Spektraris NMR
Polyanxanthone C
Common Name: Polyanxanthone C
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C28H32O4/c1-18(2)10-11-21-12-13-23-25(27(21)31-17-15-20(5)6)26(29)22-8-7-9-24(28(22)32-23)30-16-14-19(3)4/h7-10,12-15H,11,16-17H2,1-6H3
InChIKey: InChIKey=ITTRQDNOUDSAEW-UHFFFAOYSA-N
Formula: C28H32O4
Molecular Weight: 432.552329
Exact Mass: 432.23006
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Louh, G.N., Lannang, A.M., Mbazoa, C.D., Tangmouo, J.G., Komguem, J., Castilho, P., Ngninzeko, F.N., Qamar, N., Lontsi, D., Choudhary, M.I., Sondengam, B.L. Phytochemistry (2008) 69, 1013-7
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) | 156.2 |
| 2 (C) | 131.1 |
| 3 (CH) | 135.4 |
| 4 (CH) | 113.9 |
| 4a (C) | 155.9 |
| 5 (C) | 147.4 |
| 6 (CH) | 116.7 |
| 7 (CH) | 123 |
| 8 (CH) | 117.8 |
| 8a (C) | 123.7 |
| 9 (C) | 176.3 |
| 9a (C) | 116.1 |
| 10a (C) | 145.9 |
| 1a (CH2) | 71.5 |
| 1b (CH) | 120.5 |
| 1c (C) | 137.8 |
| 1d (CH3) | 18.1 |
| 1e (CH3) | 25.8 |
| 2a (CH2) | 27.7 |
| 2b (CH) | 122.5 |
| 2c (C) | 133.1 |
| 2d (CH3) | 25.9 |
| 2e (CH3) | 17.8 |
| 5a (CH2) | 66.4 |
| 5b (CH) | 119.2 |
| 5c (C) | 138.6 |
| 5d (CH3) | 25.9 |
| 5e (CH3) | 18.4 |
