Spektraris NMR
Vieillardixanthone
Common Name: Vieillardixanthone
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C19H18O6/c1-8(2)9(3)14-13(24-4)7-12(21)15-16(22)10-5-6-11(20)17(23)18(10)25-19(14)15/h5-8,20-21,23H,3H2,1-2,4H3
InChIKey: InChIKey=NSYLWTGDDXBREV-UHFFFAOYSA-N
Formula: C19H18O6
Molecular Weight: 342.343345
Exact Mass: 342.110338
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Hay, A.E., Aumond, M.C., Mallet, S., Dumontet, V., Litaudon, M., Rondeau, D., Richomme, P. J Nat Prod (2004) 67, 707-9
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) | 163.9 |
| 2 (CH) | 94.8 |
| 3 (C) | 164.6 |
| 4 (C) | 111.8 |
| 4a (C) | 154.2 |
| 5 (C) | 133.6 |
| 6 (C) | 147.9 |
| 7 (CH) | 113.2 |
| 8 (CH) | 117.4 |
| 8a (C) | 119.1 |
| 9 (C) | 180.1 |
| 9a (C) | 103.2 |
| 10a (C) | 144 |
| 1' (C) | 147.1 |
| 2' (CH) | 34.6 |
| 3' (CH3) | 21.6 |
| 4' (CH3) | 21.6 |
| 5' (CH2) | 114.5 |
| 3a (CH3) | 56.3 |
