Properties of 1-buten-3-yne
Thermophysical properties for 1-buten-3-yne (CAS: 689-97-4). 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: 4, H: 4
- CAS689-97-4
- FormulaC4H4
- ID689-97-4
- InChIC4H4/c1-3-4-2/h1,4H,2H2
- InChI KeyWFYPICNXBKQZGB-UHFFFAOYSA-N
- IUPAC Namebut-1-en-3-yne
- Molecular Weight (kg)52.0746
- Phases
- PubChem ID1.2720e+4
- SMILESC=CC#C
- Synonyms
Physical Properties
- Acentric factor0.092
- Critical pressure (bar)49.6493
- Critical temperature (°C)181.85
- Critical volume (m³/kmol)0.202
- Dipole moment0.22
- Melting temperature (°C)203
- Normal boiling temperature (°C)6
State-dependent Properties
- API gravity73.8987
- Compressibility factor0.00710208
- Density (kg/m³)299.7
- Dynamic viscosity (cP)0
- Enthalpy of vaporization (mass) (kJ)443.298
- Enthalpy of vaporization (molar) (kJ/kmol)2.3085e+4
- Gibbs free energy (kJ/kmol)0
- Joule–Thomson coefficient
- Kinematic viscosity
- Molar enthalpy (kJ/kmol)0
- Molar entropy (kJ/(kmol·K))0
- Molar heat capacity (kJ/(kmol·K))68.5274
- Molar volume (m³/kmol)0.173755
- Parachor2.7677e-5
- Poynting correction factor0.996721
- Prandtl number
- Saturation pressure (bar)2.07077
- Saturation temperature (°C)5.31465
- Solubility parameter1.6360e+4
- Specific enthalpy (kJ)0
- Specific entropy (kJ/kg·K)0
- Specific gravity0.299995
- Specific heat capacity (kJ/kg·K)1.31595
- Surface tension0.0164969
- Thermal conductivity
- Thermal diffusivity
Safety Properties
- Autoignition temperature (°C)-273.15
- Flash point temperature (°C)-273.15
- Lower flammability limit0.0221774
- Upper flammability limit0.141129
Environmental Properties
- Global warming potential
- Ozone depletion potential