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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Partition coefficient

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Administrative data

Link to relevant study record(s)

Description of key information

The experimental value of octanol water partition co-efficient (Log Pow) of 3-acetamido-5-amino-4-hydroxybenzenesulphonic acid is -0.301 at 30oC and pH of 3.05. This value indicates that the substance is relatively hydrophobic in nature.

Key value for chemical safety assessment

Log Kow (Log Pow):
-0.301
at the temperature of:
30 °C

Additional information

The experimental value of octanol water partition co-efficient (Log Pow) of 3-acetamido-5-amino-4-hydroxybenzenesulphonic acid is -0.301 at 30 deg c and pH of 3.05.This value indicates that the substance is hydrophilic in nature.Data from various modelling databases also show that this substance is relatively hydrophobic in nature.