Spektraris NMR
7-Methoxy-3-(p-methoxyphenyl)-4-chromanone
Common Name: 7-Methoxy-3-(p-methoxyphenyl)-4-chromanone
Synonyms: 7-Methoxy-3-(p-methoxyphenyl)-4-chromanone
CAS Registry Number:
InChI: InChI=1S/C17H16O4/c1-19-12-5-3-11(4-6-12)15-10-21-16-9-13(20-2)7-8-14(16)17(15)18/h3-9,15H,10H2,1-2H3
InChIKey: InChIKey=LMOKRNVSZDSWJQ-UHFFFAOYSA-N
Formula: C17H16O4
Molecular Weight: 284.307182
Exact Mass: 284.104859
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Wenkert, E., Gottlieb, H.E. Phytochemistry (1977) 16, 1811-6
Species:
Notes: Family : Flavonoids, Type : Isoflavonoids, Group : Isoflavanones; 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 (CH2) | 71.7 |
| 3 (CH) | 50.9 |
| 4 (C) | 190.6 |
| 5 (CH) | 129.1 |
| 6 (CH) | 109.8 |
| 7 (C) | 165.6 |
| 8 (CH) | 100.4 |
| 9 (C) | 163.1 |
| 10 (C) | 114.6 |
| 1' (C) | 127.1 |
| 2' (CH) | 129.3 |
| 3' (CH) | 114 |
| 4' (C) | 158.2 |
| 5' (CH) | 114 |
| 6' (CH) | 129.3 |
| 7a (CH3) | 55 |
| 4'a (CH3) | 55.4 |
