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Diss Factsheets

Physical & Chemical properties

Boiling point

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Administrative data

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Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From October 19, 2016 to November 11, 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
Deviations:
no
GLP compliance:
not specified
Type of method:
differential scanning calorimetry
Key result
Boiling pt.:
ca. 304 °C
Atm. press.:
1 007 mBar
Decomposition:
yes
Decomp. temp.:
> 304 °C
Remarks on result:
other: thermal decomposition with evaporation of the decomposition components

Results

- Determination following 3 independent single measurements:

305°C (from first measurement)

303°C (from second measurement)

304°C (from third measurement)

- From 304°C the test substance showed a boiling and/or thermal decomposition with evaporation of the decomposition components. The DSC measurements were confirmed by means of TGA measurements under the same measuring conditions. The start of the area of boiling temperatures was defined by using the on-set temperature.

Conclusions:
Under the study conditions, the boiling and/or thermal decomposition of the test substance was determined to be earliest at ca. 304°C (at 1007 mbar).
Executive summary:

A study was conducted to determine the boiling point of the test substance, C16 TMA-MS (93.44% active), according to OECD Guideline 103 and EU Method A.2. To determine the boiling behaviour (three independent single measurements), the test substance was measured by Differential Scanning Calorimetry (DSC) between 5°C and 400°C with a heating rate of 10 K/min. For the measurement; a partially capsulated crucible was used. From 304°C the test substance showed a boiling and/or thermal decomposition with evaporation of the decomposition components. Under the study conditions, the boiling and/or thermal decomposition of the test substance was determined to be earliest at ca. 304°C (at 1007 mbar) (Henkel, 2016).

Description of key information

The boiling point of the test substance was determined using differential scanning calorimetry, according to OECD Guideline 103 and EU Method A.2 (Henkel, 2016).

Key value for chemical safety assessment

Additional information

The test substance was determined to be earliest at ca. 304°C (at 1007 mbar).