1-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene Thermodynamic Properties vs Temperature (CAS 39969-28-3)

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

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Property Profile for 1-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene

Calculated properties vs. Temperature

Profile Data

Equilibrium Thermodynamic and Transport Properties of 1-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene 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
-23.151.126661178.63N/A N/A N/A 0.236196-58.9262-0.215052s
-18.0481.147151176N/A N/A N/A 0.236724-53.1257-0.192085s
-12.94591.167681173.38N/A N/A N/A 0.237253-47.2205-0.169165s
-7.843881.188241170.76N/A N/A N/A 0.237785-41.2106-0.146293s
-2.741841.208841168.13N/A N/A N/A 0.238319-35.0956-0.123463s
2.36021.229471165.51N/A N/A N/A 0.238856-28.8754-0.100675s
7.462241.250151162.88N/A N/A N/A 0.239395-22.5499-0.0779266s
12.56431.270861160.26N/A N/A N/A 0.239937-16.1188-0.0552148s
17.66631.291611157.63N/A N/A N/A 0.240481-9.58187-0.032538s
22.76841.312411155.01N/A N/A N/A 0.241027-2.93897-0.0098944s
27.87041.333241152.38N/A N/A N/A 0.2415763.810120.012718s
32.97241.354121149.76N/A N/A N/A 0.24212710.66560.0353008s
38.07451.375041147.13N/A N/A N/A 0.24268117.62770.0578558s
43.17651.3961144.51N/A N/A N/A 0.24323824.69670.0803845s
48.27861.80741019.37N/A 0.101338N/A 0.273099174.0520.55046l
53.38061.826921016.78N/A 0.100684N/A 0.273793183.3240.579077l
58.48271.846171014.19N/A 0.10003N/A 0.274492192.6940.607551l
63.58471.865151011.59N/A 0.0993767N/A 0.275198202.1620.635883l
68.68671.883861008.99N/A 0.0987229N/A 0.275909211.7260.664071l
73.78881.902291006.37N/A 0.0980691N/A 0.276626221.3840.692117l
78.89081.920461003.75N/A 0.0974154N/A 0.277348231.1360.720021l
83.99291.938351001.12N/A 0.0967615N/A 0.278077240.980.747783l
89.09491.95598998.477N/A 0.0961077N/A 0.278813250.9150.775403l
94.19691.97333995.829N/A 0.0954539N/A 0.279554260.9390.802881l
99.2991.99042993.173N/A 0.0948001N/A 0.280302271.0510.830217l
104.4012.00723990.507N/A 0.0941463N/A 0.281056281.2490.857413l
109.5032.02377987.833N/A 0.0934924N/A 0.281817291.5320.884467l
114.6052.04005985.15N/A 0.0928386N/A 0.282584301.8990.91138l
119.7072.05605982.458N/A 0.0921847N/A 0.283359312.3480.938152l
124.8092.07178979.757N/A 0.0915308N/A 0.28414322.8790.964784l
129.9112.08724977.046N/A 0.0908769N/A 0.284928333.4890.991275l
135.0132.10243974.326N/A 0.0902231N/A 0.285724344.1771.01763l
140.1152.11735971.596N/A 0.0895692N/A 0.286527354.9421.04384l
145.2172.132968.857N/A 0.0889153N/A 0.287337365.7821.06991l
150.3192.14638966.107N/A 0.0882613N/A 0.288155376.6961.09584l
155.4212.16049963.347N/A 0.0876074N/A 0.28898387.6831.12163l
160.5232.17433960.578N/A 0.0869535N/A 0.289813398.7421.14728l
165.6262.1879957.797N/A 0.0862995N/A 0.290654409.871.17279l
170.7282.20119955.006N/A 0.0856456N/A 0.291504421.0671.19816l
175.832.21422952.205N/A 0.0849916N/A 0.292362432.3311.22339l
180.9322.22698949.392N/A 0.0843377N/A 0.293228443.661.24848l
186.0342.23946946.569N/A 0.0836837N/A 0.294102455.0541.27343l
191.1362.25168943.734N/A 0.0830297N/A 0.294986466.5111.29825l
196.2382.26362940.888N/A 0.0823757N/A 0.295878478.031.32292l
201.342.2753938.03N/A 0.0817217N/A 0.29678489.6091.34746l
206.4422.2867935.16N/A 0.0810677N/A 0.29769501.2471.37185l
211.5442.29783932.278N/A 0.0804136N/A 0.298611512.9421.39611l
216.6462.3087929.384N/A 0.0797596N/A 0.29954524.6941.42023l
221.7482.31929926.477N/A 0.0791056N/A 0.30048536.51.44421l
226.852.32961923.558N/A 0.0784515N/A 0.30143548.361.46805l

Property Profiles for 1-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene

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-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene (CAS 39969-28-3) 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-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene 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-Methoxy-4-[2-(4-pentylphenyl)ethynyl]benzene 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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