Properties of methyl iodide
Thermophysical properties for methyl iodide (CAS: 74-88-4). Use the selector below to view properties in different unit systems.
Calculation Conditions
The following state-dependent properties were calculated at these standard conditions.
Temperature
25 °C
Pressure
1.01325 bar
Need properties at a different state? Use our interactive calculator.
Open CalculatorIdentification
- AtomsC: 1, H: 3, I: 1
- CAS74-88-4
- FormulaCH3I
- ID74-88-4
- InChICH3I/c1-2/h1H3
- InChI KeyINQOMBQAUSQDDS-UHFFFAOYSA-N
- IUPAC Nameiodanylmethane
- Molecular Weight (kg)141.939
- Phasel
- PubChem ID6328
- SMILESCI
- Synonyms
Physical Properties
- Acentric factor0.1421
- Critical pressure (bar)65.8612
- Critical temperature (°C)254.85
- Critical volume (m³/kmol)0.19
- Dipole moment1.62
- Melting temperature (°C)-66.2
- Normal boiling temperature (°C)42.4
State-dependent Properties
- API gravity-63.7717
- Compressibility factor0.00281259
- Density (kg/m³)2062.73
- Dynamic viscosity (cP)0.358431
- Enthalpy of vaporization (mass) (kJ)193.218
- Enthalpy of vaporization (molar) (kJ/kmol)2.7425e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-5.1778e-7
- Kinematic viscosity1.7376e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))82.6224
- Molar volume (m³/kmol)0.0688111
- Parachor2.8669e-5
- Poynting correction factor1.00131
- Prandtl number2.23038
- Saturation pressure (bar)0.539977
- Saturation temperature (°C)42.4103
- Solubility parameter1.9040e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity2.06476
- Specific heat capacity (kJ/kg·K)0.582098
- Surface tension0.0297946
- Thermal conductivity0.0935455
- Thermal diffusivity7.7908e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0578079
- Upper flammability limit0.189374
Environmental Properties
- Global warming potential
- Ozone depletion potential