Evonik Butadiene-1,2 Combustible gas

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Evonik Butadiene-1,2 Combustible gas
Categories:	Fluid
Material Notes:	Properties: Butadine-1, 2 is a colorless, combustible gas with a characteristic odor. It is easily condensable under pressure. Butadiene-1,2 is soluble in hydrocarbons, alcohols and ethers, but virtually insoluble in water. On request the product can be stabilized with TBC. The storage temperature should not exceed 50°C and they exclusion of oxygen is recommended. Butadiene-1,2 is classified as highly flammable and dangerous for the environment. Information provided by Evonik
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Physical Properties	Metric	English	Comments

Density	1.95 g/cc	0.0704 lb/in³
	0.625 g/cc @Temperature 20.0 °C	0.0226 lb/in³ @Temperature 68.0 °F
	0.626 g/cc @Temperature 40.0 °C	0.0226 lb/in³ @Temperature 104 °F
	0.639 g/cc @Temperature 30.0 °C	0.0231 lb/in³ @Temperature 86.0 °F
	0.664 g/cc @Temperature 10.0 °C	0.0240 lb/in³ @Temperature 50.0 °F
	0.675 g/cc @Temperature 0.000 °C	0.0244 lb/in³ @Temperature 32.0 °F
	0.687 g/cc @Temperature -10.0 °C	0.0248 lb/in³ @Temperature 14.0 °F
Molecular Weight	54.09 g/mol	54.09 g/mol
Vapor Pressure	0.432 bar @Temperature -10.0 °C	324 torr @Temperature 14.0 °F
	0.662 bar @Temperature 0.000 °C	497 torr @Temperature 32.0 °F
	0.981 bar @Temperature 10.0 °C	736 torr @Temperature 50.0 °F
	1.411 bar @Temperature 20.0 °C	1058 torr @Temperature 68.0 °F
	1.976 bar @Temperature 30.0 °C	1482 torr @Temperature 86.0 °F
	2.701 bar @Temperature 40.0 °C	2026 torr @Temperature 104 °F
	3.613 bar @Temperature 50.0 °C	2710 torr @Temperature 122 °F
	4.739 bar @Temperature 60.0 °C	3555 torr @Temperature 140 °F
	7.743 bar @Temperature 80.0 °C	5808 torr @Temperature 176 °F

Chemical Properties	Metric	English	Comments
Critical Pressure	43.6 bar	32700 torr
Critical Temperature	178.9 °C	354.0 °F

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.471 J/g-°C	0.3516 BTU/lb-°F	gaseous at 25°C
	2.247 J/g-°C	0.5370 BTU/lb-°F	liquid at boiling point
Boiling Point	10.9 °C @Pressure 0.1013 MPa	51.6 °F @Pressure 14.69 psi

Descriptive Properties
Content	<0.1%		Butadine-1,3
	<0.3%		C5-Hydrocarbons
	<100 mg/kg		Propadiene
	<2.5%		cis-Butene-2
	<300 mg/kg		Alkynes (total)
	>97%		Butadine-1,2
Heat of Evaporation	0°C
	20°C
	40°C
	60°C
	80°C

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 view all the property values for this datasheet as they were originally entered into MatWeb.

PEVONIL942 / 197146

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