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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
equivalent or similar to guideline
OECD Guideline 104 (Vapour Pressure Curve)
GLP compliance:
Type of method:
dynamic method
under argon
Specific details on test material used for the study:
Name of test material (as cited in study report): methyl methacrylate
Analytical purity: 99.9 %
16.67 °C
Vapour pressure:
30 hPa
Key result
20 °C
Vapour pressure:
37 hPa
39.4 °C
Vapour pressure:
100 hPa
The vapor pressure of methyl methacrylate at 20 °C is 37 hPa.
Executive summary:

The vapour pressure of methyl methacrylate was determined in a dynamic vapor pressure curve (OECD 104). The vapor pressure at 20 °C is 37 hPa.

Description of key information

37 hPa at 20 °C

Key value for chemical safety assessment

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

Additional information