Spektraris NMR
Galangin 5,7-dimethyl ether
Common Name: Galangin 5,7-dimethyl ether
Synonyms: Galangin 5,7-dimethyl ether
CAS Registry Number:
InChI: InChI=1S/C17H14O5/c1-20-11-8-12(21-2)14-13(9-11)22-17(16(19)15(14)18)10-6-4-3-5-7-10/h3-9,19H,1-2H3
InChIKey: InChIKey=CPYJUQBXJXCLAY-UHFFFAOYSA-N
Formula: C17H14O5
Molecular Weight: 298.290705
Exact Mass: 298.084124
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Pelter, A., Ward, R.S., Hansel, R., Khaliefi, F. J Chem Soc, Perkin Trans 1 (1981) 0, 3182-5
Species:
Notes: Family : Flavonoids, Type : Flavonoids, Group : Flavonols; 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) | 141.2 |
| 3 (C) | 138.8 |
| 4 (C) | 171.2 |
| 5 (C) | 160.2 |
| 6 (CH) | 95.7 |
| 7 (C) | 163.9 |
| 8 (CH) | 92.8 |
| 9 (C) | 158.2 |
| 10 (C) | 106.3 |
| 1' (C) | 131.2 |
| 2' (CH) | 126.9 |
| 3' (CH) | 128.4 |
| 4' (CH) | 129.3 |
| 5' (CH) | 128.4 |
| 6' (CH) | 126.9 |
| 5a (CH3) | 56.1 |
| 7a (CH3) | 56.9 |
