Spektraris NMR
Cowaxanthone C
Common Name: Cowaxanthone C
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C29H32O6/c1-15(2)8-10-18-22-26(32)23-21(14-20-17(24(23)30)12-13-29(5,6)35-20)34-27(22)19(11-9-16(3)4)25(31)28(18)33-7/h8-9,12-14,30-31H,10-11H2,1-7H3
InChIKey: InChIKey=CUYZXQYGOCULLG-UHFFFAOYSA-N
Formula: C29H32O6
Molecular Weight: 476.561875
Exact Mass: 476.219889
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) | 157.9 |
| 2 (C) | 104.39 |
| 3 (C) | 159.72 |
| 4 (CH) | 94.07 |
| 4a (C) | 156.24 |
| 5 (C) | 114.11 |
| 6 (C) | 152.4 |
| 7 (C) | 142.35 |
| 8 (C) | 133.79 |
| 8a (C) | 111.88 |
| 9 (C) | 182.37 |
| 9a (C) | 103.68 |
| 10a (C) | 153.43 |
| 1' (CH2) | 26.37 |
| 2' (CH) | 123.5 |
| 3' (C) | 131.87 |
| 4' (CH3) | 25.79 |
| 5' (CH3) | 18.21 |
| 2a (CH) | 115.77 |
| 2b (CH) | 127.02 |
| 2c (C) | 77.91 |
| 2d (CH3) | 28.33 |
| 2e (CH3) | 28.33 |
| 5a (CH2) | 22.64 |
| 5b (CH) | 121.09 |
| 5c (C) | 132.67 |
| 5d (CH3) | 25.83 |
| 5e (CH3) | 18 |
| 7a (CH3) | 62 |
