Chemical Properties of 1,2-Propanediol, 2-methyl- (CAS 558-43-0)

1,2-Propanediol, 2-methyl-

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InChI Key
Molecular Weight1
Other Names
  • 2-Methyl-1,2-propanediol
  • 2-methylpropane-1,2-diol

Physical Properties

Property Value Unit Source
Δcliquid -2464.00 kJ/mol NIST
Δf -288.00 kJ/mol Joback Calculated Property
Δfgas -439.10 kJ/mol Joback Calculated Property
Δfliquid -540.00 kJ/mol NIST
Δfus 6.88 kJ/mol Joback Calculated Property
Δvap 56.56 kJ/mol Joback Calculated Property
logPoct/wat -0.250 Crippen Calculated Property
Pc 5109.34 kPa Joback Calculated Property
Tboil 451.15 ± 2.00 K NIST
Tboil 450.65 ± 2.00 K NIST
Tboil 450.15 ± 3.00 K NIST
Tc 639.52 K Joback Calculated Property
Tfus 258.90 K Joback Calculated Property
Vc 0.286 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 176.47 J/mol×K 472.05 Joback Calculated Property
η 0.0001371 Pa×s 472.05 Joback Calculated Property

Molecular Descriptors

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

Similar Compounds

Propylene Glycol. R-(-)-1,2-propanediol. (S)-(+)-1,2-Propanediol. Polyglycol p-750 (dow). 2-Propanol, 1-methoxy-2-methyl-. Tris(isobutoxo)oxovanadium. 2-Propanol, 2-methyl-. 1-Propanol, 2-methyl-. 1,2,3-Propanetriol. 2,3-Butanediol, 2,3-dimethyl-. Propane-1,3-diol, 2-methyl-. Oxirane, 2,2-dimethyl-. Isobutyl methyl ether. 2,3-Butanediol, [S-(R*,R*)]-. DL-2,3-Butanediol.

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