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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Boiling point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2018
Reliability:
1 (reliable without restriction)
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
GLP compliance:
yes (incl. QA statement)
Type of method:
method according to Siwoloboff
Key result
Boiling pt.:
>= 237.8 - <= 240.4 °C
Atm. press.:
1 atm
Decomposition:
yes
Remarks:
signs of decomposition (colour change)
Decomp. temp.:
ca. 232 °C
Remarks on result:
other: material starts to change colour
Conclusions:
Mean ± standard deviation (without correction following Sydney Young)
= 239.1 ± 1.3 °C (512.3 ± 1.3 K)

Executive summary:

The boiling point of the test item was determined with theSiwoloboffmethod.

The test item had changed its colour to intense yellow during the tests.

Therefore, the boiling point should be stated as 239.1 ± 1.3 °C (512.3 ± 1.3 K)under decomposition.

These values are the means of three independent determinations. As the test item decomposes,a correction to standard pressure following Sidney-Young was not applied.

No observations were made which might cause doubts on the validity of the study outcome. Therefore, the result of the study is considered valid.

Description of key information

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
239.1 °C

Additional information