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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information


Biodegradation in water: screening tests

The ready biodegradability of the read across substance Reaction products of γ-butyrolactone, naphthalene-1,6-diol and phthalic anhydride (EC 946-798-2) was determined according OECD 301 B under GLP conditions. The read across substance is not readily biodegradable according to OECD criteria, but poorly biodegradable (15% CO2/ThCO2 after 28 days).

Additional information