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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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Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From 9 January 2003 to 14 February 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)
Deviations:
no
Qualifier:
according to guideline
Guideline:
other: ASTM E537-86
GLP compliance:
yes (incl. QA statement)
Type of method:
differential scanning calorimetry
Boiling pt.:
535 K
Atm. press.:
>= 102.26 - <= 102.79 kPa
Conclusions:
The test material has been determined to gradually decompose from 535±0.5 K at 102.26 to 102.79 kPa.
Executive summary:

The determination was carried out by differential scanning calometry (DSC) using the procedure specified in ASTM E537 -86, Method 103 of the OECD Guidelines.

The test material has been determined to gradually decompose from 535±0.5K at 102.26 to 102.79kPa.

Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
01/2009
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)
Deviations:
no
GLP compliance:
no
Type of method:
photocell detection
Remarks on result:
other: The sample decomposes before boiling
Conclusions:
The sample decomposes before boiling.
Executive summary:

The test material was performed according to the OECD 103. The sample decomposes before boiling.

Description of key information

Determined under composition.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
262 °C

Additional information

As the test material decomposed, no value for the boiling temperature could be determined experimentally. However, using an adaptation of the Stein and Brown method (Syracuse Research Corporation Inc. MPBP for Window version 1.40, William Meylan, 1994 -1999), the boiling temperature of the component with the lowest molecular weight was calculated to be > 400ºC).

The decomposition observed in the air atmosphere is partially oxidative and partially thermal as some decomposition was observed under nitrogen.