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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Bioaccumulation: aquatic / sediment

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Administrative data

Link to relevant study record(s)

Description of key information

Bioaccumulation in aquatic biota is unlikely.

Key value for chemical safety assessment

BCF (aquatic species):
4.84 L/kg ww

Additional information

Due to the calculated log Pow of 1.543 for the test substance 'diallyl 2,2'oxydiethyl dicarbonate' (EC 205 -528 -7), which is a near analogue of 'Reaction mass of 2,2'-oxydiethanol and 2,2-dimethylpropane-1,3-diol and diallyl 2,2'-oxydiethyl dicarbonate and diallyl carbonate and pentaerythritol' (EC 700 -742 -1), accumulation in organisms is not expected. Trigger value for undertaking an experimental aquatic bioaccumulation test is a logPow value of 4.5 or higher. Hence, no further studies regarding bioaccumulation in organisms are performed.

The bioconcentration factor (BCF) of Diallyl-2,2'-oxydiethyl dicarbonate (EC 205 -528 -7) was determined by the computer program BCFBAF v3.01 (EPIWIN software) by US-EPA for completeness (Chemservice S.A., 2010). Using the regression-based estimate (traditional method) of the computer program BCFBAF from US-EPA a Bioconcentration Factor (BCF) of 4.843 L/kg wet-wt was calculated for the test substance, confirming that bioaccumulation in aquatic biota is unlikely.