2'-hydroxy-3,4,4',5,6'-pen-tamethoxychalcone

2'-hydroxy-3,4,4',5,6'-pen-tamethoxychalcone

Common Name: 2'-hydroxy-3,4,4',5,6'-pen-tamethoxychalcone

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H22O7/c1-23-13-10-15(22)19(16(11-13)24-2)14(21)7-6-12-8-17(25-3)20(27-5)18(9-12)26-4/h6-11,22H,1-5H3/b7-6+

InChIKey: InChIKey=BEDDITQSLNWAOP-VOTSOKGWSA-N

Formula: C20H22O7

Molecular Weight: 374.385249

Exact Mass: 374.136553

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Tomazela, D.M., Pupo, M.T., Passador, E.A., da Silva, M.F., Vieira, P.C., Fernandes, J.B., Fo, E.R., Oliva, G., Pirani, J.R. Phytochemistry (2000) 55, 643-51

Species:

Notes: Family : Flavonoids, Type : Chalconoids; 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
1 (C) 131.2
2 (CH) 105.7
3 (C) 153.5
4 (C) 141
5 (C) 153.5
6 (CH) 105.7
α (CH) 127
β (CH) 142.4
1' (C) 105.8
2' (C) 168.5
3' (CH) 93.9
4' (C) 166.3
5' (CH) 91.5
6' (C) 162.5
β' (C) 192.4
3a (CH3) 55.8
4a (CH3) 61
5a (CH3) 55.8
4'a (CH3) 56.2
6'a (CH3) 55.6