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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
1418	1-Chloro-1,1-difluoroethane [R142b]	75-68-3	C2H3ClF2	Overview

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Pure Component Data

Property	Points	Sets	Temperature Range	States	Sets
Critical Data	10	10	(hidden)	Critical Point	10
Density	575	69	210-464 K	Liquid	22
				Vapor Phase of VLE	12
				Superheated Vapor	10
				Gas/Vapor	9
				Supercritical	7
				Liquid Phase of VLE	5
				Critical Point	4
Dielectric Constant	196	11	207-304 K	Liquid	11
Entropy	1	1	298-298 K	Gas/Vapor	1
G-function	4	1	264-600 K	Gas/Vapor	1
Heat of Fusion	1	1	(hidden)	Solid-Liquid	1
Heat of Vaporization	5	1	254-292 K	Vapor-Liquid	1
Ideal Gas Heat Capacity	4	1	264-600 K	Ideal Gas	1
Molar Heat Capacity (cP)	179	11	93-460 K	Liquid	9
				Gas/Vapor	1
				Solid	1
Molar Heat Capacity (cV)	9	1	273-350 K	Liquid	1
Second Virial Coefficient	16	3	248-473 K	Gas/Vapor	3
Speed of Sound	337	25	233-473 K	Gas/Vapor	20
				Vapor Phase of VLE	3
				Liquid Phase of VLE	2
Std. Heat of Combustion	1	1	298-298 K	Gas/Vapor	1
Std. Heat of Formation	1	1	298-298 K	Gas/Vapor	1
Surface Tension	65	4	150-350 K	Liquid	3
				Liquid Phase of VLE	1
Thermal Conductivity	538	52	193-505 K	Liquid	26
				Gas/Vapor	24
				Further States	2
Vapor Pressure	374	28	204-410 K	Vapor-Liquid	28
Viscosity (Dynamic)	147	11	208-423 K	Gas/Vapor	6
				Liquid	5
Octanol-Water Partition Coefficients	3	3	278-323 K

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