Common Name:

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H16O4/c1-20(2)9-8-13-16(24-20)11-17-18(19(13)22)14(21)10-15(23-17)12-6-4-3-5-7-12/h3-11,22H,1-2H3

InChIKey: InChIKey=ZJILWRZVDWUSAB-UHFFFAOYSA-N

Formula: C20H16O4

Molecular Weight: 320.33939

Exact Mass: 320.104859

NMR Solvent: DMSO-d6

MHz:

Calibration:

NMR references: 13C - V.M. Chari, S. Ahmad, B.G. Osterdahl Z Naturforsch (1978) 33, 1547

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) 163.2
3 (CH) 105.1
4 (C) 181.8
5 (C) 155.3
6 (C) 104.7
7 (C) 158.7
8 (CH) 94.8
9 (C) 156.3
10 (C) 104.7
1' (C) 130.4
2' (CH) 126.2
3' (CH) 128.8
4' (CH) 131.8
5' (CH) 128.8
6' (CH) 126.2
6a (CH) 114.2
6b (CH) 128.8
6c (C) 77.8
6d (CH3) 27.7
6e (CH3) 27.7