CAS 146501-37-3|Complanatoside A

Introduction:Basic information about CAS 146501-37-3|Complanatoside A, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common NameComplanatoside A
CAS Number146501-37-3Molecular Weight642.52
Density1.7±0.1 g/cm3Boiling Point975.0±65.0 °C at 760 mmHg
Molecular FormulaC27H30O18Melting Point/
MSDS/Flash Point320.2±27.8 °C

Names

Name4-[3-(β-D-Glucopyranosyloxy)-5,7-dihydroxy-4-oxo-4H-chromen-2-yl] -2,6-dihydroxyphenyl β-D-glucopyranoside
SynonymMore Synonyms

Complanatoside A BiologicalActivity

DescriptionComplanatoside A is a flavonol glycoside isolated from Astragalus complanatus, and currently it is used as a quality control index for A. complanatus in the 2010 edition of the Chinese Pharmacopoeia.
Related CatalogSignaling Pathways >>Others >>OthersResearch Areas >>OthersNatural Products >>Saccharides and Glycosides
In VitroA simple and sensitive LC-MS/MS method is developed for the determination of complanatoside A in rat plasma over the range of 2.3–575 ng/mL. Complanatoside A is extracted from plasma by a protein precipitation procedure, separated by LC and detected by MS/MS in positive electrospray ionization mode. The lower limit of quantification is established at 2.3 ng/mL. Intra- and inter-day precisions (LLOQ, low-QC, med-QC and high-QC) are less than 7.9%, and accuracies are between 94.0 and 105.1%. Matrix effect is acceptable (97.9–103.0%) and extraction recovery is reproducible (88.5–94.4%). Complanatoside A is stable in the investigated conditions. The method is applied to the pharmacokinetics of complanatoside A in rats[1].
Animal AdminRats: The rats are fasted for 12 h before the experiment. Complanatoside A is formulated in water and a single dose of 30 mg/kg is administered by oral gavage. Blood samples are obtained from the vena orbitalis just prior to dose and at 0.083, 0.167, 0.25, 0.5, 0.75, 1, 2, 3, 5, 7, 10 and 14 h after administration. After centrifugation at 6000g for 10 min, the upper plasma is collected and stored at–20°C before analysis. The data are calculated by Drug&Statistics software[1].
References

[1]. Li N, et al. Quantification of complanatoside A in rat plasma using LC-MS/MS and its application to a pharmacokinetic study. Biomed Chromatogr. 2016 Jun;30(6):888-93.

Chemical & Physical Properties

Density1.7±0.1 g/cm3
Boiling Point975.0±65.0 °C at 760 mmHg
Molecular FormulaC27H30O18
Molecular Weight642.52
Flash Point320.2±27.8 °C
PSA309.89000
LogP-0.13
Vapour Pressure0.0±0.3 mmHg at 25°C
Index of Refraction1.727
Storage condition2-8C

Safety Information

Safety Phrases24/25
HS Code29389090

Synonyms

4H-1-Benzopyran-4-one, 3-(β-D-glucopyranosyloxy)-2-[4-(β-D-glucopyranosyloxy)-3,5-dihydroxyphenyl]-5,7-dihydroxy-
4H-1-Benzopyran-4-one, 3-(β-D-glucopyranosyloxy)-2-(4-(β-D-glucopyranosyloxy)phenyl)-5-hydroxy-7-methoxy-
4-[3-(β-D-Glucopyranosyloxy)-5,7-dihydroxy-4-oxo-4H-chromen-2-yl]-2,6-dihydroxyphenyl β-D-glucopyranoside
4-[3-(β-D-Glucopyranosyloxy)-5-hydroxy-7-methoxy-4-oxo-4H-chromen-2-yl]phenyl β-D-glucopyranoside
4H-1-Benzopyran-4-one, 3-(β-D-glucopyranosyloxy)-2-[4-(β-D-glucopyranosyloxy)phenyl]-5-hydroxy-7-methoxy-
ComplanatosideA
Complanatoside A
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