1,2-diethylbenzene (CAS 135-01-3) – Thermophysical Properties

This page provides thermophysical, transport, safety, and environmental property data for 1,2-diethylbenzene, along with a property calculator for evaluating values at user-defined temperature and pressure conditions.

Input Conditions

Enter a pure component, temperature, and pressure.

Results

Calculated properties for the given state will appear here.

1,2-diethylbenzene

Identification

AtomsC: 10, H: 14
CAS135-01-3
FormulaC10H14
ID1,2-diethylbenzene
InChIC10H14/c1-3-9-7-5-6-8-10(9)4-2/h5-8H,3-4H2,1-2H3
InChI KeyKVNYFPKFSJIPBJ-UHFFFAOYSA-N
IUPAC Name1,2-diethylbenzene
Molecular Weight (kg/kmol)134.218
Phasel
PubChem ID8657
SMILESCCC1=CC=CC=C1CC
Synonyms

Physical Properties

Acentric factor0.34
Critical pressure (bar)28.8
Critical temperature (°C)394.85
Critical volume (m³/kmol)0.502
Dipole moment
Melting temperature (°C)-31
Normal boiling temperature (°C)183.4

State-dependent Properties

API gravity41.3276
Compressibility factor0.00675338
Density (kg/m³)812.34
Dynamic viscosity (cP)0.448259
Joule–Thomson coefficient-5.0929e-7
Kinematic viscosity5.5181e-7
Molar enthalpy (kJ/kmol)0
Molar enthalpy of vaporization (kJ/kmol)4.8418e+4
Molar entropy (kJ/(kmol·K))0
Molar Gibbs free energy (kJ/kmol)0
Molar heat capacity (kJ/(kmol·K))253.146
Molar volume (m³/kmol)0.165224
Parachor6.9102e-5
Poynting correction factor1.00677
Prandtl number6.7153
Saturation pressure (bar)0.0016542
Saturation temperature (°C)183.423
Solubility parameter1.6675e+4
Specific enthalpy (kJ)0
Specific enthalpy of vaporization (kJ)360.741
Specific entropy (kJ/kg·K)0
Specific Gibbs free energy (kJ)0
Specific gravity0.813139
Specific heat capacity (kJ/kg·K)1.88608
Surface tension0.0297774
Thermal conductivity (W/m·K)0.125899
Thermal diffusivity8.2172e-8

Safety Properties

Autoignition temperature (°C)-273.15
Flash point temperature (°C)57.22
Lower flammability limit0.00896485
Upper flammability limit0.06055

Environmental Properties

Global warming potential
Ozone depletion potential

About This Property Calculator

This tool provides a comprehensive set of thermophysical, safety, and environmental properties for 1,2-diethylbenzene. By default, the state-dependent properties like density, viscosity, and heat capacity are calculated at standard conditions of 25 °C (298.15 K) and 1 atm (101325 Pa).

How to Calculate Properties at Different Conditions

You can use the interactive calculator above to compute properties at your desired temperature and pressure. Simply enter your target values in the input fields and click the "Calculate Properties" button. The results table will update with the new values.

For example, to find the density of liquid 1,2-diethylbenzene at 50 °C and 2 bar, you would:

  1. Select your preferred unit system (e.g., Metric).
  2. Enter "50" into the Temperature field.
  3. Enter "2" into the Pressure field.
  4. Click "Calculate Properties."

The calculator will then display the updated density and other state-dependent properties for these specific conditions. This functionality is essential for process design, equipment sizing, and safety analysis in chemical engineering.

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