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Home > Products > Specialty & Industrial Chemicals > Specialty Chemicals > 7-(α-L-Rhamnopyranosyloxy)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4H-1-benzopyran-4-one
7-(α-L-Rhamnopyranosyloxy)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4H-1-benzopyran-4-one structure, CAS 22007-72-3

7-(α-L-Rhamnopyranosyloxy)-2-(3,4-dihydroxyphenyl)-3,5-dihydroxy-4H-1-benzopyran-4-one

CAS Number22007-72-3

Synonyms2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-4-oxo-4H-chromen-7-yl 6-deoxy-α-L-mannopyranoside; Quercetin-7-O-rhamnoside; 7-Rhamnosylquercetin; quercetin 7-O-alpha-L-rhamnopyranoside; Vincetoxicoside B; Quercetin 7-rhamnoside

Molecular FormulaC21H20O11

Molecular Weight448.38

Purity≥95.0 (HPLC)%

Density1.7±0.1 g/cm3

Boiling Point801.1±65.0 °C at 760 mmHg

Melting Point174-175℃ (methanol )

Flash Point

Appearance

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Cat. No.: 2A-1196976 Purity: ≥95.0 (HPLC)%
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Quality Control of [ 22007-72-3 ] Purity: ≥95.0 (HPLC)% SDS Specification MoL

COA NMR CNMR HPLC LC-MS
Chemical & Physical Properties
CAS Number22007-72-3
Catalog No.2A-1196976
Chinese Name田基黄苷
Synonyms2-(3,4-Dihydroxyphenyl)-3,5-dihydroxy-4-oxo-4H-chromen-7-yl 6-deoxy-α-L-mannopyranoside; Quercetin-7-O-rhamnoside; 7-Rhamnosylquercetin; quercetin 7-O-alpha-L-rhamnopyranoside; Vincetoxicoside B; Quercetin 7-rhamnoside
Molecular FormulaC21H20O11
Molecular Weight448.38
Purity≥95.0 (HPLC)
Density1.7±0.1 g/cm3
Boiling Point801.1±65.0 °C at 760 mmHg
Melting Point174-175℃ (methanol )
ApplicationVincetoxicoside B is isolated from Polygonum paleaceum Wall and has antifungal activity.
PubChem ID24608598
MDL NumberMFCD28144829
SMILESO1[C@H]([C@@H]([C@@H]([C@H]([C@@H]1C)O)O)O)Oc2cc3[o]c(c([c](c3c(c2)O)=O)O)c4cc(c(cc4)O)O
InChI1S/C21H20O11/c1-7-15(25)17(27)19(29)21(30-7)31-9-5-12(24)14-13(6-9)32-20(18(28)16(14)26)8-2-3-10(22)11(23)4-8/h2-7,15,17,19,21-25,27-29H,1H3/t7-,15-,17+,19+,21-/m0/s1
InChI KeyQPHXPNUXTNHJOF-XNFUJFQVSA-N
NACRES CodeNA.24
UNSPSC41116107
MSDSmsds/198781_1_22007_72_3.pdf
Transport InfoProduct name: Tianjihuang glycoside
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