Registration Dossier
Registration Dossier
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EC number: 293-615-0 | CAS number: 91081-13-9
Melting point / freezing point
Administrative data
Link to relevant study record(s)
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 08 April 2016 to 09 May 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- differential scanning calorimetry
- Key result
- Melting / freezing pt.:
- >= 29 - <= 60 °C
- Atm. press.:
- 100 kPa
- Remarks on result:
- other: melting temperature 302 to 333 K
- Conclusions:
- The melting temperature of the test item was determined to be in the range 29 to 60 °C (302 to 333 K).
- Executive summary:
GUIDELINE
The determination was performed by differential scanning calorimetry using a procedure designed to be compatible with Method A.1 Boiling Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 102 of the OECD Guidelines for testing of Chemicals, 27 July 1995.
RESULTS
The melting temperature of the test item was determined to be in the range 29 to 60 °C (302 to 333 K).
Reference
RESULTS
- Thermograms for determinations 1 and 2 are shown in Figures 1 and 2 (attached).
- Thermographic data are summarised in Table 2 (below).
TABLE 2 – THERMOGRAPHIC DATA
Thermal event |
Interpretation |
Temperature (°C) Determination 1 |
Temperature (°C) Determination 1 |
Broad endotherm |
Melting |
29.13 to 59.81 |
29.82 to 59.81 |
Atmospheric pressure: 100 kPa
Overall result: Melting took place over the range 29 to 60 °C (302 to 333 K)
Description of key information
The melting temperature of the test item was determined by differential scanning calorimetry to be in the range 29 to 60°C (302 to 333 K) (OECD 102 and EU Method A.1).
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 29 °C
Additional information
GUIDELINE
The determination was performed by differential scanning calorimetry using a procedure designed to be compatible with Method A.1 Boiling Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 102 of the OECD Guidelines for testing of Chemicals, 27 July 1995.
RESULTS
The melting temperature of the test item was determined to be in the range 29 to 60°C (302 to 333 K).
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