Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
stability: thermal, sunlight, metals, other
Remarks:
Migrated from section 'Stability: thermal, sunlight, metals'
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2009
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)
Deviations:
not specified
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
4-amino-2,5-dimethoxy-N-phenylbenzenesulphonamide
EC Number:
257-821-4
EC Name:
4-amino-2,5-dimethoxy-N-phenylbenzenesulphonamide
Cas Number:
52298-44-9
Molecular formula:
C14H16N2O4S
IUPAC Name:
4-amino-2,5-dimethoxy-N-phenylbenzene-1-sulfonamide

Results and discussion

For thermal stability study

Test substance thermally stable:
ambiguous
Operating temperature
Operating temp.:
> 20 - < 350 °C
Sublimation:
no
Transformation products:
not measured

Applicant's summary and conclusion

Conclusions:
The test item shows exothermic effects starting at about 205°C
Executive summary:

The DSC-measurements in closed glass crucibles showed anendothermic effect in the temperature range of 170– 195°C(melting) and an exothermal effects in the temperature range of 205– 290°C with an energy of 430 J/g.