Methyl Ethyl Ketone (CH 3 CH 2 COCH 3 ; 2-Butanone; MEK)

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Methyl Ethyl Ketone (CH₃CH₂COCH₃; 2-Butanone; MEK)
Categories:	Fluid; Solvent
Key Words:	CH3CH2COCH3
Vendors:	Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	0.8054 g/cc @Temperature 20.0 °C
Viscosity	0.405 cP @Temperature 25.0 °C
	0.413 cP @Temperature 20.0 °C	Dynamic Viscosity
Molecular Weight	72.12 g/mol
Vapor Pressure	0.09869 atm @Temperature 21.2 °C
	74.908 torr @Temperature 20.0 °C
Surface Tension	24.6 dynes/cm @Temperature 20.0 °C

Chemical Properties	Original Value	Comments
Critical Pressure	41.5198 atm
Critical Temperature	263.62 °C
Critical Density	0.270 g/cc
Critical Molar Volume	267 cm³/mol

Electrical Properties	Original Value	Comments
Dielectric Constant	18.51 @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
Heat of Fusion	116.3 J/g	Enthalpy of fusion at normal melting point
Heat of Vaporization	434 J/g	Enthalpy of vaporization at normal boiling temperature
Specific Heat Capacity	2.203 J/g-°C
	1.402 J/g-°C @Temperature 25.0 °C	Vapor
Thermal Conductivity	0.145 W/m-K @Temperature 25.0 °C
Melting Point	-86.64 °C	At atmospheric pressure (760 torr)
Boiling Point	30.0 °C	at 10 torr
	79.6 °C @Pressure 0.101 MPa

Optical Properties	Original Value	Comments
Refractive Index	1.3788 @Temperature 20.0 °C, Wavelength 589.3 nm	Na D line

Descriptive Properties
Antoine's Vapor Pressure A Parameter	16.5986
Antoine's Vapor Pressure B Parameter	3150.42
Antoine's Vapor Pressure C Parameter	-36.65
Antoine's Vapor Pressure Formula	ln π_p = A - B/(T+C)	P in mmHg and T in K
CAS registry number (CARN)	78-93-3
Chemical Formula	C₄H₈O
Critical Compressibility (Zc)	0.249
Dipole moment (p/C.m)	1.101E-27
Dynamic Viscosity Formula	log₁₀ η=A(1/T-1/B)
Dynamic Viscosity Parameter A	423.84
Dynamic Viscosity Parameter B	231.67
Henry's Law Constant (atm m³/mol)	5.59E-05
Molar Heat Capacity (298K)	101.143 J/mol-K
Molar Heat Capacity of Vapor a Parameter	10.937
Molar Heat Capacity of Vapor b Parameter	0.3557
Molar Heat Capacity of Vapor c Parameter	-0.0001899
Molar Heat Capacity of Vapor d Parameter	3.971E-08
Molar Heat Capacity of Vapor Formula	C_p = a + bT + cT² + dT³	C_p in J/mol-K
UN Number	1193
UV cut-off (nm)	330

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
3M Novec™ 7000 Engineered Fluid
Shandong Dongyue Shenzhou New Material Co Perfluoropropylenevinylether (PPVE)
LG Chemical LGflex TINTM Plasticizer
Methyl Isobutyl Ketone ((CH₃)₂CHCH₂COCH₃; MIBK; MIK; Hexone)
AGC Asahiklin AE3000AT Solvent

VORG031 / 74542

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message