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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
pH
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2014-04-29 to 2014-06-11
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

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

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
CIPAC MT 75 (Determination of pH Values)
Deviations:
yes
Remarks:
Additionally, other concentrations
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7000 (pH)
Deviations:
no
Principles of method if other than guideline:
Justification for deviation from CIPAC method: lowest and highest use concentration recommended.
GLP compliance:
yes (incl. QA statement)
Remarks:
BASF SE, Corp Protection, Ecology and Environmental Analytics, Speyerer Straße 2, 67117 Limburgerhof

Test material

Constituent 1
Chemical structure
Reference substance name:
[(3S,4R,4aR,6S,6aS,12R,12aS,12bS)-3-(cyclopropanecarbonyloxy)-6,12-dihydroxy-4,6a,12btrimethyl-11-oxo-9-(pyridin-3-yl)-1,2,3,4,4a,5,6,6a,12a,12b-decahydro-11H,12Hbenzo[f]pyrano[4,3-b]chromen-4-yl]methylcyclopropanecarboxylate
EC Number:
815-966-6
Cas Number:
915972-17-7
Molecular formula:
C33H39NO9
IUPAC Name:
[(3S,4R,4aR,6S,6aS,12R,12aS,12bS)-3-(cyclopropanecarbonyloxy)-6,12-dihydroxy-4,6a,12btrimethyl-11-oxo-9-(pyridin-3-yl)-1,2,3,4,4a,5,6,6a,12a,12b-decahydro-11H,12Hbenzo[f]pyrano[4,3-b]chromen-4-yl]methylcyclopropanecarboxylate
Test material form:
solid
Details on test material:
- Analytical purity: 96.1 %
- Appearance: Solid yellowish
- Batch: COD-001545
Specific details on test material used for the study:
- Chemical purity: 94,5 %

Reagents

Reagent:
water

Results and discussion

pH valueopen allclose all
Key result
pH value:
5.3
Temp.:
23 °C
Concentration:
1 vol%
Remarks on result:
other: Dilution medium: pure water
pH value:
5.8
Temp.:
23 °C
Concentration:
1 vol%
Remarks on result:
other: Dilution medium: CIPAC water D

Applicant's summary and conclusion

Conclusions:
For the test substance a pH of 5.3 at 23 °C was determined.