9H-Xanthen-9-one, 3-hydroxy-2,4-dimethoxy-

9H-Xanthen-9-one, 3-hydroxy-2,4-dimethoxy-

Common Name: 9H-Xanthen-9-one, 3-hydroxy-2,4-dimethoxy-

Synonyms: 9H-Xanthen-9-one, 3-hydroxy-2,4-dimethoxy-

CAS Registry Number:

InChI: InChI=1S/C15H12O5/c1-18-11-7-9-12(16)8-5-3-4-6-10(8)20-14(9)15(19-2)13(11)17/h3-7,17H,1-2H3

InChIKey: InChIKey=DQAQTPIWHUEPAU-UHFFFAOYSA-N

Formula: C15H12O5

Molecular Weight: 272.253352

Exact Mass: 272.068473

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Kijjoa, A., Gonzalez, M.J., Pinto, M.M., Silva, A.M., Anantachoke, C., Herz, W. Phytochemistry (2000) 55, 833-6

Species:

Notes: Family : Aromatics, Type : Xanthones; 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 (CH) 100.6
2 (C) 144.81
3 (C) 145.07
4 (C) 134.67
4a (C) 146.17
5 (CH) 117.98
6 (CH) 134.19
7 (CH) 123.96
8 (CH) 126.6
8a (C) 121.34
9 (C) 176.16
9a (C) 114.57
10a (C) 155.89
1' (CH3) 61.73
2a (CH3) 56.53