Spektraris NMR
Dulcisxanthone C
Common Name: Dulcisxanthone C
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C17H16O7/c1-20-8-5-6-9-10(7-8)24-14-11(12(9)18)13(19)15(21-2)17(23-4)16(14)22-3/h5-7,19H,1-4H3
InChIKey: InChIKey=IBYBLYYHWGTQGI-UHFFFAOYSA-N
Formula: C17H16O7
Molecular Weight: 332.305397
Exact Mass: 332.089603
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Deachathai, S., Mahabusarakam, W., Phongpaichit, S., Taylor, W.C., Zhang, Y.J., Yang, C.R. Phytochemistry (2006) 67, 464-9
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) | 150.6 |
| 2 (C) | 132.7 |
| 3 (C) | 154.1 |
| 4 (C) | 135.4 |
| 4a (C) | 145.7 |
| 5 (CH) | 115.9 |
| 6 (C) | 148.7 |
| 7 (CH) | 116.5 |
| 8 (CH) | 123.7 |
| 8a (C) | 120.9 |
| 9 (C) | 181.7 |
| 9a (C) | 104.5 |
| 10a (C) | 146.4 |
| 1' (CH3) | 61.2 |
| 2a (CH3) | 61.9 |
| 3a (CH3) | 61.7 |
| 6a (CH3) | 56.5 |
