Spektraris NMR
Hyperxanthone D
Common Name: Hyperxanthone D
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C18H16O6/c1-8(2)12(21)7-10-11(20)3-4-14-16(10)18(23)17-13(22)5-9(19)6-15(17)24-14/h3-6,12,19-22H,1,7H2,2H3
InChIKey: InChIKey=YBIZIJLYKSWSGG-UHFFFAOYSA-N
Formula: C18H16O6
Molecular Weight: 328.316728
Exact Mass: 328.094688
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) | 98.7 |
| 3 (C) | 167.7 |
| 4 (CH) | 93.8 |
| 4a (C) | 157.9 |
| 5 (CH) | 117.2 |
| 6 (CH) | 124.7 |
| 7 (C) | 153.5 |
| 8 (C) | 126.8 |
| 8a (C) | 119.4 |
| 9 (C) | 183.3 |
| 9a (C) | 103.1 |
| 10a (C) | 151.9 |
| 1' (CH2) | 33.9 |
| 2' (CH) | 77.5 |
| 3' (C) | 148.9 |
| 4' (CH2) | 109.6 |
| 5' (CH3) | 18.1 |
