Spektraris NMR
5-O-Methyl-2-deprenyIrheediaxanthone B
Common Name: 5-O-Methyl-2-deprenyIrheediaxanthone B
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C19H18O6/c1-8-19(2,3)14-12(24-8)7-11(21)13-15(22)9-5-6-10(20)17(23-4)16(9)25-18(13)14/h5-8,20-21H,1-4H3/t8-/m1/s1
InChIKey: InChIKey=DWIBEITYHXOXGF-MRVPVSSYSA-N
Formula: C19H18O6
Molecular Weight: 342.343345
Exact Mass: 342.110338
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Rath, G., Potterat, O., Mavi, S., Hostettmann, K. Phytochemistry (1996) 43, 513-20
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) | 166.9 |
| 2 (CH) | 92.8 |
| 3 (C) | 165.2 |
| 4 (C) | 113.8 |
| 4a (C) | 153.6 |
| 5 (C) | 135.7 |
| 6 (C) | 157.5 |
| 7 (CH) | 114.5 |
| 8 (CH) | 122.3 |
| 8a (C) | 114.9 |
| 9 (C) | 180.7 |
| 9a (C) | 103.6 |
| 10a (C) | 151.4 |
| 1' (C) | 44.5 |
| 2' (CH) | 91.6 |
| 3' (CH3) | 21.7 |
| 4' (CH3) | 25.8 |
| 5' (CH3) | 14.4 |
| 5a (CH3) | 61.8 |
