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Environmental fate & pathways

Adsorption / desorption

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Description of key information

logKoc: > 4 (KOCWIN v2.00)

Key value for chemical safety assessment

Additional information

No experimental studies are available for fatty acids, C16-18 (even numbered) and C16-18unsatd. (even numbered), mono-, diesters with neopentyl glycol and di-, triesters with trimethylolpropane (CAS 85186-92-1) on adsorption/desorption. Using KOCWIN v2.00 with SMILES notations, log Koc values of 3.99 – 14.91 (estimate with MCI method) were calculated, indicating a high adsorption potential of the test substance. This result is supported by the read-across substance Ester reaction products of fatty acid, C5-10, pentaerythritol and dipentaerythritol, resulting in a log Koc of 4 - 7 established in a guideline study according to OECD 121 under GLP conditions. Taking all information into account it can be concluded that the potential for adsorption of fatty acids, C16-18 (even numbered) and C16-18unsatd. (even numbered), mono-, diesters with neopentyl glycol and di-, triesters with trimethylolpropane is high.