Acrylic acid, C 3 H 4 O 2

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Acrylic acid, C₃H₄O₂
Categories:	Fluid; Solvent
Key Words:	C3H4O2
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Physical Properties	Original Value	Comments

Density	1.051 g/cc @Temperature 20.0 °C
Viscosity	1.3 cP @Temperature 20.0 °C	Dynamic Viscosity
Molecular Weight	72.064 g/mol
Vapor Pressure	2.661 torr @Temperature 20.0 °C
Surface Tension	28.1 dynes/cm @Temperature 20.0 °C

Chemical Properties	Original Value	Comments
Critical Pressure	55.7 atm
Critical Temperature	342 °C
Critical Density	0.343 g/cc
Critical Molar Volume	210 cm³/mol

Thermal Properties	Original Value	Comments
Heat of Vaporization	638.7 J/g
Specific Heat Capacity	1.077 J/g-°C @Temperature 25.0 °C	Vapor
Thermal Conductivity	0.190 W/m-K @Temperature 20.0 °C
Melting Point	11.9 °C
Boiling Point	140.9 °C

Optical Properties	Original Value	Comments
Refractive Index	1.422 @Wavelength 589.3 nm	n_D

Descriptive Properties
Antoine's Vapor Pressure A Parameter	16.5617
Antoine's Vapor Pressure B Parameter	3319.18
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)	79-10-7
Chemical Formula	C₃H₄O₂
Critical Compressibility (Zc)	0.23
Dipole moment (p/C.m)	none
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	733.02
Dynamic Viscosity Parameter B	307.15
Henry's Law Constant (atm m³/mol)	4E-07
Molar Heat Capacity (298K)	77.62 J/mol-K
Molar Heat Capacity of Vapor a Parameter	1.7405
Molar Heat Capacity of Vapor b Parameter	0.3189
Molar Heat Capacity of Vapor c Parameter	-0.0002351
Molar Heat Capacity of Vapor d Parameter	6.971E-08
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³	C_p in J/mol-K
UN Number	2218

References for this datasheet.

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