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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
1272	Tetracosane	646-31-1	C24H50	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	4	4	(hidden)	Critical Point	4
Decomposition Temperature	1	1	474-474 K	Liquid	1
Density	107	16	304-579 K	Liquid	15
				Solid	1
Enthalpy	97	2	293-392 K	Liquid	1
				Solid	1
Heat of Fusion	22	19	(hidden)	Solid-Liquid	18
				Crystal 2 > Liquid	1
Heat of Transition	14	14	319-333 K	Solid-Solid	11
				Crystal 2 > Crystal 1	3
Heat of Vaporization	8	7	298-463 K	Vapor-Liquid	7
Melting Point	94	47	(hidden)	Solid-Liquid	47
Molar Heat Capacity (cP)	31	2	80-433 K	Liquid	1
				Solid	1
Molar Heat Capacity (cV)	5	1	300-425 K	Liquid	1
Speed of Sound	130	12	333-523 K	Liquid	10
				Liquid Phase of VLE	2
Surface Tension	30	5	323-573 K	Liquid	4
				Liquid Phase of VLE	1
Thermal Conductivity	84	6	298-613 K	Liquid	5
				Solid	1
Transition Temperature	34	19	(hidden)	Solid-Solid	13
				Crystal 2 > Crystal 1	3
				Crystal 1-Crystal 2-Liquid	1
				Crystal > Rotator	1
				Solid-Liquid	1
Triple Point	2	2	(hidden)	Solid1-Solid2-Liquid	1
				Solid-Liquid-Vapor	1
Vapor Pressure	242	27	308-667 K	Vapor-Liquid	26
				Further States	1
Viscosity (Dynamic)	22	7	328-579 K	Liquid	7
Mixture Flash Points	1	1	508-508 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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