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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
GLP compliance:
yes (incl. QA statement)
Type of method:
flask method

Test material

Constituent 1
Chemical structure
Reference substance name:
3-[(3,4,5-trimethoxyphenyl)methylidene]pentane-2,4-dione
EC Number:
807-059-9
Cas Number:
945558-97-4
Molecular formula:
C15H18O5
IUPAC Name:
3-[(3,4,5-trimethoxyphenyl)methylidene]pentane-2,4-dione

Results and discussion

Water solubilityopen allclose all
Water solubility:
ca. 0.068 g/L
Temp.:
20 °C
pH:
ca. 5
Water solubility:
ca. 0.051 g/L
Temp.:
20 °C
pH:
ca. 7
Water solubility:
ca. 0.045 g/L
Temp.:
20 °C
pH:
ca. 9

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): slightly soluble (0.1-100 mg/L)
The overall mean solubility of Synoxyl HSS in buffer water(PH 5.0) was 0.0679±0.0002 g/l at 20±1℃.
The overall mean solubility of Synoxyl HSS in buffer water(PH 7.0) was 0.0512±0.0006 g/l at 20±1℃.
The overall mean solubility of Synoxyl HSS in buffer water(PH 9.0) was 0.0449±0.0001 g/l at 20±1℃.