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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Link to relevant study record(s)

Description of key information

3-methoxybutyl acetate is considered to be readily biodegradable,  with > 70% degradation at the end of the 10 day window.

Key value for chemical safety assessment

Biodegradation in water:
readily biodegradable

Additional information

The key study by Hoechst AG (1995) is GLP compliant and follows a standard guideline. It is therefore considered suitable for use as a key study and shows 3-methoxybutyl acetate to be readily biodegradable, with > 70% degradation at the end of the 10 day window. Supporting studies show > 90% degradation in 3 days (Zahn and Wellens, 1980) and show 3-methoxybutyl acetate to be inherently biodegradable (Hoechst AG, 1996). On this basis, 3-methoxybutyl acetate is not considered likely to be persistent in the environment.