Spektraris NMR
Vitexin
Common Name: Vitexin
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C21H20O10/c22-7-14-17(27)18(28)19(29)21(31-14)16-11(25)5-10(24)15-12(26)6-13(30-20(15)16)8-1-3-9(23)4-2-8/h1-6,14,17-19,21-25,27-29H,7H2/t14-,17-,18+,19-,21+/m1/s1
InChIKey: InChIKey=SGEWCQFRYRRZDC-VPRICQMDSA-N
Formula: C21H20O10
Molecular Weight: 432.378318
Exact Mass: 432.105647
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Yin, F., Hu, L., Pan, R. Chem Pharm Bull (2004) 52, 1440-4
Species:
Notes: Family : Flavonoids, Type : Flavonoids, Group : Flavones; 13 C Spectrum from Naproc 13: José Luis López-Pérez, Roberto Therón, Esther del Olmo, David Díaz: NAPROC-13: a database for the dereplication of natural product mixtures in bioassay-guided protocols. Bioinformatics 23(23):3256-3257 (2007)
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 2 (C) | 164 |
| 3 (CH) | 102.5 |
| 4 (C) | 182.1 |
| 5 (C) | 156 |
| 6 (CH) | 98.1 |
| 7 (C) | 162.5 |
| 8 (C) | 104.1 |
| 9 (C) | 162.5 |
| 10 (C) | 104.6 |
| 1' (C) | 121.6 |
| 2' (CH) | 129 |
| 3' (CH) | 115.8 |
| 4' (C) | 160.4 |
| 5' (CH) | 115.8 |
| 6' (CH) | 129 |
| 1'' (CH) | 78.6 |
| 2'' (CH) | 73.4 |
| 3'' (CH) | 70.8 |
| 4'' (CH) | 70.5 |
| 5'' (CH) | 81.8 |
| 6'' (CH2) | 61.3 |
