Chemical Properties of 2-Ethyl-2-methyl-1,3-propanediol (CAS 77-84-9)


PDF Excel Molecule Calculator
InChI Key
Molecular Weight1
Other Names
  • 1,3-Propanediol, 2-ethyl-2-methyl-
  • 2-Methyl-2-ethyl-1,3-propanediol
  • 2-ethyl-2-methylpropane-1,3-diol
Cheméo is a service of Céondo GmbH, since 2007, we provide simulation, modelling and software development services for the industry. Do not hesitate to contact us for your projects.

Physical Properties

Property Value Unit Source
Δf -271.16 kJ/mol Joback Calculated Property
Δfgas -480.38 kJ/mol Joback Calculated Property
Δfus 12.06 kJ/mol Joback Calculated Property
Δvap 61.01 kJ/mol Joback Calculated Property
log10WS -0.62 Crippen Calculated Property
logPoct/wat 0.387 Crippen Calculated Property
McVol 107.140 ml/mol McGowan Calculated Property
Pc 3950.57 kPa Joback Calculated Property
Tboil [498.95; 499.00] K Show Hide
Tboil 499.00 K NIST
Tboil 498.95 K NIST
Tc 683.21 K Joback Calculated Property
Tfus 313.45 K NIST
Vc 0.399 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [258.59; 306.56] J/mol×K [517.81; 683.21] Show Hide
Cp,gas 258.59 J/mol×K 517.81 Joback Calculated Property
Cp,gas 267.62 J/mol×K 545.38 Joback Calculated Property
Cp,gas 276.20 J/mol×K 572.94 Joback Calculated Property
Cp,gas 284.37 J/mol×K 600.51 Joback Calculated Property
Cp,gas 292.14 J/mol×K 628.08 Joback Calculated Property
Cp,gas 299.53 J/mol×K 655.65 Joback Calculated Property
Cp,gas 306.56 J/mol×K 683.21 Joback Calculated Property
η [0.0000768; 0.1240865] Pa×s [281.44; 517.81] Show Hide
η 0.1240865 Pa×s 281.44 Joback Calculated Property
η 0.0170071 Pa×s 320.83 Joback Calculated Property
η 0.0036001 Pa×s 360.23 Joback Calculated Property
η 0.0010350 Pa×s 399.62 Joback Calculated Property
η 0.0003722 Pa×s 439.02 Joback Calculated Property
η 0.0001584 Pa×s 478.41 Joback Calculated Property
η 0.0000768 Pa×s 517.81 Joback Calculated Property


Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [386.16; 525.26] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.63740e+01
Coefficient B-4.92730e+03
Coefficient C-7.98580e+01
Temperature range, min.386.16
Temperature range, max.525.26
Pvap 1.33 kPa 386.16 Calculated Property
Pvap 2.89 kPa 401.62 Calculated Property
Pvap 5.83 kPa 417.07 Calculated Property
Pvap 11.05 kPa 432.53 Calculated Property
Pvap 19.87 kPa 447.98 Calculated Property
Pvap 34.07 kPa 463.44 Calculated Property
Pvap 56.04 kPa 478.89 Calculated Property
Pvap 88.80 kPa 494.35 Calculated Property
Pvap 136.15 kPa 509.80 Calculated Property
Pvap 202.64 kPa 525.26 Calculated Property

Similar Compounds

1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-. 1-Butanol, 2,2-dimethyl-. 1,3-Propanediol, 2,2-diethyl-. 1,3-Propanediol, 2-methyl-2-propyl-. 1-Methylcyclopropanemethanol. 2,2-Dimethyl-1,3-butanediol. 1-Pentanol, 2,2-dimethyl-. 1,3-Propanediol, 2-butyl-2-ethyl-. 3-Ethyl-3-hydroxymethyl oxetane. 1-Hexanol, 2,2-dimethyl-. 2,2-Dimethyl heptanol. 1-Octanol, 2,2-dimethyl-. 1-Decanol, 2,2-dimethyl-. 2-Methyl-2-propyl-1-pentanol. 1-Pentanol, 2,2,4-trimethyl-.

Find more compounds similar to 2-Ethyl-2-methyl-1,3-propanediol.


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.