1-Ethyl-2-phenyl-1H-indole Thermodynamic Properties vs Temperature (CAS 13228-39-2)

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

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Property Profile for 1-Ethyl-2-phenyl-1H-indole

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of 1-Ethyl-2-phenyl-1H-indole 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
-23.151.0661220.69N/A N/A N/A 0.181288-55.8541-0.20383s
-18.0481.08581218.3N/A N/A N/A 0.181644-50.3648-0.182095s
-12.94591.105651215.92N/A N/A N/A 0.182-44.7744-0.160398s
-7.843881.125541213.53N/A N/A N/A 0.182358-39.0826-0.138735s
-2.741841.145481211.14N/A N/A N/A 0.182718-33.2892-0.117107s
2.36021.165461208.76N/A N/A N/A 0.183078-27.394-0.0955092s
7.462241.185491206.37N/A N/A N/A 0.183441-21.3967-0.0739409s
12.56431.205561203.98N/A N/A N/A 0.183804-15.2971-0.0524s
17.66631.225681201.59N/A N/A N/A 0.184169-9.095-0.0308847s
22.76841.245841199.21N/A N/A N/A 0.184536-2.79012-0.00939327s
27.87041.266061196.82N/A N/A N/A 0.1849043.617770.0120759s
32.97241.286321194.43N/A N/A N/A 0.18527410.12890.0335244s
38.07451.306631192.05N/A N/A N/A 0.18564516.74350.0549537s
43.17651.326991189.66N/A N/A N/A 0.18601723.46190.0763652s
48.27861.34741187.27N/A N/A N/A 0.18639130.28430.0977602s
53.38061.367851184.89N/A N/A N/A 0.18676637.2110.11914s
58.48271.388361182.5N/A N/A N/A 0.18714344.24210.140506s
63.58471.408921180.11N/A N/A N/A 0.18752251.3780.161859s
68.68671.429531177.73N/A N/A N/A 0.18790258.61890.183201s
73.78881.450191175.34N/A N/A N/A 0.18828465.96510.204532s
78.89081.47091172.95N/A N/A N/A 0.18866773.41680.225854s
83.99291.491661170.56N/A N/A N/A 0.18905280.97430.247167s
89.09491.873781042.12N/A 0.105684N/A 0.212352216.5040.626206l
94.19691.890621039.04N/A 0.105002N/A 0.212982226.1070.652531l
99.2991.907191035.94N/A 0.104319N/A 0.213619235.7950.678723l
104.4011.923461032.83N/A 0.103636N/A 0.214263245.5670.704783l
109.5031.939451029.7N/A 0.102953N/A 0.214914255.4220.730709l
114.6051.955161026.56N/A 0.10227N/A 0.215572265.3570.756501l
119.7071.970591023.4N/A 0.101587N/A 0.216238275.3720.78216l
124.8091.985731020.22N/A 0.100904N/A 0.216911285.4650.807685l
129.9112.000581017.03N/A 0.100221N/A 0.217591295.6340.833076l
135.0132.015151013.82N/A 0.0995382N/A 0.21828305.8780.858333l
140.1152.029441010.6N/A 0.0988552N/A 0.218976316.1960.883455l
145.2172.043441007.36N/A 0.0981723N/A 0.219681326.5870.908443l
150.3192.057161004.1N/A 0.0974893N/A 0.220394337.0470.933295l
155.4212.07061000.82N/A 0.0968063N/A 0.221116347.5770.958013l
160.5232.08375997.526N/A 0.0961233N/A 0.221846358.1750.982595l
165.6262.09661994.213N/A 0.0954404N/A 0.222585368.841.00704l
170.7282.10919990.882N/A 0.0947574N/A 0.223333379.5691.03135l
175.832.12149987.531N/A 0.0940744N/A 0.224091390.3621.05553l
180.9322.1335984.161N/A 0.0933914N/A 0.224858401.2161.07957l
186.0342.14523980.772N/A 0.0927083N/A 0.225636412.1321.10347l
191.1362.15668977.362N/A 0.0920253N/A 0.226423423.1061.12724l
196.2382.16784973.933N/A 0.0913423N/A 0.22722434.1381.15087l
201.342.17871970.482N/A 0.0906593N/A 0.228028445.2261.17437l
206.4422.18931967.01N/A 0.0899762N/A 0.228847456.3691.19773l
211.5442.19961963.516N/A 0.0892932N/A 0.229677467.5661.22095l
216.6462.20964960N/A 0.0886101N/A 0.230518478.8141.24403l
221.7482.21938956.462N/A 0.087927N/A 0.231371490.1121.26698l
226.852.22883952.9N/A 0.0872439N/A 0.232235501.461.28979l

Property Profiles for 1-Ethyl-2-phenyl-1H-indole

Heat Capacity (Cp) vs Temperature

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Density vs Temperature

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Thermodynamic Property Profile at Constant Pressure

This page presents the temperature-dependent thermodynamic and transport properties of 1-Ethyl-2-phenyl-1H-indole (CAS 13228-39-2) 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 1-Ethyl-2-phenyl-1H-indole 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 1-Ethyl-2-phenyl-1H-indole 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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