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Diss Factsheets

Physical & Chemical properties

Boiling point

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Administrative data

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Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2003
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling point/boiling range)
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
GLP compliance:
yes
Type of method:
differential scanning calorimetry
Key result
Boiling pt.:
350 °C
Atm. press.:
1 005 hPa
Decomposition:
no

Details


After the measurements there were no visible residues of the test item in the sample holders. The weight loss of the substance was 99.4%.


 


Interpretation of the differential scanning calorimeter curve


A boiling point (endothermic peak) was detected at 350°C (extrapolated onset).


 


 


 


 

Conclusions:
A boiling point value of 350°C at 1005 hPa was determined in a reliable study conducted according to an appropriate test protocol, and in compliance with GLP.
Endpoint:
boiling point
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
QSAR prediction
Principles of method if other than guideline:
The result was obtained using an appropriate QSAR method (see attached QMRF and QPRF for details).
GLP compliance:
no
Boiling pt.:
594 K
Atm. press.:
1 013 hPa
Boiling pt.:
320.85 °C
Atm. press.:
1 013 hPa
Conclusions:
A boiling point value of 320.85°C (594.0K) at 1013 hPa has been obtained for the test substance using an accepted calculation method. The result is considered reliable.
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study with acceptable restrictions
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling point/boiling range)
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
GLP compliance:
no
Type of method:
differential scanning calorimetry
Boiling pt.:
352.1 °C
Conclusions:
A boiling point value of 352.1°C was determined in a reliable study conducted according to an appropriate test protocol. It was not in compliance with GLP.

Description of key information

350 °C at 1005 hPa (OECD 103, differential scanning calorimetry)

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
350 °C

Additional information

The key study is supported by a measured value of 352.1°C determined by DSC and a value of 321°C at 1013 hPa obtained using an appropriate calculation method (QSAR).