Spektraris NMR
7-Hydroxy-1,2,8-trimethoxyxanthone
Common Name: 7-Hydroxy-1,2,8-trimethoxyxanthone
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C16H14O6/c1-19-11-7-6-10-13(16(11)21-3)14(18)12-9(22-10)5-4-8(17)15(12)20-2/h4-7,17H,1-3H3
InChIKey: InChIKey=AAYYAURDUHQZGK-UHFFFAOYSA-N
Formula: C16H14O6
Molecular Weight: 302.279374
Exact Mass: 302.079038
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Kijjoa, A., Gonzalez, M.J., Pinto, M.M., Silva, A.M., Anantachoke, C., Herz, W. Phytochemistry (2000) 55, 833-6
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) | 148.76 |
| 2 (C) | 148.88 |
| 3 (CH) | 120.29 |
| 4 (CH) | 113.14 |
| 4a (C) | 150.73 |
| 5 (CH) | 112.62 |
| 6 (CH) | 121.8 |
| 7 (C) | 145.03 |
| 8 (C) | 144.34 |
| 8a (C) | 116.22 |
| 9 (C) | 176.02 |
| 9a (C) | 117.34 |
| 10a (C) | 150.19 |
| 1' (CH3) | 62.54 |
| 1a (CH3) | 61.73 |
| 2a (CH3) | 57.28 |
