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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

In order to assess the biotic degradation of O,O-tert-Butyl isopropyl monoperoxycarbonate, a ready biodegradability test was performed which allows the biodegradability to be measured in an aerobic aqueous medium. The ready biodegradability was determined in the Closed Bottle test performed according to slightly modified OECD, EU and ISO Test Guidelines, and in compliance with the OECD principles of Good Laboratory Practice.

O,O-tert-Butyl isopropyl monoperoxycarbonate was biodegraded by 78% at day 28 in the OECD 301 Closed Bottle test. The substance should therefore be classified as readily biodegradable.

The prolonged OECD 301D test performed in 1999 showed biodegradion of 49% at 112 days, which would lead to inherently biodegradable. With the new study result showing ready biodegradability this test is no longer used and the substance is classified as readily biodegradable.

Additional information