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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Adsorption / desorption

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Administrative data

Link to relevant study record(s)

Description of key information

The predicted log Koc of the test substance is 1.3370 L/kg. The Koc is 21.73 L/kg. 

Key value for chemical safety assessment

Koc at 20 °C:
21.73

Additional information

The test substance is a non-polar compound with a MW of 46.04. The relevant regression equation within KOCWIN v2.0 is: log Koc = 0.5213 MCI + 0.60 (where n = 69, r2 = 0.967). The preferred log Koc to use is that derived from the first order molecular connectivity index (MCI) model when an experimental log Kow is not available. The MCI of the test substance lies within the range of values defined by the training set (MCI 1.0-10.9158). Since the test substance lies within the domain of the QSAR as defined by this parameter value and the mode of action, its prediction is considered valid for use. The predicted log Koc of the test substance is 1.3370 L/kg.