Vincetoxicoside B

Names

[ CAS No. ]:
22007-72-3

[ Name ]:
Vincetoxicoside B

[Synonym ]:
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

Biological Activity

[Description]:

Vincetoxicoside B, isolated from Polygonum paleaceum Wall, shows antifungal activity[1].

[Related Catalog]:

Research Areas >> Infection

Signaling 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

Related Compounds

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