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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:
18 January 2017 to 10 February 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.:
101 kPa
Decomposition:
yes
Decomp. temp.:
ca. 232 °C

RESULTS

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

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

- After heating to 400 °C, the samples had lost approximately 59 and 46 % of their original weight respectively.

TABLE 4 – THERMOGRAPHIC DATA

Thermal event

Interpretation

Temperature (°C)

Determination 1

Temperature (°C)

Determination 2

Exotherm

Onset of decomposition

232.08

232.48

Atmospheric pressure: 101 kPa

Conclusions:
The test item was determined to decompose from approximately 232 °C (505 K) at 101 kPa.
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 232 °C (505 K) at 101 kPa.

Description of key information

The test item was determined to decompose from approximately 232 °C (505 K) at 101 kPa (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 test item was determined to decompose from approximately 232 °C (505 K) at 101 kPa.