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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
3875	4-Hydroxy benzoic acid	99-96-7	C7H6O3	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	9	6	173-303 K	Solid	3
				Crystal 3	1
				Crystal 2	1
				Crystal 1	1
Diffusion Coefficient	1	1	293-293 K	Gas/Vapor	1
Entropy of Fusion	1	1	(hidden)	Solid-Liquid	1
Heat of Fusion	7	7	(hidden)	Solid-Liquid	6
				Crystal 1 > Liquid	1
Heat of Sublimation	10	5	298-415 K	Vapor-Solid	5
Melting Point	32	31	(hidden)	Solid-Liquid	31
Molar Heat Capacity (cP)	18	1	95-284 K	Solid	1
Standard Heat of Melting	1	1	298-298 K	Solid-Liquid	1
Standard Heat of Sublimation	1	1	298-298 K	Vapor-Solid	1
Standard Heat of Vaporization	1	1	298-298 K	Vapor-Liquid	1
Std. Heat of Combustion	4	4	291-298 K	Solid	4
Std. Heat of Formation	5	5	291-298 K	Solid	4
				Gas/Vapor	1
Vapor Pressure	65	6	334-432 K	Vapor-Solid	6
Octanol-Water Partition Coefficients	25	25	294-310 K

Pure Component Properties Data Bank Information Page

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