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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
1	Acetaldehyde	75-07-0	C2H4O	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	1	1	(hidden)	Critical Point	1
Density	41	18	78-323 K	Liquid	16
				Liquid Phase of VLE	1
				Solid	1
Dielectric Constant	1	1	294-294 K	Liquid	1
Entropy	6	6	298-298 K	Gas/Vapor	6
Flash Point	1	1	(hidden)	Liquid	1
G-function	80	6	50-1500 K	Gas/Vapor	6
Heat of Vaporization	1	1	298-298 K	Vapor-Liquid	1
Ideal Gas Heat Capacity	92	8	50-1500 K	Ideal Gas	8
Joule-Thompson Coefficient (isenthalpic dT/dP)	12	1	297-298 K	Gas/Vapor	1
Melting Point	9	9	(hidden)	Solid-Liquid	9
Molar Heat Capacity (cP)	46	7	5-422 K	Liquid	3
				Gas/Vapor	2
				.alpha.-Liquid > .beta.-Liquid	1
				Solid	1
Molar Heat Capacity (cV)	2	1	200-280 K	Gas/Vapor	1
Second Virial Coefficient	7	2	304-374 K	Gas/Vapor	2
Speed of Sound	3	2	248-293 K	Liquid	2
Std. Heat of Combustion	3	3	298-298 K	Gas/Vapor	1
				Liquid	1
				Solid	1
Std. Heat of Formation	6	6	298-298 K	Gas/Vapor	3
				Liquid	2
				Solid	1
Surface Tension	16	2	273-323 K	Liquid	2
Thermal Conductivity	98	11	273-399 K	Gas/Vapor	7
				Liquid	4
Transition Temperature	1	1	(hidden)	.alpha.-Liquid > .beta.-Liquid	1
Vapor Pressure	161	54	176-383 K	Vapor-Liquid	54
Viscosity (Dynamic)	28	6	273-351 K	Liquid	5
				Gas/Vapor	1
Octanol-Water Partition Coefficients	1	1	298 K
Electrical Conductivities	1	1	273-273 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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