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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Description of key information

Clear, colourless liquid.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:

Additional information

This information was used in a proprietary report (SRTC 1996) which was conducted in compliance with GLP. Although, there is a caveat stating that 'no claim of GLP compliance is made in respect of the test substance characterisation data given by the supplier' we feel this information can still be used for this endpoint.

This is supported by data from the CRC handbook (Lide 2008). No information on the primary source of this data or the methods used is available. However, this information is taken from the CRC Handbook which is a reliable peer reviewed handbook and so can be considered reliable and suitable for use for this endpoint. Therefore 2,4,4-trimethylpentene is a liquid at standard temperature and pressure