HCFC Properties  R-141b

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Dichlorofluoroethane   

CCI2FCH3

1,1-Dichloro-1-fluoroethane
CAS REGISTRY NUMBER: 1717-00-6
Appearance Clear colorless liquid 
Molecular Weight 116.95
Normal Boiling Point @ 1 atm F, (C) 89.7 (32.1)
Normal Freezing Point @ F, (C) -154.3 (-103.5)
Specific Gravity (water=1) @ 70F) (21C) 124
Vapor Pressure , 70F (21C), psia, (kPa) 9.95  (79.05)
Vapor density (Air=1) 4.1
Vapor Thermal Conductivity @ 70F (21C), Btu in/ft2 F 0.0675
Vapor Thermal Conductivity @ 70F (21C), mW/m-K 9.73
Liquid density @ 70F (21C), lb./ft3, (kg/m3) 77.5 (1241.5)
Volatiles by Volume, % @ 68F (20C) 100
Solubility in water @ 77F (25C) 1800
Water Solubility in HCFC-141b @ 77F (25C) 420
Auto Ignition Temperature, F, (C) 1022 (550)
Flash Point None
Vapor Flammability Limits (vol%) 7.6 -17.7

Last edited on:     

July 06, 2006

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