Spektraris NMR
Macluraxanthone B
Common Name: Macluraxanthone B
Synonyms: Macluraxanthone B
CAS Registry Number:
InChI: InChI=1S/C23H24O6/c1-6-23(4,5)18-20(27)12(8-7-11(2)3)22-17(21(18)28)19(26)13-9-14(24)15(25)10-16(13)29-22/h6-7,9-10,24-25,27-28H,1,8H2,2-5H3
InChIKey: InChIKey=QFYDCUMYVXSZFJ-UHFFFAOYSA-N
Formula: C23H24O6
Molecular Weight: 396.433933
Exact Mass: 396.157289
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Lee, B.W., Gal, S.W., Park, K.M., Park, K.H. J Nat Prod (2005) 68, 456-8
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 (CH) | 107 |
| 2 (C) | 141.9 |
| 3 (C) | 152.8 |
| 4 (CH) | 102.1 |
| 4a (C) | 151.8 |
| 5 (C) | 107.2 |
| 6 (C) | 161.1 |
| 7 (C) | 113.2 |
| 8 (C) | 160.4 |
| 8a (C) | 102.6 |
| 9 (C) | 180.3 |
| 9a (C) | 112.2 |
| 10a (C) | 153.3 |
| 1' (CH2) | 22.1 |
| 2' (CH) | 122.3 |
| 3' (C) | 131.8 |
| 4' (CH3) | 17.9 |
| 5' (CH3) | 25.8 |
| 1'' (C) | 41.5 |
| 2'' (CH) | 149.9 |
| 3'' (CH2) | 113.4 |
| 4'' (CH3) | 27.4 |
| 5'' (CH3) | 27.4 |
