Registration Dossier
Registration Dossier
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EC number: 226-901-0 | CAS number: 5538-94-3
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:
- 20th October 2016
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study
- Remarks:
- The Thermal Stability of Chemicals by Differential Scanning Calorimetry, ASTM E 537-07
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 102 (Melting point / Melting Range)
- GLP compliance:
- not specified
- Type of method:
- differential scanning calorimetry
- Specific details on test material used for the study:
- 14.6 mg of Dioctyldimethylammonium chloride (solvent free). Batch No. 1419598
- Key result
- Melting / freezing pt.:
- >= 16.53 - <= 31.32 °C
- Decomposition:
- no
- Conclusions:
- The substance melting point range is 16.53 - 31.32 °C with an endpoint of 31.32 °C.
- Executive summary:
The melting point of dimethyldioctlyammonium chloride is measured using differential scanning calorimetry and the standard test method ASTM E 537-07 (equivalent to OECD 102). The melting point range is found to be 16.53 - 31.32 °C with an endpoint of 31.32 °C.
Reference
Table 1: Phase transition data from DSC curve for 14.6mg 'Dioctyldimethylammonium chloride' (solvent free) in temperature program of -30 - 400 °C
(5 °C / min)
| Temperature (°C) | Temperature range (°C) | Enthalpy (J/g) | |
| Crystallization | -18.74 | -24.58 - -18.74 | 14.93 |
Glass transition |
1.01 | -6.70 - 1.01 | -10.71 |
| Melting point | 31.32 | 16.53 - 31.32 | -12.84 |
| Boiling point | 208.52 | 176.84 - 208.52 | -841.40 |
Description of key information
The substance melting point range is 16.53 - 31.32 °C with an endpoint of 31.32 °C.
Key value for chemical safety assessment
- Melting / freezing point at 101 325 Pa:
- 31.32 °C
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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