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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
3539	1,7-Heptanediol	629-30-1	C7H16O2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	9	4	293-343 K	Liquid	4
Dielectric Constant	23	3	283-473 K	Supercooled Liquid	1
				Glass	1
				Liquid	1
Enthalpy (H-H298)	2	2	323-323 K	Gas/Vapor	1
				Liquid	1
Heat of Fusion	2	2	(hidden)	Solid-Liquid	2
Heat of Vaporization	10	4	298-341 K	Vapor-Liquid	4
Melting Point	4	4	(hidden)	Solid-Liquid	3
				Solid-Liquid-Vapor	1
Molar Heat Capacity (cP)	41	1	293-353 K	Liquid	1
Std. Heat of Combustion	1	1	298-298 K	Solid	1
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	1
				Solid	1
Vapor Pressure	6	6	381-429 K	Vapor-Liquid	6
Viscosity (Dynamic)	20	1	293-359 K	Liquid	1

Pure Component Properties Data Bank Information Page

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