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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
3492	Pentacosane	629-99-2	C25H52	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Decomposition Temperature	1	1	485-485 K	Liquid	1
Density	2	2	327-343 K	Liquid	2
Enthalpy	97	2	293-392 K	Liquid	1
				Solid	1
Heat of Fusion	9	9	(hidden)	Solid-Liquid	9
Heat of Transition	9	9	309-320 K	Solid-Solid	5
				Crystal 2 > Crystal 1	3
				Crystal 3 > Crystal 2	1
Heat of Vaporization	4	4	298-298 K	Vapor-Liquid	4
Melting Point	30	22	(hidden)	Solid-Liquid	22
Molar Heat Capacity (cP)	21	3	91-373 K	Solid	2
				Liquid	1
Transition Temperature	16	10	(hidden)	Solid-Solid	6
				Crystal 2 > Crystal 1	2
				Crystal 1-Crystal 2-Liquid	1
				Crystal > Plastic	1
Vapor Pressure	156	10	356-531 K	Vapor-Liquid	10
Mixture Flash Points	4	2	505-602 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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