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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
biodegradation in soil: simulation testing
Type of information:
experimental study planned

Data source

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 307 (Aerobic and Anaerobic Transformation in Soil)
Deviations:
yes
Principles of method if other than guideline:
As there is no possibility to obtain 14C Iabelled test item, the degradation tests can be conducted using non-labelled test item. ln that case, it is possible to determine the dissipation rate of the test item from different compartments (e.g. soil extracts or water). The development of non-extractable residues (NERs) and the screening for unknown transformation products (including volatiles and complete mineralisation to CO2) cannot be facilitated. See for more details attached statement.

Test material

Constituent 1
Chemical structure
Reference substance name:
Di-tert-butyl 1,1,4,4-tetramethyltetramethylene diperoxide
EC Number:
201-128-1
EC Name:
Di-tert-butyl 1,1,4,4-tetramethyltetramethylene diperoxide
Cas Number:
78-63-7
Molecular formula:
C16H34O4
IUPAC Name:
2,5-bis(tert-butylperoxy)-2,5-dimethylhexane
Radiolabelling:
no
Remarks:
Synthesis of radiolabelled test item is not feasible (see attached statement).

Results and discussion

Applicant's summary and conclusion