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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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


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Administrative data

Link to relevant study record(s)

Description of key information

The substance is hydrolytically stable at pH values 4, 7, 8 and 9 with half lifes of > 1 year (pH 4, 7 and 8), and 120 days (pH 9).

Key value for chemical safety assessment

Half-life for hydrolysis:
156 d
at the temperature of:
25 °C

Additional information

QSAR HYDROWIN™of EPI Suite™ v.4.11, USA, and a supporting, non-GLP experimental study with the monoester sulfosuccinate read-across substance CAS 37294-49-8 provides the following half-lifes of the substance:




Substance CAS


> 1 year



> 1 year

23386-52-9, 37294-49-8


> 1 year


9120 days37294 -49 -8