Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 204-303-0 | CAS number: 119-17-5
Appearance / physical state / colour
Administrative data
- Endpoint:
- appearance / physical state / colour
- Type of information:
- other: observation
- Adequacy of study:
- key study
- Study period:
- 2010
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: well performed evaluations
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
- Deviations:
- not specified
- Principles of method if other than guideline:
- Certificate of analysis.
- 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
- Physical state at 20°C and 1013 hPa:
- solid
Form / colour / odour
- Form:
- powder
- Colour:
- Grey
- Odour:
- other: non specific
- Substance type:
- organic
Applicant's summary and conclusion
- Conclusions:
- The substance is a grey powder with non specific odour
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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