Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Remarks:
test procedure according to standard operating procedure of the test institute

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report date:
2010

Materials and methods

Principles of method if other than guideline:
Differential Thermal Analysis
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methylphenyl)-3-oxobutyramide]
EC Number:
226-789-3
EC Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methylphenyl)-3-oxobutyramide]
Cas Number:
5468-75-7
Molecular formula:
C34H30Cl2N6O4
IUPAC Name:
2-[(1E)-2-{3,3'-dichloro-4'-[(1E)-2-{1-[(2-methylphenyl)carbamoyl]-2-oxopropyl}diazen-1-yl]-[1,1'-biphenyl]-4-yl}diazen-1-yl]-N-(2-methylphenyl)-3-oxobutanamide
Test material form:
solid: nanoform

Results and discussion

Melting / freezing point
Decomposition:
yes
Decomp. temp.:
317 °C
Remarks on result:
other: mean of two measurements

Any other information on results incl. tables

the test material starts to decompose with an onset temperature of 317°C, peak 322°C

no endothermal process (melting) was recorded

decomposition energy 475 J/g

Applicant's summary and conclusion