Spektraris NMR
Afzeliixanthone A
Common Name: Afzeliixanthone A
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C19H18O6/c1-9(2)4-5-10-6-13(22)19-16(18(10)24-3)17(23)15-12(21)7-11(20)8-14(15)25-19/h4,6-8,20-22H,5H2,1-3H3
InChIKey: InChIKey=ARHRDQTXRXQWDE-UHFFFAOYSA-N
Formula: C19H18O6
Molecular Weight: 342.343345
Exact Mass: 342.110338
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Kamdem Waffo, A.F., Mulholland, D., Wansi, J.D., Mbaze, L.M., Powo, R., Mpondo, T.N., Fomum, Z.T., Konig, W., Nkengfack, A.E. Chem Pharm Bull (2006) 54, 448-51
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) | 155.1 |
| 2 (C) | 110.2 |
| 3 (CH) | 100.5 |
| 4 (C) | 141.4 |
| 4a (C) | 145.2 |
| 5 (CH) | 97.6 |
| 6 (C) | 164.4 |
| 7 (CH) | 101.4 |
| 8 (C) | 162.2 |
| 8a (C) | 108.2 |
| 9 (C) | 181.5 |
| 9a (C) | 112.2 |
| 10a (C) | 158.7 |
| 1' (CH2) | 24.9 |
| 2' (CH) | 124.1 |
| 3' (C) | 130.1 |
| 4' (CH3) | 18.3 |
| 5' (CH3) | 25.5 |
| 1a (CH3) | 62.5 |
