5-hydroxy-7-methoxy-2-(2,3,4,5,6-pentamethoxyphenyl)chromen-4-one

5-hydroxy-7-methoxy-2-(2,3,4,5,6-pentamethoxyphenyl)chromen-4-one

Common Name: 5-hydroxy-7-methoxy-2-(2,3,4,5,6-pentamethoxyphenyl)chromen-4-one

Synonyms: 5-hydroxy-7-methoxy-2-(2,3,4,5,6-pentamethoxyphenyl)chromen-4-one

CAS Registry Number:

InChI: InChI=1S/C21H22O9/c1-24-10-7-11(22)15-12(23)9-14(30-13(15)8-10)16-17(25-2)19(27-4)21(29-6)20(28-5)18(16)26-3/h7-9,22H,1-6H3

InChIKey: InChIKey=QGDNIOFJAUCAMW-UHFFFAOYSA-N

Formula: C21H22O9

Molecular Weight: 418.394795

Exact Mass: 418.126382

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Tuchinda, P., Saiai, A., Pohmakotr, M., Yoosook, C., Kasisit, J., Napaswat, C., Santisuk, T., Reutrakul, V. Planta Med (2004) 70, 366-70

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) 160.57
3 (CH) 112.45
4 (C) 182.27
5 (C) 162.23
6 (CH) 97.9
7 (C) 165.38
8 (CH) 92.51
9 (C) 158.39
10 (C) 105.66
1' (C) 116.51
2' (C) 147.63
3' (C) 143.06
4' (C) 150.1
5' (C) 143.06
6' (C) 147.63
7a (CH3) 55.66
2'a (CH3) 61.76
3'a (CH3) 61.21
4'a (CH3) 61.4
5'a (CH3) 61.21
6'a (CH3) 61.76