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Dortmund Data Bank Thermophysical Data for Process Design Contact: ☎ +49 441 361819 0 or ✉ info@ddbst.com

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DDB#	Name	CAS-RN	Formula
450	trans-2-Butene	624-64-6	C4H8	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	4	4	(hidden)	Critical Point	4
Density	536	17	223-523 K	Liquid	9
				Liquid Phase of VLE	3
				Supercritical	3
				Vapor Phase of VLE	1
				Gas/Vapor	1
Enthalpy (H-H298)	14	1	0-1500 K	Ideal Gas	1
Entropy	5	5	298-298 K	Gas/Vapor	5
G-function	28	2	298-1500 K	Gas/Vapor	2
Heat of Fusion	2	2	(hidden)	Solid-Liquid	2
Heat of Vaporization	21	4	272-394 K	Vapor-Liquid	4
Ideal Gas Heat Capacity	31	3	298-1500 K	Ideal Gas	3
Melting Point	4	4	(hidden)	Solid-Liquid	4
Molar Heat Capacity (cP)	90	6	15-773 K	Liquid	3
				Solid	2
				Gas/Vapor	1
Std. Heat of Combustion	2	2	298-298 K	Gas/Vapor	1
				Liquid	1
Std. Heat of Formation	15	2	0-1500 K	Gas/Vapor	2
Surface Tension	2	2	274-298 K	Liquid	2
Thermal Conductivity	23	6	223-773 K	Gas/Vapor	5
				Liquid	1
Vapor Pressure	123	24	174-429 K	Vapor-Liquid	24
Viscosity (Dynamic)	24	3	223-573 K	Gas/Vapor	2
				Liquid	1
Octanol-Water Partition Coefficients	2	2	ambient

Pure Component Properties Data Bank Information Page

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