Spektraris NMR
Common Name:
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C20H14O3/c1-22-15-9-7-13-8-10-18-20(16(13)11-15)17(21)12-19(23-18)14-5-3-2-4-6-14/h2-12H,1H3
InChIKey: InChIKey=NWJURBBSBKIPDJ-UHFFFAOYSA-N
Formula: C20H14O3
Molecular Weight: 302.324103
Exact Mass: 302.094294
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - P.J. Nathan, R.L. Santillan Spectrochem (1984) 40, 1077
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) | 160 |
| 3 (CH) | 109.5 |
| 4 (C) | 179.7 |
| 5 (C) | 131.8 |
| 6 (C) | 125.2 |
| 7 (CH) | 134.4 |
| 8 (CH) | 114.2 |
| 9 (C) | 157.2 |
| 10 (C) | 115.9 |
| 1' (C) | 130.8 |
| 2' (CH) | 125.5 |
| 3' (CH) | 128.5 |
| 4' (CH) | 130.8 |
| 5' (CH) | 128.5 |
| 6' (CH) | 125.5 |
| 5a (CH) | 106 |
| 5b (C) | 159.8 |
| 5c (CH) | 118 |
| 5d (CH) | 129 |
| 5ba (CH3) | 55.2 |
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The Spektraris NMR database is developed and hosted by the Lange laboratory at WSU. CAS Registry Number is a Registered Trademark of the American Chemical Society.