Spektraris NMR
Hyperxanthone A
Common Name: Hyperxanthone A
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C18H16O7/c1-18(2,23)13-5-8-14-12(6-10(21)17(8)25-13)24-11-4-7(19)3-9(20)15(11)16(14)22/h3-4,6,13,19-21,23H,5H2,1-2H3
InChIKey: InChIKey=SVMJDJABXKINOS-UHFFFAOYSA-N
Formula: C18H16O7
Molecular Weight: 344.316133
Exact Mass: 344.089603
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Tanaka, N., Takaishi, Y., Shikishima, Y., Nakanishi, Y., Bastow, K., Lee, K.H., Honda, G., Ito, M., Takeda, Y., Kodzhimatov, O.K., Ashurmetov, O. J Nat Prod (2004) 67, 1870-5
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) | 164.2 |
| 2 (CH) | 98.1 |
| 3 (C) | 165 |
| 4 (CH) | 93.9 |
| 4a (C) | 158.4 |
| 5 (CH) | 102.8 |
| 6 (C) | 148.3 |
| 7 (C) | 145.8 |
| 8 (C) | 126.9 |
| 8a (C) | 110.7 |
| 9 (C) | 182.1 |
| 9a (C) | 103.2 |
| 10a (C) | 152.9 |
| 1' (CH2) | 32.9 |
| 2' (CH) | 91.5 |
| 3' (C) | 71.2 |
| 4' (CH3) | 25.4 |
| 5' (CH3) | 25.1 |
