Spektraris NMR
5,7-dihydroxy-6-methoxy-3-(2-methoxyphenyl)chromen-4-one
Common Name: 5,7-dihydroxy-6-methoxy-3-(2-methoxyphenyl)chromen-4-one
Synonyms: 5,7-dihydroxy-6-methoxy-3-(2-methoxyphenyl)chromen-4-one
CAS Registry Number:
InChI: InChI=1S/C17H14O6/c1-21-12-6-4-3-5-9(12)10-8-23-13-7-11(18)17(22-2)16(20)14(13)15(10)19/h3-8,18,20H,1-2H3
InChIKey: InChIKey=AELVNGRVQZQCDD-UHFFFAOYSA-N
Formula: C17H14O6
Molecular Weight: 314.29011
Exact Mass: 314.079038
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Shawl, A.S., Vishwapaul, Zaman, A., Kalla, A.K. Phytochemistry (1984) 23, 2405-6
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) | 120 |
| 4 (C) | 180 |
| 5 (C) | 152.7 |
| 6 (C) | 131.5 |
| 7 (C) | 153 |
| 8 (CH) | 93.1 |
| 9 (C) | 157.4 |
| 10 (C) | 104.7 |
| 1' (C) | 119.8 |
| 2' (C) | 153 |
| 3' (CH) | 111.3 |
| 4' (CH) | 129.8 |
| 5' (CH) | 119.9 |
| 6' (CH) | 131.5 |
| 6a (CH3) | 55.5 |
| 2'a (CH3) | 59.8 |
