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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
627	3-Methylheptane	589-81-1	C8H18	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	3	3	(hidden)	Critical Point	3
Density	49	16	273-564 K	Liquid	14
				Vapor Phase of VLE	1
				Liquid Phase of VLE	1
Dielectric Constant	10	2	213-333 K	Liquid	2
Entropy	1	1	298-298 K	Gas/Vapor	1
Heat of Vaporization	6	3	298-298 K	Vapor-Liquid	3
Melting Point	6	6	(hidden)	Solid-Liquid	6
Molar Heat Capacity (cP)	91	3	12-376 K	Liquid	2
				Solid	1
Speed of Sound	1	1	293-293 K	Liquid	1
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	2
Surface Tension	12	5	293-323 K	Liquid	5
Thermal Conductivity	16	2	259-333 K	Liquid	2
Vapor Pressure	84	21	238-564 K	Vapor-Liquid	21
Viscosity (Dynamic)	11	4	273-313 K	Liquid	4

Pure Component Properties Data Bank Information Page

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