Spektraris NMR
9,11-dihydroxy-12H-benzo[a]xanthen-12-one
![9,11-dihydroxy-12H-benzo[a]xanthen-12-one](/nmr/static/nmr/svg/14782.svg)
Common Name: 9,11-dihydroxy-12H-benzo[a]xanthen-12-one
Synonyms: 9,11-dihydroxy-12H-benzo[a]xanthen-12-one
CAS Registry Number:
InChI: InChI=1S/C17H10O4/c18-10-7-12(19)16-14(8-10)21-13-6-5-9-3-1-2-4-11(9)15(13)17(16)20/h1-8,18-19H
InChIKey: InChIKey=DPSVULZFFRWBMZ-UHFFFAOYSA-N
Formula: C17H10O4
Molecular Weight: 278.259537
Exact Mass: 278.057909
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Sittisombut, C., Boutefnouchet, S., Trinh Van-Dufat, H., Tian, W., Michel, S., Koch, M., Tillequin, F., Pfeiffer, B., Pierre, A. Chem Pharm Bull (2006) 54, 1113-8
Species:
Notes: Family : Aromatics, Type : Xanthones, Group : Benzoxanthones; 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) | 126.4 |
| 2 (CH) | 130 |
| 3 (CH) | 126.3 |
| 4 (CH) | 129.4 |
| 4a (C) | 130.5 |
| 5 (CH) | 138 |
| 6 (CH) | 126.7 |
| 6a (C) | 157.7 |
| 7a (C) | 156.7 |
| 8 (CH) | 93.9 |
| 9 (C) | 163.3 |
| 10 (CH) | 99.1 |
| 11 (C) | 165.6 |
| 11a (C) | 104.1 |
| 12 (C) | 182.7 |
| 12a (C) | 112.6 |
| 12b (C) | 130.5 |
