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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Link to relevant study record(s)

Description of key information

In contact with water 4,4,5,5-Tetramethyl-1,3,2-dioxaborolane undergoes a rapid hydrolysis to form boric acid (CAS 10043-35-3) and pinacol (CAS 76-09-5). Therefore the legal classification of boric acid in combination with self classification of pinacol are applied for 4,4,5,5-Tetramethyl-1,3,2-dioxaborolane.

Key value for chemical safety assessment

Additional information