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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998
Report date:
1998

Materials and methods

Test guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
GLP compliance:
yes
Type of method:
effusion method: by loss of weight or by trapping vaporisate

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
454-210-6
EC Name:
-
Cas Number:
13106-24-6
Molecular formula:
C13 H30 N . C H3 O4 S
IUPAC Name:
tributyl(methyl)azanium methyl sulfate

Results and discussion

Vapour pressureopen allclose all
Temp.:
20 °C
Vapour pressure:
0 Pa
Remarks on result:
other: extrapolated
Temp.:
50 °C
Vapour pressure:
0 Pa
Remarks on result:
other: extrapolated

Any other information on results incl. tables

The results are described by the following equation: In (pIPa) = 7.9738 - 5436,14/(T/K) Mean error: 9 %.

experimental data: 60- 120°C.

In the investigated temperature range, the test substance is in the liquid state. At temperatures above 120°C the vapour pressure is grawing only very slowly with the temperature. This is showing a thermal transformation of the test substance. Therefore, the measurement ofthe normal boiling temperature is not possible.

Applicant's summary and conclusion