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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Description of key information

Key value for chemical safety assessment

Bioaccumulation potential:
no bioaccumulation potential

Additional information

Functional groups relevant for hydrolysis

The substance contains ether bonds wich are generally stable with regard to pH-dependent hydrolysis at pH values present in the gastrointestinal tract. Hydrolysis of the substance is, therefore not expected.

Functional groups relevant for elimination

The route of excretion is assumed to be via the biles using the glucuronic acid-conjugate pathway; glucuronic acid conjugates are most likely formed with the phenolic -OH groups. It is considered rather unlikely, that water-soluble metabolites would be formed by oxidation along the sidechain and sulfation on the phenolic -OH. Thus, the absence of metabolism and subsequent excretion of unchanged material is also possible.

Indication of uptake

In the intestines, due to its very low solubility in water and the large molecular weight only a small amount of the article is expected to be absorbed. Almost the entire ingested test item is expected to pass the intestines unchanged and to be excreted directly via faeces.

Evaluation of the bioaccumulation potential

A bioaccumulation of the test substance is considered unlikely, due to the fact that the test item is most likely not absorbed from the gastrointestinal system.