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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
4749	Tetrahydropyran-2-one	542-28-9	C5H8O2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	26	7	293-333 K	Liquid	7
Dielectric Constant	2	1	293-313 K	Liquid	1
Enthalpy (H-H0)	18	4	5-340 K	Crystal 3	1
				Crystal 2	1
				Crystal 1	1
				Liquid	1
Entropy	18	4	5-340 K	Crystal 3	1
				Crystal 2	1
				Crystal 1	1
				Liquid	1
Heat of Fusion	3	3	(hidden)	Solid-Liquid	3
Heat of Transition	4	4	118-203 K	Solid-Solid	3
				Crystal 3 > Crystal 2	1
Heat of Vaporization	5	2	298-428 K	Vapor-Liquid	2
Melting Point	2	2	(hidden)	Solid-Liquid	2
Molar Heat Capacity (cP)	173	12	15-310 K	Solid	4
				Crystal 3	2
				Crystal 2	2
				Crystal 1	2
				Liquid	2
Speed of Sound	1	1	308-308 K	Liquid	1
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	2
Transition Temperature	4	4	(hidden)	Solid-Solid	3
				Crystal 3 > Crystal 2	1
Vapor Pressure	66	12	278-492 K	Vapor-Liquid	12
Viscosity (Dynamic)	1	1	308-308 K	Liquid	1
Octanol-Water Partition Coefficients	1	1	ambient

Pure Component Properties Data Bank Information Page

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