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:
other: according to company guideline and standard operating procedure

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Principles of method if other than guideline:
Differential Scanning Calorimetry
Type of method:
thermal analysis

Test material

1
Chemical structure
Reference substance name:
disodium 2,4-dihydroxy-5-[(2-hydroxy-3-nitro-5-sulphonato-phenyl)azo]benzoate, reaction products with chromium triacetate
Molecular formula:
not applicable
IUPAC Name:
disodium 2,4-dihydroxy-5-[(2-hydroxy-3-nitro-5-sulphonato-phenyl)azo]benzoate, reaction products with chromium triacetate

Results and discussion

Melting / freezing point
Decomposition:
yes
Decomp. temp.:
>= 213 °C
Remarks on result:
other: decomposition reaction: mean of 2 measurements, decomposition energy -359 J/g

Any other information on results incl. tables

a.m. temperature represents the onset temperature; peak was recorded at 304°C, endset temperature at 385°C.

Applicant's summary and conclusion