Taxonomic group: plant / Streptophyta
(Phylum: Streptophyta)
Organ / tissue: whole plant
The structure was elucidated in this paperPublication DOI: 10.1002/(SICI)1099-1573(1998)12:1+3.0.CO;2-PJournal NLM ID: 8904486Publisher: Chichester: Wiley
Institutions: Dipartimento di Chimica delle Sostanze Naturali, Università degli Studi di Napoli ‘Federico II’, Napoli, Italy
From the methanol extract of Alchemilla vulgaris L. (Rosaceae) four flavonoid glycosides were obtained, The isolated compounds were characterized by their spectral and chromatographic data. The known pharmacological properties of flavonoids may explain the use of this plant in popular medicine.
flavonoids, Alchemilla vulgaris L
Structure type: monomer ; 463 [M-H]-
C
21H
20O
12Location inside paper: p. 162, column 1, paragraph 3, compound 1, table 2
Trivial name: isoquercitrin
Compound class: glycoside, flavonol glycoside
Contained glycoepitopes: IEDB_142488,IEDB_146664,IEDB_983931,SB_192
Methods: 13C NMR, 1H NMR, FAB-MS, HPLC, extraction, column chromatography, DEPT
Related record ID(s): 61822, 61823, 61824
NCBI Taxonomy refs (TaxIDs): 49855Reference(s) to other database(s): CCSD:
4754, CBank-STR:953
Show glycosyltransferases
NMR conditions: in CD3OD
[as TSV]
13C NMR data:
Linkage Residue C1 C2 C3 C4 C5 C6
3 bDGlcp 105.7 73.8 78.2 71.0 77.7 62.3
xXQuercetin
1H NMR data:
Linkage Residue H1 H2 H3 H4 H5 H6
3 bDGlcp 5.27 ? ? ? ? ?
xXQuercetin
1H/13C HSQC data:
Linkage Residue C1/H1 C2/H2 C3/H3 C4/H4 C5/H5 C6/H6
3 bDGlcp 105.7/5.27 73.8/? 78.2/? 71.0/? 77.7/? 62.3/?
xXQuercetin
1H NMR data:
| Linkage | Residue | H1 | H2 | H3 | H4 | H5 | H6 |
|---|
| 3 | bDGlcp | 5.27 | ? | ? | ? | ? | ? |
| | xXQuercetin | |
|
13C NMR data:
| Linkage | Residue | C1 | C2 | C3 | C4 | C5 | C6 |
|---|
| 3 | bDGlcp | 105.7 | 73.8 | 78.2 | 71.0 | 77.7 | 62.3 |
| | xXQuercetin | |
|
There is only one chemically distinct structure:
Found 
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