Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Auto flammability

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Administrative data

Link to relevant study record(s)

Description of key information

In accordance with Column 2 adaptation statement information requirement section 7.12  of Annex VII Regulation (EC) No 1907/2006 (REACH), this study does not need to be conducted for solids with melting points <160 °C. The melting Point of 4-Hydroxy TEMPO was determined to be 70°C at 1013 hPa. Thus, the determination of the auto-ignition temperature was waived.

Key value for chemical safety assessment

Additional information