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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
3874	Phthalic anhydride	85-44-9	C8H4O3	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Density	3	2	403-453 K	Liquid	2
Enthalpy (H-H0)	42	3	10-450 K	Solid	2
				Liquid	1
Entropy	42	3	10-450 K	Solid	2
				Liquid	1
Heat of Fusion	4	2	(hidden)	Solid-Liquid	1
				Solid	1
Heat of Sublimation	4	3	335-470 K	Vapor-Solid	3
Heat of Vaporization	2	2	367-410 K	Vapor-Liquid	1
				Vapor-Solid	1
Melting Point	25	24	(hidden)	Solid-Liquid	22
				Solid	2
Molar Heat Capacity (cP)	90	2	13-350 K	Solid	2
Standard Heat of Sublimation	1	1	298-298 K	Vapor-Solid	1
Std. Heat of Combustion	3	3	291-298 K	Solid	3
Std. Heat of Formation	5	5	291-298 K	Solid	4
				Gas/Vapor	1
Surface Tension	3	2	403-453 K	Liquid	2
Vapor Pressure	108	13	275-559 K	Vapor-Liquid	8
				Vapor-Solid	4
				Supercooled Liquid > Vapor	1
Viscosity (Dynamic)	4	1	428-453 K	Liquid	1
Octanol-Water Partition Coefficients	1	1	ambient

Pure Component Properties Data Bank Information Page

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