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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
3665	1,3-Dimethylurea	96-31-1	C3H8N2O	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
G-function	40	3	0-330 K	Crystal 3	1
				Crystal 2	1
				Crystal 1	1
Heat of Fusion	4	4	(hidden)	Solid-Liquid	4
Heat of Sublimation	13	3	313-358 K	Vapor-Solid	3
Heat of Transition	2	2	161-301 K	Crystal 3 > Crystal 2	1
				Crystal 2 > Crystal 1	1
Heat of Vaporization	4	4	349-395 K	Vapor-Liquid	2
				Vapor-Solid	2
Melting Point	9	8	(hidden)	Solid-Liquid	8
Molar Heat Capacity (cP)	110	7	6-329 K	Crystal 3	3
				Crystal 2	2
				Crystal 1	2
Std. Heat of Formation	2	2	298-298 K	Gas/Vapor	1
				Solid	1
Vapor Pressure	41	3	317-378 K	Vapor-Solid	3

Pure Component Properties Data Bank Information Page

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