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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

L-Phenylalanine is considered not to be auto-flammable.

Key value for chemical safety assessment

Additional information

The auto-flammability of L-phenylalanine was tested in a GLP guideline study according to EU Method A.16 (Relative Self-Ignition Temperature for Solids).

The test item L-phenylalanine shows no self-heating up to the melting of the test item at a temperature of 165 °C. No self-ignition of the test item was observed. L-Phenylalanine is considered not to be auto-flammable.