Registration Dossier
Registration Dossier
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EC number: 259-134-5 | CAS number: 54381-16-7
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:
- 2010-02-22 to 2010-03-09
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Study performed according to Directive 92/69/EEC method A.1 (1992).
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.1 (Melting / Freezing Temperature)
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- (included in study report)
- Type of method:
- other: Differential Scanning Calorimetry
- Melting / freezing pt.:
- 125 °C
- Atm. press.:
- 101.3 kPa
- Remarks on result:
- other: From 125 deg C the test item shows a sublimation/boiling and/or thermal decomposition with evaporation of components
- Conclusions:
- The test item N,N-bis(2-hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.
- Executive summary:
The melting temperature of N,N-bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate was determined in accordance with the test method A.1 'Melting/Freezing Temperature' as described in the Official Journal of the European Communities. N,N-Bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.
Reference
Description of key information
The test item N,N-bis(2-hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 125 °C
Additional information
The melting temperature of N,N-bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate was determined in accordance with the test method A.1 'Melting/Freezing Temperature' as described in the Official Journal of the European Communities. N,N-Bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.
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