Spektraris NMR
Mammea A/AA (Mammeisin)
Common Name: Mammea A/AA (Mammeisin)
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C25H26O5/c1-14(2)10-11-17-23(28)22(19(26)12-15(3)4)24(29)21-18(13-20(27)30-25(17)21)16-8-6-5-7-9-16/h5-10,13,15,28-29H,11-12H2,1-4H3
InChIKey: InChIKey=JIFOADIANOIMSK-UHFFFAOYSA-N
Formula: C25H26O5
Molecular Weight: 406.471882
Exact Mass: 406.178024
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Morel C., Guilet D., Oger J.M., Seraphin D., Sevenet T., Wiart C., Hadi A.H.A., Richomme P., Bruneton J. Phytochemistry (1999) 50, 1243
Species:
Notes: Family : Flavonoids, Type : Neoflavonoids; 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 |
|---|---|
| 2 (C) | 159.2 |
| 3 (CH) | 112.7 |
| 4 (C) | 154.4 |
| 5 (C) | 159.5 |
| 6 (C) | 107.3 |
| 7 (C) | 163.3 |
| 8 (C) | 108 |
| 9 (C) | 156.6 |
| 10 (C) | 100.8 |
| 1' (C) | 137.2 |
| 2' (CH) | 127.4 |
| 3' (CH) | 129.1 |
| 4' (CH) | 129.7 |
| 5' (CH) | 129.1 |
| 6' (CH) | 127.4 |
| 6a (C) | 207.1 |
| 6b (CH2) | 53.6 |
| 6c (CH) | 24.7 |
| 6d (CH3) | 22.6 |
| 6ca (CH3) | 22.6 |
| 8a (CH2) | 21.7 |
| 8b (CH) | 120.6 |
| 8c (C) | 135.5 |
| 8d (CH3) | 25.8 |
| 8ca (CH3) | 18 |
