Spektraris NMR
2-(1-Hydroxy-1-methylethyl)-4,7-dihydroxy-6-(3-methyl-2-butenyl)-2,3-dihydro-5H-furo[3,2-b]xanthene-5-one
![2-(1-Hydroxy-1-methylethyl)-4,7-dihydroxy-6-(3-methyl-2-butenyl)-2,3-dihydro-5H-furo[3,2-b]xanthene-5-one](/nmr/static/nmr/svg/8529.svg)
Common Name: 2-(1-Hydroxy-1-methylethyl)-4,7-dihydroxy-6-(3-methyl-2-butenyl)-2,3-dihydro-5H-furo[3,2-b]xanthene-5-one
Synonyms: 2-(1-Hydroxy-1-methylethyl)-4,7-dihydroxy-6-(3-methyl-2-butenyl)-2,3-dihydro-5H-furo[3,2-b]xanthene-5-one
CAS Registry Number:
InChI: InChI=1S/C23H24O6/c1-11(2)5-6-12-14(24)7-8-15-19(12)22(26)20-17(28-15)10-16-13(21(20)25)9-18(29-16)23(3,4)27/h5,7-8,10,18,24-25,27H,6,9H2,1-4H3
InChIKey: InChIKey=HIBPLKXWGGNNEY-UHFFFAOYSA-N
Formula: C23H24O6
Molecular Weight: 396.433933
Exact Mass: 396.157289
NMR Solvent: DMSO-d6
MHz:
Calibration:
NMR references: 13C - Chin, Y.W., Jung, H.A., Chai, H., Keller, W.J., Kinghorn, A.D. Phytochemistry (2008) 69, 754-8
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 (C) | 157 |
| 2 (C) | 107.7 |
| 3 (C) | 167.2 |
| 4 (CH) | 87.9 |
| 4a (C) | 156.8 |
| 5 (CH) | 115.9 |
| 6 (CH) | 123.1 |
| 7 (C) | 151.5 |
| 8 (C) | 127 |
| 8a (C) | 117.9 |
| 9 (C) | 182.8 |
| 9a (C) | 103.4 |
| 10a (C) | 150.3 |
| 1' (CH2) | 25.9 |
| 2' (CH) | 123.4 |
| 3' (C) | 130.3 |
| 4' (CH3) | 25.6 |
| 5' (CH3) | 18 |
| 2a (CH2) | 25.1 |
| 2b (CH) | 91.7 |
| 2c (C) | 70 |
| 2d (CH3) | 24.9 |
| 2e (CH3) | 25.8 |
