Chemical Properties of Methylamine (CAS 74-89-5)

Methylamine

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InChI
InChI=1S/CH5N/c1-2/h2H2,1H3
InChI Key
BAVYZALUXZFZLV-UHFFFAOYSA-N
Formula
CH5N
SMILES
CN
Molecular Weight1
31.06
CAS
74-89-5
Other Names
  • Aminomethane
  • CH3NH2
  • Carbinamine
  • MMA
  • Mercurialin
  • Methanamine
  • Methylaminen
  • Metilamine
  • Metyloamina
  • Monomethylamine
  • UN 1061
Sources

Physical Properties

Property Value Unit Source
PAff 899.00 kJ/mol NIST
BasG 864.50 kJ/mol NIST
Δcliquid [-1094.00; -1060.80] kJ/mol Show Hide
Δcliquid -1060.80 ± 0.40 kJ/mol NIST
Δcliquid -1060.80 ± 0.40 kJ/mol NIST
Δcliquid -1094.00 kJ/mol NIST
Δcliquid -1075.00 kJ/mol NIST
Δf 23.99 kJ/mol Joback Calculated Property
Δfgas -23.50 kJ/mol NIST
Δfgas -12.20 kJ/mol NIST
Δfliquid -47.30 ± 0.46 kJ/mol NIST
Δfliquid -47.30 ± 0.46 kJ/mol NIST
Δfliquid -36.00 kJ/mol NIST
Δfus 3.54 kJ/mol Joback Calculated Property
Δvap 23.85 kJ/mol NIST
IE [8.80; 9.65] eV Show Hide
IE 8.90 ± 0.10 eV NIST
IE 8.90 eV NIST
IE 9.45 eV NIST
IE 8.90 ± 0.10 eV NIST
IE 9.08 eV NIST
IE 8.80 ± 0.02 eV NIST
IE 9.65 eV NIST
IE 9.00 eV NIST
IE 9.58 eV NIST
IE 9.58 eV NIST
IE 9.64 eV NIST
IE 9.64 eV NIST
IE 9.65 eV NIST
logPoct/wat -0.43 Crippen Calculated Property
Pc 7650.00 ± 100.00 kPa NIST
Pc 7614.00 ± 4.00 kPa NIST
Pc 7457.52 ± 60.79 kPa NIST
liquid 150.20 J/mol×K NIST
Tboil [266.65; 267.05] K Show Hide
Tboil 266.80 K NIST
Tboil 266.65 ± 0.50 K NIST
Tboil 266.65 ± 1.00 K NIST
Tboil 266.65 ± 1.00 K NIST
Tboil 266.95 ± 0.20 K NIST
Tboil 267.05 ± 0.20 K NIST
Tboil 266.70 ± 0.30 K NIST
Tboil 266.65 ± 1.00 K NIST
Tc 430.85 ± 0.50 K NIST
Tc 430.70 ± 0.20 K NIST
Tc 430.05 ± 0.70 K NIST
Tfus 180.05 ± 0.40 K NIST
Tfus 180.05 ± 0.30 K NIST
Tfus 179.70 ± 0.07 K NIST
Ttriple 179.70 ± 0.07 K NIST
Vc 0.14 ± 0.00 m3/kg-mol NIST

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 49.72 J/mol×K 294.81 Joback Calculated Property
Cp,liquid 101.80 J/mol×K 259.28 NIST
ΔfusH 6.13 kJ/mol 179.7 NIST
ΔfusH 6.13 kJ/mol 179.7 NIST
ΔvapH [23.50; 27.40] kJ/mol [228.50; 401.50] Show Hide
Plot of Enthalpy of vaporization at a given temperature.
ΔvapH 27.40 kJ/mol 228.5 NIST
ΔvapH 27.20 kJ/mol 248.0 NIST
ΔvapH 25.60 kJ/mol 266.8 NIST
ΔvapH 25.81 kJ/mol 266.84 NIST
ΔvapH 25.81 ± 0.13 kJ/mol 266.84 NIST
ΔvapH 26.10 kJ/mol 296.0 NIST
ΔvapH 24.80 kJ/mol 350.0 NIST
ΔvapH 23.50 kJ/mol 401.5 NIST
ΔfusS 34.13 J/mol×K 179.7 NIST
ΔvapS 96.73 J/mol×K 266.84 NIST

Molecular Descriptors

Joback and Reid Groups
-CH3 1
-NH2 1

Similar Compounds

cis-Dichlorobis(methylamine)platinum. methylammonium iodide. Methylammonium chloride. CH2NH2. Methylene, 1-amino-. Methanamine, N-methyl-. Tetrakis(dimethylamino)vanadium. Dimethylamine hydrochloride hydrate. Dimethylamine hydrochloride. CH2NHCH3. Amidogen, methanetetraylbis-. Formamide. Methane, isocyano-. Methane, nitroso-. Magnesium dimer.

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