Spektraris NMR
Stemofuran E
Common Name: Stemofuran E
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C17H16O4/c1-9-11(7-15(20-3)10(2)17(9)19)16-8-12-13(18)5-4-6-14(12)21-16/h4-8,18-19H,1-3H3
InChIKey: InChIKey=LWQZXNMQJHPTQF-UHFFFAOYSA-N
Formula: C17H16O4
Molecular Weight: 284.307182
Exact Mass: 284.104859
NMR Solvent: CD3COCD3
MHz:
Calibration:
NMR references: 13C - Pacher, T., Seger, C., Engelmeier, D., Vajrodaya, S., Hofer, O., Greger, H. J Nat Prod (2002) 65, 820-7
Species:
Notes: Family : Aromatics, Type : Stilbenes, Group : Benzofuranoids; 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) | 119.4 |
| 2 (C) | 156.9 |
| 3 (CH) | 108.6 |
| 4 (CH) | 125.9 |
| 5 (CH) | 103.5 |
| 6 (C) | 151.9 |
| α (CH) | 103.1 |
| β (C) | 155 |
| 1' (C) | 129.2 |
| 2' (C) | 116.3 |
| 3' (C) | 155.4 |
| 4' (C) | 114 |
| 5' (C) | 157.1 |
| 6' (CH) | 103.4 |
| 2'a (CH3) | 13.8 |
| 4'a (CH3) | 9.1 |
| 5'a (CH3) | 56 |
