Properties of 1,1-dimethylallene
Thermophysical properties for 1,1-dimethylallene (CAS: 598-25-4). 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
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Open CalculatorIdentification
- AtomsC: 5, H: 8
- CAS598-25-4
- FormulaC5H8
- ID598-25-4
- InChIC5H8/c1-4-5(2)3/h1H2,2-3H3
- InChI KeyPAKGDPSCXSUALC-UHFFFAOYSA-N
- IUPAC Name3-methylbuta-1,2-diene
- Molecular Weight (kg)68.117
- Phasel
- PubChem ID1.1714e+4
- SMILESCC(=C=C)C
- Synonyms
Physical Properties
- Acentric factor0.1595
- Critical pressure (bar)39.9206
- Critical temperature (°C)223.333
- Critical volume (m³/kmol)0.291
- Dipole moment0.55
- Melting temperature (°C)-113.8
- Normal boiling temperature (°C)40.8
State-dependent Properties
- API gravity73.076
- Compressibility factor0.00409031
- Density (kg/m³)680.686
- Dynamic viscosity (cP)0.194595
- Enthalpy of vaporization (mass) (kJ)405.983
- Enthalpy of vaporization (molar) (kJ/kmol)2.7654e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient-3.8744e-7
- Kinematic viscosity2.8588e-7
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))133.556
- Molar volume (m³/kmol)0.100071
- Parachor3.6757e-5
- Poynting correction factor1.0018
- Prandtl number3.40895
- Saturation pressure (bar)0.568168
- Saturation temperature (°C)40.8418
- Solubility parameter1.5861e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.681356
- Specific heat capacity (kJ/kg·K)1.96069
- Surface tension0.017906
- Thermal conductivity0.111923
- Thermal diffusivity8.3862e-8
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0159225
- Upper flammability limit0.0911445
Environmental Properties
- Global warming potential
- Ozone depletion potential