Spektraris NMR
Laurentixanthone A
Common Name: Laurentixanthone A
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C23H22O4/c1-13(2)8-9-14-6-5-7-16-20(25)19-17(24)12-18-15(22(19)26-21(14)16)10-11-23(3,4)27-18/h5-8,10-12,24H,9H2,1-4H3
InChIKey: InChIKey=BCILHNDVVWKDBW-UHFFFAOYSA-N
Formula: C23H22O4
Molecular Weight: 362.419242
Exact Mass: 362.151809
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Nguemeving, J.R., Azebaze, A.G., Kuete, V., Eric Carly, N.N., Beng, V.P., Meyer, M., Blond, A., Bodo, B., Nkengfack, A.E. Phytochemistry (2006) 67, 1341-6
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) | 164.1 |
| 2 (CH) | 99.7 |
| 3 (C) | 161.7 |
| 4 (C) | 102.1 |
| 4a (C) | 152.1 |
| 5 (C) | 107.9 |
| 6 (CH) | 122.2 |
| 7 (CH) | 125 |
| 8 (CH) | 116.5 |
| 8a (C) | 121.7 |
| 9 (C) | 181.8 |
| 9a (C) | 104.2 |
| 10a (C) | 147 |
| 1' (CH) | 115.7 |
| 2' (CH) | 128.1 |
| 3' (C) | 79.1 |
| 4' (CH3) | 28.4 |
| 5' (CH3) | 28.4 |
| 5a (CH2) | 23.4 |
| 5b (CH) | 125.1 |
| 5c (C) | 133.6 |
| 5d (CH3) | 26.1 |
| 5e (CH3) | 19.3 |
