Registration Dossier
Registration Dossier
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EC number: 204-303-0 | CAS number: 119-17-5
Stability: thermal, sunlight, metals
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:
- 2010
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: well peformed study following acknowledged procedures
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 010
- Report date:
- 2010
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- other: company SOP: DSC
- Deviations:
- not specified
- Principles of method if other than guideline:
- DSC; apparatus: Mettler Toledo, DSC 821e
25 - 400 °C, 3 K/min, sealed glass vial in air - GLP compliance:
- no
Test material
- Reference substance name:
- m-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonic acid
- EC Number:
- 204-303-0
- EC Name:
- m-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonic acid
- Cas Number:
- 119-17-5
- Molecular formula:
- C10H10N2O4S
- IUPAC Name:
- 3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzene-1-sulfonic acid
Constituent 1
Results and discussion
For thermal stability study
Operating temperature
- Operating temp.:
- > 25 - < 400 °C
- Remarks on result:
- other: The substance decomposes at 198 °C
- Sublimation:
- no
- Transformation products:
- not measured
For study on stability to sunlight
- Test substance stable to sunlight:
- not determined
For study on stability to metals
- Test substance stable to metals / metal ions:
- not determined
Applicant's summary and conclusion
- Conclusions:
- The substance starts to decompose at 198 °C (DSC, sealed vial in air)
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