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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

measured: -1.1 up to +0.9

Key value for chemical safety assessment

at the temperature of:
20 °C

Additional information

1. European Union Risk Assessment Report of Acrolein (EU, 2001)

Partition coefficient n-octanol/water log Kow:

-calculated: -0.68 up to +1.02

-measured: -1.1 up to +0.9

2. Agreement with further international Reports and Studies published after finalisation of the EU Risk Assessment Report 2001

US ATSDR (2007): n-octanol/water partition coefficient log Kow=-0.01

WHO (2002): n-octanol/water partition coefficient log Kow=-1.1 to 1.02

3. Substantial disagreements in comparison to further international Reports to European Union Risk Assessment Report 2001

None

4. Additional aspects in further international Reports

None

5. Additional information in newer Studies, not included in the European Union Risk Assessment Report 2001 or further cited international reports

None

6. Conclusions

Calculated and measured log Kow values of acrolein ranged from -1.1 to +1.02.