bis(2-ethylhexyl)amine Thermodynamic Properties vs Temperature (CAS 106-20-7)

Analyze how thermophysical properties change over a temperature range at a constant pressure of 1 atm.

Input Conditions

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Property Profile for bis(2-ethylhexyl)amine

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of bis(2-ethylhexyl)amine at 1.01325 bar over -23.15–226.85 °C
Temperature (°C)Specific heat capacity (kJ/kg·K)Density (kg/m³)Dynamic viscosity (cP)Thermal conductivity (W/m·K)Prandtl number ()Molar volume (m³/kmol)Specific enthalpy (kJ)Specific entropy (kJ/kg·K)Phase
-23.151.90048801.9760.8204940.13829711.27530.301076-96.1575-0.351255l
-18.0481.92119800.2070.8060960.13729811.27950.301742-86.4083-0.312651l
-12.94591.9418798.4060.7918240.136311.28070.302422-76.5537-0.274403l
-7.843881.96232796.5710.7776780.13530111.2790.303119-66.5942-0.236498l
-2.741841.98275794.7030.7636580.13430311.27410.303831-56.5302-0.198926l
2.36022.00309792.8010.7497650.13330411.26640.30456-46.3622-0.161674l
7.462242.02334790.8640.7359980.13230511.25560.305306-36.0906-0.124734l
12.56432.0435788.8920.7223580.13130611.24190.306069-25.716-0.0880949l
17.66632.06356786.8850.7088440.13030811.22530.30685-15.2388-0.0517487l
22.76842.08353784.8410.6954560.12930911.20580.307649-4.6594-0.0156864l
27.87042.10342782.7610.6821950.1283111.18340.3084676.021630.0201l
32.97242.1232780.6440.6690610.12731111.15810.30930316.80390.0556183l
38.07452.1429778.4880.6560530.12631211.130.3101627.68680.0908758l
43.17652.16251776.2950.6431720.12531411.09910.31103638.67010.12588l
48.27862.18202774.0620.6304180.12431511.06540.31193349.75310.160636l
53.38062.20145771.790.617790.12331611.02890.31285260.93550.195152l
58.48272.22078769.4770.6052890.12231710.98960.31379272.21670.229434l
63.58472.24002767.1240.5929150.12131810.94760.31475583.59630.263486l
68.68672.25917764.7290.5806680.12031910.90290.3157495.07390.297315l
73.78882.27823762.2920.5685480.1193210.85550.31675106.6490.330926l
78.89082.29719759.8120.5565550.11832110.80550.317784118.3210.364323l
83.99292.31607757.2880.5446880.11732210.75270.318843130.0890.397512l
89.09492.33485754.7210.5329490.11632310.69740.319927141.9540.430498l
94.19692.35354752.1080.5213370.11532410.63950.321039153.9140.463284l
99.2992.37214749.4490.5098510.11432510.5790.322178165.970.495875l
104.4012.39065746.7440.4984930.11332610.51590.323345178.120.528276l
109.5032.40906743.9910.4872610.11232610.45030.324541190.3640.560489l
114.6052.42739741.190.4761570.11132710.38210.325768202.7020.592518l
119.7072.44562738.340.4651790.11032810.31150.327025215.1330.624368l
124.8092.46376735.440.4543280.10932910.23840.328315227.6570.656042l
129.9112.48181732.4890.4436050.1083310.16290.329637240.2730.687543l
135.0132.49977729.4860.4330080.1073310.08490.330994252.9810.718874l
140.1152.51764726.4310.4225380.10633110.00460.332386265.7810.750038l
145.2172.53541723.3220.4121950.1053329.921850.333815278.6710.781039l
150.3192.55309720.1580.4019790.1043329.836750.335282291.6520.811878l
155.4212.57069716.9380.3918890.1033339.749320.336787304.7230.84256l
160.5232.58819713.6610.3819270.1023339.659580.338334317.8840.873086l
165.6262.6056710.3270.372090.1013349.567540.339922331.1330.903459l
170.7282.62291706.9320.3623810.1003349.473240.341554344.4710.933682l
175.832.64014703.4780.3527970.0993359.376690.343232357.8970.963757l
180.9322.65727699.9610.343340.09833549.277910.344956371.4110.993686l
186.0342.67432696.3820.3340080.09733599.176920.346729385.0121.02347l
191.1362.69127692.7380.3248030.09633639.073740.348553398.71.05312l
196.2382.70813689.0270.3157220.09533668.968390.35043412.4741.08262l
201.342.72489685.250.3067680.0943378.860890.352362426.3341.11199l
206.4422.74157681.4030.2979380.09333738.751240.354351440.2791.14122l
211.5442.75816677.4850.2892320.09233768.639470.3564454.3091.17032l
216.6462.77465673.4940.2806510.09133798.525590.358512468.4231.19929l
221.7482.79105669.4290.2721940.09033818.40960.360689482.6211.22813l
226.852.80736665.2870.263860.08933838.291520.362935496.9031.25684l

Property Profiles for bis(2-ethylhexyl)amine

Heat Capacity (Cp) vs Temperature

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Density vs Temperature

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Thermal Conductivity vs Temperature

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Viscosity vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of bis(2-ethylhexyl)amine (CAS 106-20-7) calculated at a constant pressure of 1 atm (101325 Pa) over the temperature range 250-500 K.

The properties shown - specific heat capacity (Cp), density (ρ), dynamic viscosity (μ), thermal conductivity (k), Prandtl number (Pr), molar volume (Vm), specific enthalpy (H), and specific entropy (S) - are among the most commonly used parameters in chemical engineering calculations, process simulation, and thermal system design.

All values are generated programmatically using validated thermodynamic correlations and equations of state and represent equilibrium properties at the specified pressure.


Understanding the Property Trends

  • Specific heat capacity (Cp) indicates the amount of energy required to raise the temperature of bis(2-ethylhexyl)amine and is critical for energy balance and heat-exchanger design.
  • Density (ρ) and molar volume (Vm) describe volumetric behavior and are required for flow calculations, equipment sizing, and storage design.
  • Dynamic viscosity (μ) governs fluid flow resistance, influencing Reynolds number and pressure drop.
  • Thermal conductivity (k) and Prandtl number (Pr) are essential inputs for convective heat-transfer correlations.
  • Specific enthalpy (H) and specific entropy (S) are fundamental thermodynamic properties used in process modeling, compression, and expansion analysis.

Property trends with temperature may vary depending on molecular structure, intermolecular interactions, and phase stability.


Engineering Applications

The temperature-dependent properties of bis(2-ethylhexyl)amine at atmospheric pressure are commonly required in:

  • Heat exchanger and reactor design
  • Process simulation and thermodynamic modeling
  • Fluid flow and pressure-drop calculations
  • Energy balance and equipment sizing
  • Chemical engineering education and research

These profiles are particularly useful when evaluating system performance over a wide operating temperature range under near-ambient pressure conditions.


Frequently Asked Questions

At what pressure are these properties calculated?
All properties on this page are calculated at a constant pressure of 1 atm (101325 Pa).

Can these values be used in process simulation software?
Yes. The data is suitable for preliminary design, validation, and educational use. For licensed simulators, vendor-specific property packages should be referenced.

Can I change the pressure or temperature range?
Yes. Use the interactive controls above to generate custom property profiles at different pressures or temperature ranges.


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