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Physical & Chemical properties

Partition coefficient

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Description of key information

The log Kow of 1,3-butadiene is 1.99. 

Key value for chemical safety assessment

Log Kow (Log Pow):
1.99
at the temperature of:
20 °C

Additional information

The CRC Handbook is peer-reviewed and is considered reliable and suitable for use as the key study for this endpoint. In addition, this value is used in the EU RAR (2002) for 1,3-butadiene, and is supported by data from the peer reviewed International Chemical Safety Card.