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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
468	2,2-Dimethylpropane	463-82-1	C5H12	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Compressibility (isothermal)	1	1	298-298 K	Liquid	1
Critical Data	4	4	(hidden)	Critical Point	4
Density	802	44	136-548 K	Liquid	24
				Gas/Vapor	9
				Vapor Phase of VLE	3
				Solid	3
				Further States	5
Dielectric Constant	30	5	109-298 K	Solid	2
				Crystal 2	1
				Crystal 1	1
				Liquid	1
Entropy	4	4	298-298 K	Gas/Vapor	4
G-function	14	1	298-1500 K	Gas/Vapor	1
Heat of Fusion	2	2	(hidden)	Solid-Liquid-Vapor	1
				Solid-Liquid	1
Heat of Transition	2	2	140-141 K	Crystal 2 > Crystal 1	1
				Solid-Solid	1
Heat of Vaporization	10	3	265-304 K	Vapor-Liquid	3
Ideal Gas Heat Capacity	67	5	250-1500 K	Ideal Gas	5
Melting Point	25	9	(hidden)	Solid-Liquid	9
Molar Heat Capacity (cP)	223	6	4-279 K	Crystal 2	2
				Crystal 1	2
				Liquid	2
Second Virial Coefficient	113	14	251-550 K	Gas/Vapor	14
Speed of Sound	205	11	263-433 K	Liquid	11
Std. Heat of Formation	5	5	298-298 K	Gas/Vapor	5
Thermal Conductivity	5	4	300-373 K	Gas/Vapor	4
Transition Temperature	1	1	(hidden)	Solid-Solid	1
Triple Point	1	1	(hidden)	Solid-Liquid-Vapor	1
Vapor Pressure	213	26	206-434 K	Vapor-Liquid	24
				Vapor-Solid	2
Viscosity (Dynamic)	192	16	258-631 K	Gas/Vapor	10
				Liquid	6
Octanol-Water Partition Coefficients	3	3	298 K

Pure Component Properties Data Bank Information Page

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