Table 2 1H-NMR characteristics of the aromatic protons of PRA and metabolites produced by G. striatum
From: Metabolite proving fungal cleavage of the aromatic core part of a fluoroquinolone antibiotic
| Chemical | Coupling | ||
|---|---|---|---|
| Compound | H assignment | shift δ | constant J H, F |
| (ppm) | (Hz) | ||
| PRA | H-2 | 8.92 | |
| H-5 | 7.87 | 14.5 | |
| F-1 | H-2 | 8.41 | |
| H-5 | 7.96 | 14.8 | |
| F-2 | H-2 | 9.06 | |
| H-5 | 7.64 | ||
| F-5 | H-2 | 8.81 | |
| F-13 | H-2 | 8.80 | |
| H-5 | 7.08 | ||
| H-2' | 8.81 |