Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

1,1,1-trifluoroethane (HFC-143a) is a colorless odorless gas with a melting point of -111.3 deg. C and a boiling point of -47.4 deg. C. In accordance with REACH guidance, data on particle size, stability in organic solvents and identity of relevant degredation products, and viscosity are not needed as the substance is a gas. The vapor pressure at 25 deg. C is 1262 kPa. The log Kow is 1.06 and the water solubility is 761 mg/L at 25 deg. C and 1 atm. It is a flammable gas with flame limits of 7.1 to 16.1% at 20 -25 deg. C.