weight1
76.09
CAS
57-55-6
Other Names
  • (.+/-.)-1,2-Propanediol
  • (RS)-1,2-Propanediol
  • 1,2-Dihydroxypropane
  • 1,2-Propandiol
  • 1,2-Propanediol
  • 1,2-Propylene glycol
  • 1,2-Propylenglykol
  • 1,2-propanediol (propylene glycol)
  • 2,3-Propanediol
  • 2-Hydroxypropanol
  • DL-1,2-Propanediol
  • DL-Propylene glycol
  • Dowfrost
  • Ilexan P
  • Isopropylene glycol
  • Methylethyl glycol
  • Methylethylene glycol
  • Monopropylene glycol
  • NSC 69860
  • PG 12
  • Prolugen
  • Propane-1,2-diol
  • Propylene glycol USP
  • Propylenglycol
  • Sentry Propylene Glycol
  • Sirlene
  • Solar winter ban
  • Solargard P
  • Trimethyl glycol
  • Ucar 35
  • propanediol
  • propylene glycol (1,2-propanediol)
  • «alpha»-Propylene glycol
Sources

Physical Properties

Property Value Unit Source
Δcliquid -1822.90 ± 4.10 kJ/mol NIST
Δcliquid -1838.10 ± 2.30 kJ/mol NIST
Δcliquid -1823.50 ± 1.80 kJ/mol NIST
Δf -301.70 kJ/mol Joback Calculated Property
Δfgas -429.80 ± 4.10 kJ/mol NIST
Δfgas -421.00 ± 3.00 kJ/mol NIST
Δfgas -435.30 kJ/mol NIST
Δfliquid -501.00 ± 4.10 kJ/mol NIST
Δfliquid -486.00 ± 3.00 kJ/mol NIST
Δfliquid -500.30 ± 1.80 kJ/mol NIST
Δfus 8.18 kJ/mol Joback Calculated Property
Δvap [62.20; 76.00] kJ/mol Show Hide
Δvap 67.50 ± 0.50 kJ/mol NIST
Δvap Outlier 76.00 kJ/mol NIST
Δvap 64.50 ± 0.20 kJ/mol NIST
Δvap 62.20 kJ/mol NIST
Δvap 63.60 ± 0.30 kJ/mol NIST
Δvap 71.20 ± 0.10 kJ/mol NIST
Δvap 71.20 kJ/mol NIST
Δvap 65.00 kJ/mol NIST
Δvap 64.70 kJ/mol NIST
logPoct/wat -0.641 Crippen Calculated Property
Pc 5791.74 kPa Joback Calculated Property
Tboil [458.45; 462.00] K Show Hide
Tboil 460.20 K NIST
Tboil 460.45 K NIST
Tboil 460.15 ± 2.00 K NIST
Tboil 459.15 ± 1.00 K NIST
Tboil 461.15 ± 3.00 K NIST
Tboil 460.60 ± 0.50 K NIST
Tboil 461.00 ± 0.20 K NIST
Tboil 459.80 ± 0.50 K NIST
Tboil 459.15 ± 1.00 K NIST
Tboil 460.55 ± 0.50 K NIST
Tboil 462.00 ± 2.00 K NIST
Tboil 460.15 ± 2.00 K NIST
Tboil 459.15 ± 2.00 K NIST
Tboil 458.45 ± 3.00 K NIST
Tboil 461.65 ± 3.00 K NIST
Tc 614.38 K Joback Calculated Property
Tfus 230.21 K Joback Calculated Property
Vc 0.235 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 135.47 J/mol×K 451.96 Joback Calculated Property
Cp,liquid 180.30 J/mol×K 276.7 NIST
Cp,liquid 189.90 J/mol×K 298.0 NIST
Cp,liquid 177.00 J/mol×K 303.0 NIST
η 0.0001648 Pa×s 451.96 Joback Calculated Property
ΔvapH [47.50; 66.50] kJ/mol [353.00; 431.50] Show Hide
Plot of Enthalpy of vaporization at a given temperature.
ΔvapH 64.00 ± 2.00 kJ/mol 353.0 NIST
ΔvapH 58.20 kJ/mol 378.0 NIST
ΔvapH 58.60 kJ/mol 389.5 NIST
ΔvapH 66.50 kJ/mol 390.5 NIST
ΔvapH 60.00 ± 0.30 kJ/mol 430.5 NIST
ΔvapH 56.20 ± 0.20 kJ/mol 430.5 NIST
ΔvapH 52.00 ± 0.30 kJ/mol 430.5 NIST
ΔvapH 47.50 ± 0.60 kJ/mol 430.5 NIST
ΔvapH 56.00 kJ/mol 431.5 NIST

Molecular Descriptors

Joback and Reid Groups
>CH- 1
-CH2- 1
-CH3 1
-OH (alcohol) 2

Similar Compounds

R-(-)-1,2-propanediol. (S)-(+)-1,2-Propanediol. Polyglycol p-750 (dow). 1,2,3-Propanetriol. 2,3-Butanediol, [R-(R*,R*)]-. levo-butane-2,3-diol. 2,3-Butanediol, (R,S). 2,3-Butanediol. 2,3-Butanediol, [S-(R*,R*)]-. 2,3-Butanediol, (R,R). 2,3-Butanediol, rac. DL-2,3-Butanediol. meso-2,3-butanediol. 1,2-Butanediol. 1,2-Propanediol, 2-methyl-.

Find more compounds similar to Propylene Glycol.

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.