2-[3-Hydroxy-4-(alpha-L-arabinofuranosyloxy)phenyl]-3,5,7-trihydroxy-4H-1-benzopyran-4-one

2-[3-Hydroxy-4-(alpha-L-arabinofuranosyloxy)phenyl]-3,5,7-trihydroxy-4H-1-benzopyran-4-one

Common Name: 2-[3-Hydroxy-4-(alpha-L-arabinofuranosyloxy)phenyl]-3,5,7-trihydroxy-4H-1-benzopyran-4-one

Synonyms: 2-[3-Hydroxy-4-(alpha-L-arabinofuranosyloxy)phenyl]-3,5,7-trihydroxy-4H-1-benzopyran-4-one

CAS Registry Number:

InChI: InChI=1S/C20H18O11/c21-6-13-15(25)18(28)20(31-13)30-11-2-1-7(3-9(11)23)19-17(27)16(26)14-10(24)4-8(22)5-12(14)29-19/h1-5,13,15,18,20-25,27-28H,6H2/t13-,15-,18+,20+/m0/s1

InChIKey: InChIKey=LLYWTGQCIYPEHD-JEOGCQQLSA-N

Formula: C20H18O11

Molecular Weight: 434.351106

Exact Mass: 434.084911

NMR Solvent: CD3OD

MHz:

Calibration:

NMR references: 13C - Hussein, A.A., Barberena, I., Correa, M., Coley, P.D., Solis, P.N., Gupta, M.P. J Nat Prod (2005) 68, 231-3

Species:

Notes: Family : Flavonoids, Type : Flavonoids, Group : Flavonols; 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) 159.3
3 (C) 135.7
4 (C) 180.8
5 (C) 163.8
6 (CH) 100.7
7 (C) 166.8
8 (CH) 95.6
9 (C) 160.1
10 (C) 106.4
1' (C) 123.9
2' (CH) 117.7
3' (C) 147.1
4' (C) 150.6
5' (CH) 117.2
6' (CH) 123.8
1'' (CH) 110.3
2'' (CH) 84.1
3'' (CH) 79.5
4'' (CH) 88.7
5'' (CH2) 63.4