Spektraris NMR
Mammea A/AA cyclo F (cyclomammeisin)
Common Name: Mammea A/AA cyclo F (cyclomammeisin)
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C25H26O6/c1-13(2)10-17(26)21-22(28)20-15(14-8-6-5-7-9-14)12-19(27)31-23(20)16-11-18(25(3,4)29)30-24(16)21/h5-9,12-13,18,28-29H,10-11H2,1-4H3/t18-/m1/s1
InChIKey: InChIKey=PTQKDRQFGLKODH-GOSISDBHSA-N
Formula: C25H26O6
Molecular Weight: 422.471287
Exact Mass: 422.172939
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Guilet D., Helesbeux J.J., Seraphin D., Sevenet T., Richomme P., Bruneton J. J Nat Prod (2001) 64, 563-8
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) | 159.8 |
| 3 (CH) | 111.8 |
| 4 (C) | 156.6 |
| 5 (C) | 164.3 |
| 6 (C) | 103.3 |
| 7 (C) | 164.2 |
| 8 (C) | 105.1 |
| 9 (C) | 155.5 |
| 10 (C) | 102.3 |
| 1' (C) | 138.9 |
| 2' (CH) | 127.2 |
| 3' (CH) | 127.5 |
| 4' (CH) | 128.2 |
| 5' (CH) | 127.5 |
| 6' (CH) | 127.2 |
| 6a (C) | 205.2 |
| 6b (CH2) | 51.9 |
| 6c (CH) | 25 |
| 6d (CH3) | 22.6 |
| 6ca (CH3) | 22.6 |
| 8a (CH2) | 26.6 |
| 8b (CH) | 92.9 |
| 8c (C) | 71.4 |
| 8d (CH3) | 26.3 |
| 8ca (CH3) | 24.9 |
