Spektraris NMR
2-(2-Hydroxyphenyl)-7-methoxy-2,3-dihydro-4H-chromen-4-one
Common Name: 2-(2-Hydroxyphenyl)-7-methoxy-2,3-dihydro-4H-chromen-4-one
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C16H14O4/c1-19-10-6-7-12-14(18)9-16(20-15(12)8-10)11-4-2-3-5-13(11)17/h2-8,16-17H,9H2,1H3
InChIKey: InChIKey=ZZXXFILYXOTTJG-UHFFFAOYSA-N
Formula: C16H14O4
Molecular Weight: 270.280565
Exact Mass: 270.089209
NMR Solvent: CDDl3 + DMSO-d6
MHz:
Calibration:
NMR references: 13C - Pelter, A., Ward, R.S., Gray T.I. J Chem Soc, Perkin Trans 1 (1976) 0, 2475
Species:
Notes: Family : Flavonoids, Type : Flavonoids, Group : Flavanones; 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) | 74.9 |
| 3 (CH2) | 42.6 |
| 4 (C) | 190.3 |
| 5 (CH) | 128.1 |
| 6 (CH) | 109.7 |
| 7 (C) | 165.7 |
| 8 (CH) | 100.9 |
| 9 (C) | 113.7 |
| 10 (C) | 114.6 |
| 1' (C) | 125.4 |
| 2' (C) | 154.2 |
| 3' (CH) | 115.6 |
| 4' (CH) | 129.1 |
| 5' (CH) | 119.1 |
| 6' (CH) | 126.5 |
| 7a (CH3) | 55.6 |
