Spektraris NMR
1,7-dihydroxy-5,6-dimethoxyxanthone
Common Name: 1,7-dihydroxy-5,6-dimethoxyxanthone
Synonyms: 1,7-dihydroxy-5,6-dimethoxyxanthone
CAS Registry Number:
InChI: InChI=1S/C15H12O6/c1-19-14-9(17)6-7-12(18)11-8(16)4-3-5-10(11)21-13(7)15(14)20-2/h3-6,16-17H,1-2H3
InChIKey: InChIKey=NIVJJXNAMAVPQW-UHFFFAOYSA-N
Formula: C15H12O6
Molecular Weight: 288.252757
Exact Mass: 288.063388
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Tanaka, N., Takaishi, Y. Phytochemistry (2006) 67, 2146-51
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) | 162 |
| 2 (CH) | 110.6 |
| 3 (CH) | 135.9 |
| 4 (CH) | 106.2 |
| 4a (C) | 155.5 |
| 5 (C) | 152.3 |
| 6 (C) | 137.5 |
| 7 (C) | 155.5 |
| 8 (CH) | 99.1 |
| 8a (C) | 109.2 |
| 9 (C) | 181.4 |
| 9a (C) | 108.7 |
| 10a (C) | 154.6 |
| 5a (CH3) | 62 |
| 6a (CH3) | 61.7 |
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The Spektraris NMR database is developed and hosted by the Lange laboratory at WSU. CAS Registry Number is a Registered Trademark of the American Chemical Society.