Spektraris NMR
Cowaxanthone A
Common Name: Cowaxanthone A
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C20H20O6/c1-10(2)5-6-11-14(24-3)9-15-16(17(11)22)18(23)12-7-8-13(21)20(25-4)19(12)26-15/h5,7-9,21-22H,6H2,1-4H3
InChIKey: InChIKey=BSSWLUSDRBDPCW-UHFFFAOYSA-N
Formula: C20H20O6
Molecular Weight: 356.369963
Exact Mass: 356.125988
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Panthong, K., Pongcharoen, W., Phongpaichit, S., Taylor, W.C. Phytochemistry (2006) 67, 999-1004
Species:
Notes: Family : Aromatics, Type : Xanthones; 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 |
|---|---|
| 1 (C) | 159.67 |
| 2 (C) | 112.27 |
| 3 (C) | 164.06 |
| 4 (CH) | 89.8 |
| 4a (C) | 155.72 |
| 5 (C) | 133.63 |
| 6 (C) | 154.23 |
| 7 (CH) | 112.35 |
| 8 (CH) | 121.92 |
| 8a (C) | 115.14 |
| 9 (C) | 180.06 |
| 9a (C) | 103.17 |
| 10a (C) | 149.57 |
| 2a (CH2) | 21.32 |
| 2b (CH) | 122.03 |
| 2c (C) | 131.93 |
| 2d (CH3) | 17.79 |
| 2e (CH3) | 25.79 |
| 3a (CH3) | 55.97 |
| 5a (CH3) | 61.94 |
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The Spektraris NMR database is developed and hosted by the Lange laboratory at WSU. CAS Registry Number is a Registered Trademark of the American Chemical Society.