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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
845	Cyclopentene	142-29-0	C5H8	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	5	5	(hidden)	Critical Point	5
Density	33	14	259-499 K	Liquid	12
				Vapor Phase of VLE	1
				Liquid Phase of VLE	1
Dielectric Constant	20	3	126-319 K	Liquid	2
				Solid	1
Entropy	6	6	298-298 K	Gas/Vapor	6
G-function	62	4	100-1500 K	Gas/Vapor	4
Heat of Fusion	1	1	(hidden)	Solid-Liquid	1
Heat of Transition	1	1	87-87 K	Solid-Solid	1
Heat of Vaporization	1	1	300-300 K	Vapor-Liquid	1
Ideal Gas Heat Capacity	65	5	100-1500 K	Ideal Gas	5
Melting Point	7	7	(hidden)	Solid-Liquid	7
Molar Heat Capacity (cP)	88	3	12-301 K	Crystal 2	1
				Crystal 1	1
				Liquid	1
Second Virial Coefficient	5	1	333-373 K	Gas/Vapor	1
Speed of Sound	1	1	303-303 K	Liquid	1
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	1
				Liquid	1
Surface Tension	6	3	239-308 K	Liquid	3
Thermal Conductivity	15	2	223-313 K	Liquid	2
Transition Temperature	1	1	(hidden)	Solid-Solid	1
Vapor Pressure	77	29	196-506 K	Vapor-Liquid	29
Viscosity (Dynamic)	3	2	287-303 K	Liquid	2
Mixture Flash Points	1	1	668-668 K	n.a.	n.a.

Pure Component Properties Data Bank Information Page
Why are pure component data in a mixture data bank (MSOS, MTCN, etc.)?

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