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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Reference
Endpoint:
vapour pressure
Type of information:
read-across based on grouping of substances (category approach)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
Experimental data with only few details.
Justification for type of information:
Read across from the dodecyl methacrylate category member donor substance.
REPORTING FORMAT FOR THE CATEGORY APPROACH
see attached category document
RE_501_C12-C22 Long Chain Alkyl Methacrylates
This is a category (C12-C22 Long Chain Alkyl Methacrylates) with clear trends in the physicochemical properties of its members, related to molecular weight, molecular size and hydrophilicity.
Guideline:
other: not known
GLP compliance:
no
Type of method:
dynamic method
Temp.:
20 °C
Vapour pressure:
ca. 0.06 Pa
Remarks on result:
other: extrapolated from a vapour pressure curve according Clausius Clapeyron equation, see attached background material
Remarks:
Read across from the category member donor substance n-dodecyl methacrylate CAS: 142-90-5.
Conclusions:
Read across from the category member donor substance n-dodecyl methacrylate CAS: 142-90-5.
The vapour pressure of Dodecyl methacrylate is 0.06 Pa, extrapolated from a vapour pressure curve by Clausius Clapeyron equation.
Executive summary:

Read across from the category member donor substance n-dodecyl methacrylate CAS: 142-90-5.

The vapour pressure of Dodecyl methacrylate is 0.06 Pa, extrapolated from a vapour pressure curve by Clausius Clapeyron equation.

For read across purposes according to ECHA's RAAF (2017), this study is applicable with a high level of confidence.

Description of key information

Read across to structural analogue category member substance n-Dodecyl methacrylate CAS: 142-90-5:

The vapour pressure of Dodecyl methacrylate is 0.06 Pa, extrapolated from a vapour pressure curve by Clausius Clapeyron equation.

Key value for chemical safety assessment

Vapour pressure:
0.06 Pa
at the temperature of:
20 °C

Additional information

Read across to structural analogue category member substance n-Dodecyl methacrylate CAS: 142-90-5:

The vapour pressure of Dodecyl methacrylate is 0.06 Pa, extrapolated from a vapour pressure curve by Clausius Clapeyron equation. Rehberg, Fisher (1948), Vp: 0.06 Pa at 20 °C, LITSU92-0152