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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
17/08/18
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: ASTM D2879
Deviations:
no
GLP compliance:
no
Type of method:
isoteniscope

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of L-valine and ethanesulphonic acid and octadecan-1-ol and docosan-1-ol and eicosan-1-ol
Cas Number:
2125692-22-8
Molecular formula:
C25-31H54-66NO5S
IUPAC Name:
Reaction mass of L-valine and ethanesulphonic acid and octadecan-1-ol and docosan-1-ol and eicosan-1-ol
Test material form:
solid

Results and discussion

Vapour pressureopen allclose all
Temp.:
75 °C
Vapour pressure:
23.9 mm Hg
Remarks on result:
other: with degassing of sample
Temp.:
75 °C
Vapour pressure:
93.1 mm Hg
Remarks on result:
other: without degassing of sample

Applicant's summary and conclusion

Conclusions:
Vapour pressure is 23.9 mm Hg at 75 C with degassing of sample.
Executive summary:

A study has been conducted to determined the vapour pressure of the substance. According to ASTM D2879 by Isoteniscope, the vapour pressure is 23.9 mm Hg at 75 C