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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2000
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: study performed under GLP and in accordance with Czechian testing methods (similar to OECD-/EU-testing guidelines)
Cross-referenceopen allclose all
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to other study

Data source

Referenceopen allclose all

Reference Type:
study report
Title:
Unnamed
Year:
2000
Report date:
2000
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Method II Boiling point (1.4.4 Method according to Siwoloboff) Regulation of the Ministry of Environment of the Czech Republic No. 299/1998, Annex 1 (identical with Method A.2 of Directive 67/548/EEC).
Deviations:
no
GLP compliance:
yes
Type of method:
method according to Siwoloboff

Test material

Constituent 1
Details on test material:
- Name of test material (as cited in study report): 4-butyrobetain (BUBET)
- Molecular formula: C7H15NO2
- Molecular weight: 145.20 g/mol
- Physical state: colourless solution

Results and discussion

Boiling pointopen allclose all
Boiling pt.:
108.4 °C
Atm. press.:
997 hPa
Decomposition:
no
Remarks on result:
other: test performed with an aqueous solution of test item
Boiling pt.:
415.15 °C
Atm. press.:
1 013 hPa
Decomposition:
no
Remarks on result:
other: Calculated value for pure material

Applicant's summary and conclusion

Conclusions:
The boiling point of the aqueous solution was determined to be 108.4°C at 997 hPa. The boiling point of the concentrated material could not be measured due to its high viscosity. Therefore, the boiling point for the substance itself was estimated to b 415.15°C.
Executive summary:

The test was performed under GLP according to the Czechian testing method 1.4.4 (similar to method A.2 of Directive 67/548/EEC) in 2000. The calculation was done in 2011 using the EPI-Suite software v4.10.