2H-1-Benzopyran-2-one, 5,7-dihydroxy-4-(2-hydroxyphenyl)-

2H-1-Benzopyran-2-one, 5,7-dihydroxy-4-(2-hydroxyphenyl)-

Common Name: 2H-1-Benzopyran-2-one, 5,7-dihydroxy-4-(2-hydroxyphenyl)-

Synonyms: 2H-1-Benzopyran-2-one, 5,7-dihydroxy-4-(2-hydroxyphenyl)-

CAS Registry Number:

InChI: InChI=1S/C15H10O5/c16-8-5-12(18)15-10(7-14(19)20-13(15)6-8)9-3-1-2-4-11(9)17/h1-7,16-18H

InChIKey: InChIKey=STTFUJUCFPJSOI-UHFFFAOYSA-N

Formula: C15H10O5

Molecular Weight: 270.237471

Exact Mass: 270.052823

NMR Solvent: DMSO-d6

MHz:

Calibration:

NMR references: 13C - Iluma, I., Tanaka, T., Hamada, K., Mizuno, M., Asai, F. Chem Pharm Bull (1987) 35, 3909

Species:

Notes: Family : Flavonoids, Type : Neoflavonoids; 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) 160.5
3 (CH) 110.1
4 (C) 154.4
5 (C) 156.6
6 (CH) 99
7 (C) 161.4
8 (CH) 94.4
9 (C) 157.6
10 (C) 102.6
1' (C) 127.9
2' (C) 154.2
3' (CH) 114.2
4' (CH) 128.9
5' (CH) 118.4
6' (CH) 128.3