Registration Dossier
Registration Dossier
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EC number: 239-898-6 | CAS number: 15793-73-4
Melting point / freezing point
Administrative data
- Endpoint:
- melting point/freezing point
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 23 Aug 2011
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study with acceptable restrictions
- Remarks:
- according to standard operating procedure of testing institute
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 011
- Report date:
- 2011
Materials and methods
- Principles of method if other than guideline:
- differential scanning calorimetry
- Type of method:
- differential scanning calorimetry
Test material
- Reference substance name:
- 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one]
- EC Number:
- 239-898-6
- EC Name:
- 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one]
- Cas Number:
- 15793-73-4
- Molecular formula:
- C34H28Cl2N8O2
- IUPAC Name:
- 4,4'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[5-methyl-2-(4-methylphenyl)-2,4-dihydro-3H-pyrazol-3-one]
- Test material form:
- solid: nanoform
Constituent 1
Results and discussion
Melting / freezing point
- Decomposition:
- yes
- Decomp. temp.:
- 312 °C
Any other information on results incl. tables
the test substance decomposes at on onset of 312 °C (peak 338°C)
mean decomposition energy: 367 J/g (2 runs)
Applicant's summary and conclusion
- Executive summary:
The thermal behaviour of the test substance was investigated by Differential Scanning Calorimetry (DSC). The test substance does not melt. Decomposition starts at an onset of 312 °C.
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