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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
235	Butyric acid	107-92-6	C4H8O2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	8	8	(hidden)	Critical Point	8
Density	364	133	90-553 K	Liquid	130
				Further States	3
Dielectric Constant	19	7	283-403 K	Liquid	7
Flash Point	6	6	(hidden)	Liquid	6
Heat of Fusion	3	3	(hidden)	Solid-Liquid	2
				Solid-Liquid-Vapor	1
Heat of Transition	1	1	223-223 K	Solid-Solid	1
Heat of Vaporization	17	6	250-600 K	Vapor-Liquid	6
Melting Point	28	28	(hidden)	Solid-Liquid	28
Molar Heat Capacity (cP)	165	10	16-540 K	Liquid	6
				Crystal 2	2
				Crystal 1	1
				Gas/Vapor	1
Speed of Sound	28	15	286-430 K	Liquid	15
Std. Heat of Combustion	3	3	293-298 K	Liquid	3
Std. Heat of Formation	2	2	298-298 K	Liquid	2
Surface Tension	75	22	273-404 K	Liquid	21
				Further States	1
Thermal Conductivity	44	9	273-673 K	Liquid	8
				Gas/Vapor	1
Transition Temperature	1	1	(hidden)	Solid-Solid	1
Vapor Pressure	551	120	278-452 K	Vapor-Liquid	119
				Further States	1
Viscosity (Dynamic)	83	30	276-429 K	Liquid	26
				Gas/Vapor	4
Viscosity (Kinematic)	5	2	298-363 K	Liquid	2
Octanol-Water Partition Coefficients	4	4	293-298 K
Mixture Flash Points	2	2	335-773 K	n.a.	n.a.

Pure Component Properties Data Bank Information Page
Why are pure component data in a mixture data bank (MSOS, MTCN, etc.)?

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