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22007-72-3

22007-72-3 structure
22007-72-3 structure
  • Name: Vincetoxicoside B
  • Chemical Name: quercetin 7-O-α-L-rhamnopyranoside
  • CAS Number: 22007-72-3
  • Molecular Formula: C21H20O11
  • Molecular Weight: 448.377
  • Catalog: Biochemical Plant extracts
  • Create Date: 2018-02-24 08:00:00
  • Modify Date: 2024-01-02 17:11:31
  • Vincetoxicoside B, isolated from Polygonum paleaceum Wall, shows antifungal activity[1].

Name quercetin 7-O-α-L-rhamnopyranoside
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
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