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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
2022	Propadiene	463-49-0	C3H4	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	2	2	(hidden)	Critical Point	2
Density	13	3	203-343 K	Liquid	2
				Gas/Vapor	1
Dielectric Constant	5	1	156-269 K	Liquid	1
Entropy	2	2	298-298 K	Gas/Vapor	2
G-function	14	1	298-1500 K	Gas/Vapor	1
Heat of Fusion	1	1	(hidden)	Solid-Liquid-Vapor	1
Ideal Gas Heat Capacity	47	4	100-1500 K	Ideal Gas	4
Melting Point	2	2	(hidden)	Solid-Liquid	2
Second Virial Coefficient	7	1	293-353 K	Gas/Vapor	1
Vapor Pressure	43	11	127-353 K	Vapor-Liquid	9
				Supercooled Liquid > Vapor	1
				Crystal 1-Vapor	1
Octanol-Water Partition Coefficients	1	1	ambient

Pure Component Properties Data Bank Information Page

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