Styrene (Vinylbenzene), C 8 H 8

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Styrene (Vinylbenzene), C₈H₈
Categories:	Fluid; Solvent
Key Words:	C8H8
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Physical Properties	Original Value	Comments

Density	0.906 g/cc @Temperature 20.0 °C
Viscosity	0.781 cP @Temperature 20.0 °C	Dynamic Viscosity
Molecular Weight	104.152 g/mol
Vapor Pressure	4.533 torr @Temperature 20.0 °C

Chemical Properties	Original Value	Comments
Critical Pressure	39.4 atm
Critical Temperature	374 °C

Thermal Properties	Original Value	Comments
Heat of Vaporization	353.5 J/g
Specific Heat Capacity	1.173 J/g-°C @Temperature 25.0 °C	Vapor
Thermal Conductivity	0.1369 W/m-K @Temperature 20.0 °C
Melting Point	-30.7 °C
Boiling Point	145.2 °C

Optical Properties	Original Value	Comments
Refractive Index	1.544 @Wavelength 589.3 nm	n_D

Descriptive Properties
Antoine's Vapor Pressure A Parameter	16.0193
Antoine's Vapor Pressure B Parameter	3328.57
Antoine's Vapor Pressure C Parameter	-63.72
Antoine's Vapor Pressure Formula	ln π_p = A - B/(T+C)	P in mmHg and T in K
CAS registry number (CARN)	100-42-5
Chemical Formula	C₈H₈
Critical Compressibility (Zc)	0
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	528.64
Dynamic Viscosity Parameter B	276.71
Henry's Law Constant (atm m³/mol)	0.0026
Molar Heat Capacity (298K)	122.165 J/mol-K
Molar Heat Capacity of Vapor a Parameter	-28.2294
Molar Heat Capacity of Vapor b Parameter	0.6155
Molar Heat Capacity of Vapor c Parameter	-0.000402
Molar Heat Capacity of Vapor d Parameter	9.929E-08
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³	C_p in J/mol-K
UN Number	2055

References for this datasheet.

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