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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Description of key information

1.49 x 10^-5 mmHg at 18°C.

0.00199 Pa at 18°C

Key value for chemical safety assessment

Vapour pressure:
0.002 Pa
at the temperature of:
18 °C

Additional information

All information has been obtained from a secondary source that mentions Mabey WR, Smith JH, Podoll RT, et al. 1981. Aquatic fate process data for organic priority pollutants. Washington, DC: U.S. Environmental Protection Agency. EPA-440/4-81-014. It has indicated that 2,4-dinitrophenol has a vapour pressure of 1.49 x 10^-5 mmHg at 18 °C.