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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Based on its physical chemical properties, octan-3-one has to be classified as a Flammable liquid category 3 according to the criteria of Regulation 1272/2008/EC (CLP), due to its flash point of 53ºC.

Octan-3-one is a colourless liquid at ambient temperature and pressure.

The melting point of octan-3-one is -23°C (250 K).

The substance octan-3-one has a boiling point 169 -173° C (442 - 446 K).

The relative density of octan-3-one is 820 kg/m3 at 20°C (293 K).

The substance octan-3-one has a vapour pressure of 0.267 kPa

The partition coefficient (Log Pow) of octan-3-one is 2.9 at 32°C (305 K) at pH 7.

The water solubility of octan-3-one is 647.0 mg/L at 20°C.

The flash point of octan-3-one is 53°C.

The substance octan-3-one has an auto-ignition temperature of 365°C.

Additional information