Spektraris NMR
7'',4'''-Dimethylamentoflavone
Common Name: 7'',4'''-Dimethylamentoflavone
Synonyms: 4''',7''-Dimethylamentoflavone
CAS Registry Number: 34293-14-6
InChI:
InChIKey:
Formula: C32H22O10
Molecular Weight: 566.518
Exact Mass: 566.1213
NMR Solvent: DMSO-d6
MHz: 500 (1H), 125 (13C)
Calibration: TMS
NMR references: Carbonezi, C., Hamerski, L., Gunatilaka, A., Cavalheiro, A., Castro-Gamboa, I., Silva, D., Furlan, M., Young, M., Lopes, M., Bolzani, V. (2007). Bioactive flavone dimers from Ouratea multiflora (Ochnaceae). Braz. J. Pharmacogn. 17, 319-324.
Species: Ouratea multiflora - Carbonezi, C., Hamerski, L., Gunatilaka, A., Cavalheiro, A., Castro-Gamboa, I., Silva, D., Furlan, M., Young, M., Lopes, M., Bolzani, V. (2007). Bioactive flavone dimers from Ouratea multiflora (Ochnaceae). Braz. J. Pharmacogn. 17, 319-324.
Notes:
Proton NMR Peaks
| Position | PPM | Peak Type | J (Hz) |
|---|---|---|---|
| 3 | 6.82 | s | |
| 6 | 6.17 | d | 2.5 |
| 8 | 6.45 | d | 2.5 |
| 2' | 7.98 | d | 2.5 |
| 5' | 7.14 | d | 8.5 |
| 6' | 8.01 | dd | 8.5, 2.5 |
| 3" | 6.92 | s | |
| 6" | 6.67 | s | |
| 2''', 6''' | 7.66 | d | 9.5 |
| 3''', 5''' | 6.91 | d | 9.5 |
| 4"-OCH3 | 3.83 | s | |
| 7-OCH3 | 3.75 | s | |
| 5-OH | 12.94 | ||
| 5"-OH | 13.2 |
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 2 | 163.6 |
| 3 | 103.1 |
| 4 | 181.8 |
| 5 | 161.4 |
| 6 | 98.8 |
| 7 | 164.1 |
| 8 | 94.1 |
| 9 | 157.4 |
| 10 | 103.7 |
| 1' | 121.2 |
| 2' | 131.3 |
| 3' | 119.6 |
| 4' | 159.4 |
| 5' | 116.2 |
| 6' | 128 |
| 2" | 163.7 |
| 3" | 103.2 |
| 4" | 182.4 |
| 5" | 161.4 |
| 6" | 95.6 |
| 7" | 162.8 |
| 8" | 105 |
| 9" | 153.7 |
| 10" | 104.2 |
| 1''' | 122.9 |
| 2''' | 128.1 |
| 3''' | 114.5 |
| 4''' | 162.3 |
| 5''' | 114.5 |
| 6''' | 128.1 |
| 4'''-OCH3 | 56.5 |
| 7"-OCH3 | 55.5 |
