Spektraris NMR
5,7-Dihydroxyisoflavone
Common Name: 5,7-Dihydroxyisoflavone
Synonyms: 5,7-Dihydroxyisoflavone
CAS Registry Number:
InChI: InChI=1S/C15H10O4/c16-10-6-12(17)14-13(7-10)19-8-11(15(14)18)9-4-2-1-3-5-9/h1-8,16-17H
InChIKey: InChIKey=PJJGZPJJTHBVMX-UHFFFAOYSA-N
Formula: C15H10O4
Molecular Weight: 254.238066
Exact Mass: 254.057909
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Pelter, A., Ward, R.S., Bass, R.J. J Chem Soc, Perkin Trans 1 (1978) 0, 666-8
Species:
Notes: Family : Flavonoids, Type : Isoflavonoids, Group : Isoflavones; 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 (CH) | 155.1 |
| 3 (C) | 124.2 |
| 4 (C) | 181.3 |
| 5 (C) | 164 |
| 6 (CH) | 100 |
| 7 (C) | 165.1 |
| 8 (CH) | 94.6 |
| 9 (C) | 159.1 |
| 10 (C) | 106.2 |
| 1' (C) | 132.2 |
| 2' (CH) | 129.9 |
| 3' (CH) | 129.1 |
| 4' (CH) | 128.9 |
| 5' (CH) | 129.1 |
| 6' (CH) | 129.9 |
