1,1,1-Trifluoroethane Thermodynamic Properties vs Temperature (CAS 420-46-2)

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 1,1,1-Trifluoroethane

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of 1,1,1-Trifluoroethane 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
-23.150.826044.096670.009315970.01077680.71407120.5143-42.7233-0.156028g
-18.0480.8372974.014730.00952060.01117970.71303720.933-38.4241-0.139005g
-12.94590.8484753.936010.009724070.01159090.71182221.3517-34.0702-0.122106g
-7.843880.8595753.860320.009926310.012010.71044421.7703-29.662-0.105329g
-2.741840.8705963.787480.01012750.01243690.70893522.189-25.1996-0.0886693g
2.36020.8815373.717350.0103280.01287160.70733222.6076-20.6833-0.0721234g
7.462240.8923973.649760.01052790.01331380.70566623.0263-16.1134-0.0556884g
12.56430.9031763.584580.01072760.01376340.70395823.445-11.4902-0.0393612g
17.66630.9138733.52170.01092690.01422040.70221923.8636-6.8139-0.0231389g
22.76840.9244873.460980.0111260.01468450.70045424.2823-2.08494-0.00701919g
27.87040.9350183.402320.01132460.01515570.6986624.70092.696410.00900052g
32.97240.9454663.345610.01152260.01563390.69683425.11967.529810.0249224g
38.07450.9558293.290770.011720.0161190.69497425.538312.41490.0407487g
43.17650.9661073.237690.01191650.01661080.69308125.956917.35140.0564812g
48.27860.97633.18630.01211230.01710930.69115626.375622.33880.0721219g
53.38060.9864063.136510.01230730.01761450.68920526.794227.37680.0876725g
58.48270.9964263.088260.01250150.0181260.68723427.212932.46510.103135g
63.58471.006363.041470.01269510.0186440.68524927.631637.60320.11851g
68.68671.01622.996070.0128880.01916830.68325528.050242.79080.1338g
73.78881.025962.952010.01308040.01969880.68125628.468948.02740.149005g
78.89081.035622.909230.01327210.02023540.67925328.887553.31260.164128g
83.99291.04522.867670.01346320.0207780.67724629.306258.64610.179169g
89.09491.054692.827280.01365370.02132650.67523529.724964.02740.19413g
94.19691.064092.788010.01384340.02188090.67321830.143569.4560.209012g
99.2991.07342.749820.01403230.0224410.67119430.562274.93170.223815g
104.4011.082612.712660.01422040.02300670.66916330.980880.45390.238541g
109.5031.091742.676490.01440770.02357810.66712531.399586.02220.25319g
114.6051.100782.641270.01459420.02415490.66508231.818291.63620.267765g
119.7071.109722.606970.01477980.02473710.66303532.236897.29540.282264g
124.8091.118582.573550.01496470.02532460.66098832.6555102.9990.29669g
129.9111.127342.540970.01514890.02591730.65894133.0741108.7480.311043g
135.0131.136022.509210.01533230.02651520.65689733.4928114.540.325323g
140.1151.14462.478230.0155150.02711820.65485633.9115120.3760.339532g
145.2171.153092.448010.01569710.02772620.65281934.3301126.2550.353671g
150.3191.16152.418510.01587830.02833910.65078534.7488132.1770.367739g
155.4211.169812.389720.01605890.02895680.64875335.1674138.140.381738g
160.5231.178042.361610.01623860.02957930.64672335.5861144.1460.395667g
165.6261.186172.334150.01641750.03020660.64469536.0048150.1920.409529g
170.7281.194222.307320.01659560.03083840.64266736.4234156.280.423323g
175.831.202182.28110.01677290.03147480.64064236.8421162.4080.43705g
180.9321.210052.255470.01694940.03211580.63861837.2607168.5760.45071g
186.0341.217842.230410.01712520.03276120.63659937.6794174.7840.464305g
191.1361.225542.20590.01730010.03341090.63458438.0981181.0310.477834g
196.2381.233162.181920.01747440.0340650.63257638.5167187.3160.491298g
201.341.240692.158460.0176480.03472340.63057438.9354193.640.504698g
206.4421.248132.13550.01782090.0353860.62857839.354200.0020.518033g
211.5441.25552.113020.0179930.03605270.62658939.7727206.4010.531306g
216.6461.262782.091010.01816450.03672350.62460640.1914212.8370.544515g
221.7481.269982.069450.01833520.03739840.62262840.61219.310.557662g
226.851.27712.048330.01850520.03807730.62065441.0287225.8190.570747g

Property Profiles for 1,1,1-Trifluoroethane

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 1,1,1-Trifluoroethane (CAS 420-46-2) 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 1,1,1-Trifluoroethane 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 1,1,1-Trifluoroethane 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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