1-Propanol (Propyl alcohol), C 3 H 8 O

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1-Propanol (Propyl alcohol), C₃H₈O
Categories:	Fluid; Solvent
Key Words:	C3H8O
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Physical Properties	Metric	English	Comments

Density	0.804 g/cc @Temperature 20.0 °C	0.0290 lb/in³ @Temperature 68.0 °F
Viscosity	2.204 cP @Temperature 20.0 °C	2.204 cP @Temperature 68.0 °F	Dynamic Viscosity
Molecular Weight	60.096 g/mol	60.096 g/mol
Vapor Pressure	0.01941 bar @Temperature 20.0 °C	14.56 torr @Temperature 68.0 °F
Surface Tension	23.45 dynes/cm @Temperature 20.0 °C	23.45 dynes/cm @Temperature 68.0 °F

Chemical Properties	Metric	English	Comments
Critical Pressure	51.7 bar	38800 torr
Critical Temperature	264 °C	507 °F
Critical Density	0.274 g/cc	0.00990 lb/in³
Critical Molar Volume	219 cm³/mol	13.4 in³/mol

Electrical Properties	Metric	English	Comments
Dielectric Constant	20.45 @Temperature 20.0 °C	20.45 @Temperature 68.0 °F

Thermal Properties	Metric	English	Comments
Heat of Vaporization	694.8 J/g	298.9 BTU/lb
Specific Heat Capacity	2.394 J/g-°C	0.5722 BTU/lb-°F
	1.434 J/g-°C @Temperature 25.0 °C	0.3427 BTU/lb-°F @Temperature 77.0 °F	Vapor
Thermal Conductivity	0.1553 W/m-K @Temperature 20.0 °C	1.078 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Melting Point	-126.3 °C	-195.3 °F
Boiling Point	97.3 °C	207 °F

Optical Properties	Metric	English	Comments
Refractive Index	1.386 @Wavelength 589.3 nm	1.386 @Wavelength 589.3 nm	n_D

Descriptive Properties
Antoine's Vapor Pressure A Parameter	17.5439
Antoine's Vapor Pressure B Parameter	3166.38
Antoine's Vapor Pressure C Parameter	-80.15
Antoine's Vapor Pressure Formula	ln π_p = A - B/(T+C)		P in mmHg and T in K
CAS registry number (CARN)	71-23-8
Chemical Formula	C₃H₈O
Critical Compressibility (Zc)	0.253
Dipole moment (p/C.m)	5.671E-28
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	951.04
Dynamic Viscosity Parameter B	327.83
Henry's Law Constant (atm m³/mol)	6.85E-06
Molar Heat Capacity (298K)	86.199 J/mol-K
Molar Heat Capacity of Vapor a Parameter	2.4686
Molar Heat Capacity of Vapor b Parameter	0.3323
Molar Heat Capacity of Vapor c Parameter	-0.0001854
Molar Heat Capacity of Vapor d Parameter	4.923E-08
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³		C_p in J/mol-K
UN Number	1274
UV cut-off (nm)	210

References for this datasheet.

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