Spektraris NMR
IsocudraniaxanthoneA
Common Name: IsocudraniaxanthoneA
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C18H16O6/c1-4-18(2,3)13-11(21)7-10(20)12-14(22)8-5-6-9(19)15(23)16(8)24-17(12)13/h4-7,19-21,23H,1H2,2-3H3
InChIKey: InChIKey=GXZSMOZDSUSQHH-UHFFFAOYSA-N
Formula: C18H16O6
Molecular Weight: 328.316728
Exact Mass: 328.094688
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Kobayashi, M., Mahmud, T., Yoshioka, N., Shibuya, H., Kitagawa, I. Chem Pharm Bull (1997) 45, 1615-9
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 |
| 2 (CH) | 100.4 |
| 3 (C) | 165 |
| 4 (C) | 113.2 |
| 4a (C) | 157.2 |
| 5 (C) | 134.1 |
| 6 (C) | 152 |
| 7 (CH) | 114.1 |
| 8 (CH) | 117.6 |
| 8a (C) | 114.9 |
| 9 (C) | 182 |
| 9a (C) | 104 |
| 10a (C) | 147.3 |
| 1' (C) | 42.4 |
| 2' (CH3) | 29.9 |
| 3' (CH3) | 29.9 |
| 4' (CH) | 153.2 |
| 5' (CH2) | 108.3 |
