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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Description of key information

Melting point (triethoxyisobutylsilane): -72°C (OECD 102)

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-72 °C

Additional information

A melting point value of -72°C was determined for the susbtance using an appropriate OECD test guideline but not in compliance with GLP. The result is considered reliable and selected as key study. The key study is supported by a melting point value of -140°C which was obtained in a secondary source to which no reliability could be assigned. There is agreement between the two studies in that the melting point of the substance is <<-20°C.