Chemical Properties of Methyl isocyanide (CAS 593-75-9)

Methyl isocyanide

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InChI Key
Molecular Weight1
Other Names
  • Methane, isocyano-
  • Isocyanomethane
  • Methyl isonitrile
  • CH3NC
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Physical Properties

Property Value Unit Source
PAff 839.10 kJ/mol NIST
BasG [806.60; 848.60] kJ/mol Show Hide
BasG 806.60 kJ/mol NIST
BasG 848.60 ± 5.30 kJ/mol NIST
Δcliquid [-1333.00; -1333.00] kJ/mol Show Hide
Δcliquid -1333.00 kJ/mol NIST
Δcliquid -1333.00 kJ/mol NIST
Δf 99.14 kJ/mol Joback Calculated Property
Δfgas [142.80; 163.50] kJ/mol Show Hide
Δfgas 163.50 ± 7.20 kJ/mol NIST
Δfgas 142.80 kJ/mol NIST
Δfliquid [112.00; 132.70] kJ/mol Show Hide
Δfliquid 132.70 ± 7.30 kJ/mol NIST
Δfliquid 112.00 kJ/mol NIST
Δfus 2.44 kJ/mol Joback Calculated Property
Δvap [30.80; 30.80] kJ/mol Show Hide
Δvap 30.80 ± 1.00 kJ/mol NIST
Δvap 30.80 kJ/mol NIST
IE [11.24; 11.83] eV Show Hide
IE 11.53 ± 0.04 eV NIST
IE 11.50 ± 0.25 eV NIST
IE 11.24 eV NIST
IE 11.24 eV NIST
IE Outlier 11.83 eV NIST
IE 11.27 eV NIST
IE 11.32 eV NIST
log10WS -2.43 Crippen Calculated Property
logPoct/wat 0.535 Crippen Calculated Property
McVol 40.420 ml/mol McGowan Calculated Property
Pc 4856.20 kPa Joback Calculated Property
I [1002.00; 1010.00]   Show Hide
I 1010.00 NIST
I 1002.00 NIST
I 1010.00 NIST
Tboil 347.24 K Joback Calculated Property
Tc 541.37 K Joback Calculated Property
Tfus 228.15 ± 3.00 K NIST
Vc 0.173 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [56.48; 72.87] J/mol×K [347.24; 541.37] Show Hide
Cp,gas 56.48 J/mol×K 347.24 Joback Calculated Property
Cp,gas 59.46 J/mol×K 379.59 Joback Calculated Property
Cp,gas 62.33 J/mol×K 411.95 Joback Calculated Property
Cp,gas 65.11 J/mol×K 444.30 Joback Calculated Property
Cp,gas 67.79 J/mol×K 476.66 Joback Calculated Property
Cp,gas 70.38 J/mol×K 509.01 Joback Calculated Property
Cp,gas 72.87 J/mol×K 541.37 Joback Calculated Property

Similar Compounds

Methane, nitroso-. Methane, isocyanato-. Methane, isothiocyanato-. Methyl isothiocyanate. methan-d3-amine. Methylamine. Methanamine, N,N-difluoro-. Diazene, dimethyl-. (E)-CH3N=NCH3. Methyl isoselenocyanate. Methane, nitro-. Sulfur diimide, dimethyl-. CH2NH2. Methyl radical. Methylidyne cation.

Find more compounds similar to Methyl isocyanide.


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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.