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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 n-Octyl methacrylate is 0.0399 hPa, extrapolated from a vapour pressure curve by Clausius

Clapeyron equation.

Key value for chemical safety assessment

Vapour pressure:
0.04 hPa
at the temperature of:
20 °C

Additional information

Conclusion:

The vapour pressure of n-Octyl methacrylate is 0.0399 hPa at 20 °C, extrapolated from a vapour pressure curve by Clausius Clapeyron equation. Rehberg, Fisher (1948), LITSU92-0152.

This value for the vapor pressure of n-Octylmethacrylate is in the same order of magnitude as the calculated value for n-Octyl methacrylate 0.0939 hPa at 25 °C (Calculation using EpiWin version 4.00).