Spektraris NMR
5-Hydroxy-7,2',3'-trimethoxyflavone
Common Name: 5-Hydroxy-7,2',3'-trimethoxyflavone
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C18H16O6/c1-21-10-7-12(19)17-13(20)9-15(24-16(17)8-10)11-5-4-6-14(22-2)18(11)23-3/h4-9,19H,1-3H3
InChIKey: InChIKey=UQCFFWBHEHCUQF-UHFFFAOYSA-N
Formula: C18H16O6
Molecular Weight: 328.316728
Exact Mass: 328.094688
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Koteswara Rao, Y., Vimalamma, G., Rao, C.V., Tzeng, Y.M. Phytochemistry (2004) 65, 2317-21
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) | 162.1 |
| 3 (CH) | 110.5 |
| 4 (C) | 182.7 |
| 5 (C) | 162 |
| 6 (CH) | 97.9 |
| 7 (C) | 165.5 |
| 8 (CH) | 92.4 |
| 9 (C) | 158 |
| 10 (C) | 105.6 |
| 1' (C) | 115.2 |
| 2' (C) | 148 |
| 3' (C) | 153.3 |
| 4' (CH) | 124.2 |
| 5' (CH) | 126 |
| 6' (CH) | 120.6 |
| 7a (CH3) | 60.9 |
| 2'a (CH3) | 56 |
| 3'a (CH3) | 55.7 |
