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Boiling point

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Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
14 November 2016 to 18 January 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
OECD Guideline 103 (Boiling Point)
Deviations:
no
Qualifier:
according to
Guideline:
EU Method A.2 (Boiling Temperature)
Deviations:
no
GLP compliance:
yes (incl. certificate)
Type of method:
differential scanning calorimetry
Key result
Atm. press.:
>= 102 - <= 103 kPa
Decomposition:
yes
Decomp. temp.:
ca. 117 °C
Remarks on result:
other: decomposition followed by volatilisation of moisture

RESULTS

- Thermograms for determinations 1, 2, 3 and 4 are shown in Figures 3 to 6 (attached).

- Thermographic data are summarised in Table 4 (below).

- Sample weight loss was reported as 53 % for Determination 1, 75 % for Determination 2, 31 % for Determination 3 and 39 % for Determination 4.

 

TABLE 3 – THERMOGRAPHIC DATA

Thermal event

Interpretation

Temperature (°C)

Determination 1

Temperature (°C)

Determination 2

Temperature (°C)

Determination 4

Exotherm

Onset of decomposition

117.34

117.58

117.61

Atmospheric pressure: 102 to 103 kPa

Overall result: Decomposition from approximately 117°C (390 K) after volatilisation of moisture

Conclusions:
The test item was determined todecompose from approximately 117 °C (390 K) at 102 to 103 kPa after volatilisation of moisture.
Executive summary:

GUIDELINE

The determination was carried out by differential scanning calorimetry using a procedure designed to be compatible with Method A.2 Boiling Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 103 of the OECD Guidelines for Testing of Chemicals, 27 July 1995.

RESULTS

The test item was determined to decompose from approximately 117 °C (390 K) at 102 to 103 kPa after volatilisation of moisture.

Description of key information

The research material was determined to decompose from approximately 117 °C (390 K) at 102 to 103 kPa after volatilisation of moisture (OECD 103 and EU Method A.2).

Key value for chemical safety assessment

Additional information

GUIDELINE

The determination was carried out by differential scanning calorimetry using a procedure designed to be compatible with Method A.2 Boiling Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 103 of the OECD Guidelines for Testing of Chemicals, 27 July 1995.

RESULTS

The research material was determined to decompose from approximately 117 °C (390 K) at 102 to 103 kPa after volatilisation of moisture.