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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Additional information

Appearance/physical state/colour

Phenazone is a white crystalline powder with no characteristic odour.

Melting point/freezing point

The melting point was determined to be approximately 111-113 degree C.

Boiling point

The boiling point was determined to be 142 degree C at 13 Pa.

Density

The relative density of the test substance was determined to be 1.19 g/cm3 at 20 degree C.

Vapour pressure

The vapour pressure of the test substance was determined to be below 0.012 mbar.

Partition coefficient

In an experimental study the partition coefficient of the test substance was determined to a log Pow of 0.38.

Water solubility

The water solubility was determined to be between 1000 g/L and 1700 g/L at 25 degree C.