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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Description of key information

Additional information

The substance rapidly (instantaneously) hydrolyses to chlorendic acid.

An expert statement concerning the hydrolysis as a function of pH of Chlorendic Anhydride, is attached to the hydrolysis endpoint summary.

Chlorendic acid was found to rapidly degrade in UV light, both in water (half-life 16 days) and on solid surfaces ( half-life 5 days). The substance is fairly persistent in soil with half-life from 140 days (1 mg/kg concentration) to 280 days (at