Spektraris NMR
Cupressuflavone-7,7"-dimethylether
Common Name: Cupressuflavone-7,7"-dimethylether
Synonyms: 7,7''-Di-O-methylcupressuflavone
CAS Registry Number: 26505-90-8
InChI:
InChIKey:
Formula: C32H22O10
Molecular Weight: 566.518
Exact Mass: 566.1213
NMR Solvent: DMSO-d6
MHz: 500.0
Calibration: not indicated
NMR references: Geiger, H., Seeger, T., Hahn, H., Zinsmeister, D., Markham, K., Wong, H. (1993). 1H NMR Assignments in Biflavonoid Spectra by Proton-Detected C-H Correlation. Z. Naturforsch. 48c, 821-826.
Species: Agathis australis
Notes:
Proton NMR Peaks
| Position | PPM | Peak Type | J (Hz) |
|---|---|---|---|
| 3 | 6.86 | s | |
| 6 | 6.78 | s | |
| 2' | 7.46 | d (ortho-coupled) | |
| 3' | 6.77 | d (ortho-coupled) | |
| 5' | 6.77 | d (ortho-coupled) | |
| 6' | 7.46 | d (ortho-coupled) | |
| 3" | 6.86 | s | |
| 6" | 6.78 | s | |
| 2''' | 7.46 | d (ortho-coupled) | |
| 3''' | 6.77 | d (ortho-coupled) | |
| 5''' | 6.77 | d (ortho-coupled) | |
| 6''' | 7.46 | d (ortho-coupled) |
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 3 | 102.6 |
| 6 | 95.5 |
| 2' | 127.9 |
| 3' | 115.9 |
| 5' | 115.9 |
| 6' | 127.9 |
| 3" | 102.6 |
| 6" | 95.5 |
| 2''' | 127.9 |
| 3''' | 115.9 |
| 5''' | 115.9 |
| 6''' | 127.9 |
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