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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
783	1,2-Dicyanoethane	110-61-2	C4H4N2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	1	1	(hidden)	Critical Point	1
Density	28	8	286-381 K	Liquid	7
				Solid	1
Dielectric Constant	39	7	122-373 K	Liquid	4
				Solid	2
				Crystal 1	1
Enthalpy (H-H0)	44	3	5-350 K	Crystal 2	1
				Crystal 1	1
				Liquid	1
Entropy	1	1	298-298 K	Gas/Vapor	1
Heat of Fusion	9	9	(hidden)	Solid-Liquid	8
				Solid-Liquid-Vapor	1
Heat of Sublimation	1	1	290-290 K	Vapor-Solid	1
Heat of Transition	2	2	233-234 K	Crystal 2 > Crystal 1	1
				Solid-Solid	1
Melting Point	17	14	(hidden)	Solid-Liquid	14
Molar Heat Capacity (cP)	460	4	5-534 K	Liquid	2
				Crystal 2	1
				Crystal 1	1
Std. Heat of Formation	1	1	298-298 K	Gas/Vapor	1
Surface Tension	23	4	333-391 K	Liquid	4
Thermal Conductivity	8	1	331-393 K	Liquid	1
Transition Temperature	2	2	(hidden)	Crystal > Plastic	1
				Crystal 2 > Crystal 1	1
Triple Point	2	2	(hidden)	Solid-Liquid-Vapor	2
Vapor Pressure	15	9	279-458 K	Vapor-Liquid	8
				Vapor-Solid	1
Viscosity (Dynamic)	10	3	332-373 K	Liquid	3
Octanol-Water Partition Coefficients	1	1	293 K

Pure Component Properties Data Bank Information Page

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