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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Solubility in organic solvents / fat solubility

Administrative data

Endpoint:
solubility in organic solvents / fat solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2010
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: only well performed qualitative evaluation

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: company SOP: visual testing of solubility
Deviations:
not specified
Principles of method if other than guideline:
Visual testing of the solubility of the test item after shaking it in the solvent at room temperature
GLP compliance:
no

Test material

Constituent 1
Chemical structure
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

Results and discussion

Solubility in organic solvents / fat solubilityopen allclose all
Medium:
DMSO
Solubility:
> 1 g/L
Temp.:
22 °C
Remarks on result:
other: visual estimation
Medium:
n-octanol
Solubility:
< 1 mg/L
Temp.:
22 °C
Remarks on result:
other: visual estimation
Test substance stable:
yes

Applicant's summary and conclusion

Conclusions:
The estimated solubilty of the test substance in DMSO is > 1 g/L and in n-octanol < 1 mg/L