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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Vapour pressure

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Description of key information

The vapour pressure of pure (Z)-octadec-9-enol is 0.002 Pa at 25°C. 

Key value for chemical safety assessment

Vapour pressure:
0.002 Pa
at the temperature of:
25 °C

Additional information

A vapour pressure value of 0.002 Pa at 25°C was determined for the substance with the use of a validated QSAR estimation method. The result is considered to be reliable.

Discussion of trends in the Category of C6-24 linear and essentially-linear aliphatic alcohols:

As chain length increases,vapour pressure decreases. This is because molecular weight is higher and intermolecular forces in the substance are all higher.