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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Melting point / freezing point

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Administrative data

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Description of key information

A trend of increasing melting point with increasing carbon number is seen for category members.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
17.5 °C

Additional information

Melting point increases with increasing carbon number across the category. Data is available for category members with carbon numbers of C6 to C28. For the alpha olefins melting point is below -20°C until C14. For the olefins melting point remains below -20°C until around C20.