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EC number: 810-797-4 | CAS number: 331711-99-0
Water solubility
Administrative data
- Endpoint:
- water solubility
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 105 (Water Solubility)
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- column elution method
Test material
- Reference substance name:
- 8-(benzoyloxy)naphthalen-1-yl benzoate
- EC Number:
- 810-797-4
- Cas Number:
- 331711-99-0
- Molecular formula:
- C24 H16 O4
- IUPAC Name:
- 8-(benzoyloxy)naphthalen-1-yl benzoate
- Reference substance name:
- Thane 003-6
- IUPAC Name:
- Thane 003-6
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
- Details on test material:
- Name of test material (as cited in study report): 1,8-Naphthalenediol , 1,8-dibenzoate
Physical state: solid
Analytical purity: 99.0 g / 100 g via 1H-NMR spectroscopy
Lot/batch No.: CHPC021814NDB
Expiration date of the lot/batch: Jul29, 2014
Storage condition of test material: Room temperature, protected from moisture
Constituent 1
Constituent 2
Results and discussion
Water solubility
- Water solubility:
- 20 µg/L
- Temp.:
- 20 °C
- pH:
- 6.1 - 6.2
Any other information on results incl. tables
Individual Results
Fraction |
1st column |
2ndcolumn |
|||
1st column |
2ndcolumn |
concentration of testitem [μg/L] |
pH |
concentration of testitem [μg/L] |
pH |
1 |
1 |
19.9484 |
6.1 |
18.6563 |
6.2 |
2 |
2 |
23.2346 |
6.2 |
18.1385 |
6.2 |
3 |
3 |
20.1828 |
6.2 |
21.0140 |
6.2 |
4 |
4 |
19.7836 |
6.2 |
16.2695 |
6.1 |
5 |
5 |
19.9022 |
6.1 |
19.2614 |
6.1 |
Water used |
|
6.2 |
|
6.2 |
|
Mean |
20.61 |
|
18.67 |
|
|
Mean ofall singlevalues |
19.6 μg/L ± 1.8 μg/L |
||||
Remark: All results are calculated with not rounded values.
Result
The water solubility of the test item is 20 μg/L ± 2 μg/L at T = 20.0 °C ± 0.5 °C.
Applicant's summary and conclusion
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