Spektraris NMR
Cudraflavone B
Common Name: Cudraflavone B
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C25H24O6/c1-13(2)5-7-17-23(29)21-20(30-24(17)15-8-6-14(26)11-18(15)27)12-19-16(22(21)28)9-10-25(3,4)31-19/h5-6,8-12,26-28H,7H2,1-4H3
InChIKey: InChIKey=XIWCDUHPYMOFIL-UHFFFAOYSA-N
Formula: C25H24O6
Molecular Weight: 420.455405
Exact Mass: 420.157289
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Wenkert, E., Gottlieb, H.E. Phytochemistry (1977) 16, 1811-6
Species:
Notes: Family : Flavonoids, Type : Flavonoids, Group : Flavones; 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) | 158.5 |
| 3 (C) | 120.1 |
| 4 (C) | 181.7 |
| 5 (C) | 161.1 |
| 6 (C) | 100.5 |
| 7 (C) | 161.7 |
| 8 (CH) | 98.9 |
| 9 (C) | 151.8 |
| 10 (C) | 104.4 |
| 1' (C) | 110.9 |
| 2' (C) | 160.6 |
| 3' (CH) | 103 |
| 4' (C) | 156.6 |
| 5' (CH) | 107 |
| 6' (CH) | 131.1 |
| 3a (CH2) | 23.9 |
| 3b (CH) | 121.6 |
| 3c (C) | 131.1 |
| 3d (CH3) | 25.5 |
| 3ac (CH3) | 17.4 |
| 6a (CH) | 114.3 |
| 6b (CH) | 127.1 |
| 6c (C) | 77.8 |
| 6ac (CH3) | 27.7 |
| 6ad (CH3) | 27.7 |
