Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Study period:
Not specified
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Principles of method if other than guideline:
Calculation based on melting and boling points.
GLP compliance:
no
Type of method:
other: Not applicable, calculation.

Test material

Constituent 1
Chemical structure
Reference substance name:
N-(3-methacrylamidopropyl)-N,N-dimethyldodecan-1-aminium bromide
Cas Number:
129684-50-0
Molecular formula:
C21H43N2O.Br
IUPAC Name:
N-(3-methacrylamidopropyl)-N,N-dimethyldodecan-1-aminium bromide
Test material form:
liquid: viscous

Results and discussion

Vapour pressureopen allclose all
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
3 167.207 Pa
Remarks on result:
other: This is the vapour pressure of the residual water impurity which determines the vapour pressure of the substance.
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0 Pa
Remarks on result:
other: This is the vapour pressure of the pure substance, i.e., without residual water as an impurity.

Applicant's summary and conclusion

Conclusions:
The vapour pressure of the substance is equal to that of water: 3167.20664 Pa at 25°C.