Furan (C 4 H 4 O)

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Furan (C₄H₄O)
Categories:	Fluid; Solvent
Key Words:	C4H4O
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Physical Properties	Original Value	Comments

Density	0.9514 g/cc @Temperature 20.0 °C
Viscosity	0.361 cP @Temperature 25.0 °C
	0.38 cP @Temperature 20.0 °C	Dynamic Viscosity
Molecular Weight	68.08 g/mol
Vapor Pressure	0.09869 atm @Temperature -20.0 °C	Extrapolated beyond actual measurements.
	493.373 torr @Temperature 20.0 °C

Chemical Properties	Original Value	Comments
Critical Pressure	54.281 atm
Critical Temperature	217.08 °C
Critical Density	0.312 g/cc
Critical Molar Volume	218 cm³/mol

Thermal Properties	Original Value	Comments
Heat of Fusion	55.82 J/g	Enthalpy of fusion at normal melting point
Heat of Vaporization	398.1 J/g	Enthalpy of vaporization at normal boiling temperature
Specific Heat Capacity	0.960 J/g-°C @Temperature 25.0 °C	Vapor
Thermal Conductivity	0.126 W/m-K @Temperature 25.0 °C
Melting Point	-85.61 °C	At atmospheric pressure (760 torr)
Boiling Point	31.4 °C @Pressure 0.101 MPa

Optical Properties	Original Value	Comments
Refractive Index	1.4214 @Temperature 20.0 °C, Wavelength 589.3 nm	Na D line

Descriptive Properties
Antoine's Vapor Pressure A Parameter	16.0612
Antoine's Vapor Pressure B Parameter	2442.7
Antoine's Vapor Pressure C Parameter	-45.41
Antoine's Vapor Pressure Formula	ln π_p = A - B/(T+C)	P in mmHg and T in K
CAS registry number (CARN)	110-00-9
Chemical Formula	C₄H₄O
Critical Compressibility (Zc)	0.294
Dipole moment (p/C.m)	2.335E-28
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	389.4
Dynamic Viscosity Parameter B	222.7
Henry's Law Constant (atm m³/mol)	0.00538
Molar Heat Capacity (298K)	65.39 J/mol-K
Molar Heat Capacity of Vapor a Parameter	-35.5054
Molar Heat Capacity of Vapor b Parameter	0.4318
Molar Heat Capacity of Vapor c Parameter	-0.0003452
Molar Heat Capacity of Vapor d Parameter	1.074E-07
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³	C_p in J/mol-K
UN Number	2389

References for this datasheet.

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