Registration Dossier
Registration Dossier
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EC number: 226-033-2 | CAS number: 5235-82-5
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:
- 2017
- 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:
- no
- Remarks:
- The study described in this report was conducted in a facility which operates in accordance with Good Laboratory Practice principles, however no claim of GLP compliance was intended nor is made for this study.
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- Identification: 4-(3-(1-napthylamino)propyl)morpholine
Appearance/Physical state: brown/black granular solid
Batch: ZA01212016
Purity: 94.4%
Expiry date: 20 January 2019
Storage conditions: room temperature in the dark - Key result
- Melting / freezing pt.:
- 72 °C
- Atm. press.:
- 101 325 Pa
- Conclusions:
- The melting point of the test item has been determined to be 72 ± 1 °C (345 ± 1 K).
- Executive summary:
Melting/FreezingPoint. 72 ± 1 °C (345 ± 1 K) by differential scanning calorimetry,designed to be compatible with Method A.1 Melting/Freezing 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.
Reference
The thermographic data for Determinations 1 and 2 are shown in the following table:
Thermographic Data
Thermal Event |
Interpretation |
Temperature (°C) |
|
Determination 1 |
Determination 2 |
||
endotherm |
melting temperature |
72.35 |
72.55 |
Mean melting temperature: 72 ± 1 °C (345 ± 1 K)
Description of key information
Melting/FreezingPoint. 72 ± 1 °C (345 ± 1 K) by differential scanning calorimetry,designed to be compatible with Method A.1 Melting/Freezing 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.
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 72 °C
Additional information
The melting point of the test item has been determined to be 72 ± 1 °C (345 ± 1 K)
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