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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
13 March 2012- 11 July 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study has been performed according to OECD and EC guidelines and according to the principles of GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.6 (Water Solubility)
Version / remarks:
(2008)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 105 (Water Solubility)
Version / remarks:
(1995)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7840 (Water Solubility)
Version / remarks:
(1998)
Deviations:
no
GLP compliance:
yes
Type of method:
column elution method

Test material

Constituent 1
Chemical structure
Reference substance name:
2,5-anhydro-4-{[4-(4-{4-[({1-[(2S,3S)- 2-(benzyloxy)pentan-3-yl]hydrazino}carbonyl)amino]phenyl}piperazin1-yl)phenoxy]methyl}-1,3,4-trideoxy-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-
EC Number:
701-059-1
Cas Number:
345217-03-0
Molecular formula:
C43H50F2N8O4
IUPAC Name:
2,5-anhydro-4-{[4-(4-{4-[({1-[(2S,3S)- 2-(benzyloxy)pentan-3-yl]hydrazino}carbonyl)amino]phenyl}piperazin1-yl)phenoxy]methyl}-1,3,4-trideoxy-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): PAZ-D
- Physical state: white powder
- Hygroscopic

Results and discussion

Water solubilityopen allclose all
Water solubility:
0.045 mg/L
Temp.:
20 °C
pH:
8.4
Remarks on result:
other: Flowrate 24 ml/h. Mean of 10 samples. CV=10%.
Water solubility:
0.045 mg/L
Temp.:
20 °C
pH:
8.2
Remarks on result:
other: Flowrate 12 ml/h. Mean of 10 samples. CV=6.8%.
Details on results:
The coefficient of variation (n= 10) was ≤ 30% at both flow rates. It demonstrated that the system was equilibrated at all flow rates.

The maximum difference on the mean values at both flow rates was ≤ 30% (0.54% was calculated). The water solubility of the substance is given as the mean value of these measurements: 0.0453 mg/L.

Any other information on results incl. tables

No test substance was detected in the samples from the blank column.

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): insoluble (< 0.1 mg/L)
The column elution method was performed, resulting in a water solubility of 0.0453 mg/L. The study was performed in accordance with EC A.6, OECD 105 and EPA OPPTS 830.7840 guidelines and according to the principles of GLP.