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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key study
Study period:
21 October 2013 - 13 December 2013
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Performed under GLP and OECD method

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2014

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.8 (Partition Coefficient)
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
GLP compliance:
yes
Remarks:
OECD Principles on Good Laboratory Practice (revised 1997, ENV/MC/CHEM(98)17)
Type of method:
shake-flask method to: flask method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
(6-hydroxynaphthalen-2-yl)boronic acid
EC Number:
687-349-8
Cas Number:
173194-95-1
Molecular formula:
C10H9BO3
IUPAC Name:
(6-hydroxynaphthalen-2-yl)boronic acid
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
off-white powder

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficientopen allclose all
Type:
log Pow
Partition coefficient:
2.47
Temp.:
21.6 °C
Remarks on result:
other: ± 0.1°C
Type:
Pow
Partition coefficient:
295
Temp.:
21.6 °C
Remarks on result:
other: ± 0.1°C

Any other information on results incl. tables

 Sample nr Organic/Aqueous Volume Ratio   Partition Coefficient  Log10 Pow  Mean Partition Coefficient
 1  1:1     285  2.45     285
 2  285  2.45
 3 1:2      285  2.45     279
 4  274  2.44
 5 2:1      336  2.53     322
 6  307  2.49

Applicant's summary and conclusion

Conclusions:
The partition coefficient of the test item has been determined to be 295 at 21.6 ±1.0°C, log10 Pow 2.47.