CAS 22007-72-3|Vincetoxicoside B

Introduction：Basic information about CAS 22007-72-3|Vincetoxicoside B, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Vincetoxicoside B BiologicalActivity
3. Chemical & Physical Properties
4. Synonyms

Common Name	Vincetoxicoside B
CAS Number	22007-72-3	Molecular Weight	448.377
Density	1.7±0.1 g/cm3	Boiling Point	801.1±65.0 °C at 760 mmHg
Molecular Formula	C₂₁H₂₀O₁₁	Melting Point	174-175℃ (methanol )
MSDS	/	Flash Point	283.8±27.8 °C

Names

Name	quercetin 7-O-α-L-rhamnopyranoside
Synonym	More Synonyms

Vincetoxicoside B BiologicalActivity

Description	Vincetoxicoside B, isolated from Polygonum paleaceum Wall, shows antifungal activity[1].
Related Catalog	Research Areas >>InfectionSignaling Pathways >>Anti-infection >>Fungal
References	[1]. Yang YX, et al. Chemical constituents from the rhizome of Polygonum paleaceum and their antifungal activity. J Asian Nat Prod Res. 2017 Jan;19(1):47-52.

Chemical & Physical Properties

Density	1.7±0.1 g/cm3
Boiling Point	801.1±65.0 °C at 760 mmHg
Melting Point	174-175℃ (methanol )
Molecular Formula	C₂₁H₂₀O₁₁
Molecular Weight	448.377
Flash Point	283.8±27.8 °C
Exact Mass	448.100555
PSA	190.28000
LogP	1.72
Vapour Pressure	0.0±3.0 mmHg at 25°C
Index of Refraction	1.755
InChIKey	QPHXPNUXTNHJOF-XNFUJFQVSA-N
SMILES	CC1OC(Oc2cc(O)c3c(=O)c(O)c(-c4ccc(O)c(O)c4)oc3c2)C(O)C(O)C1O

Synonyms

2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-4-oxo-4H-chromen-7-yl 6-deoxy-α-L-mannopyranoside

4H-1-Benzopyran-4-one, 7-((6-deoxy-α-L-mannopyranosyl)oxy)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-

4H-1-Benzopyran-4-one, 7-[(6-deoxy-α-L-mannopyranosyl)oxy]-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-

Quercetin-7-O-rhamnoside

2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-7-[(2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxychromen-4-one

7-Rhamnosylquercetin

quercetin 7-O-alpha-L-rhamnopyranoside

Vincetoxicoside B

Quercetin 7-rhamnoside

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