Table 1.
13C and 1H spectral data of phenazine-1-carboxylic acid in CDCl3.
| N° | 13C, δca | 1H, δHb (mc, J in Hz) |
|---|---|---|
| 1 | 125.08 | – |
| 2 | 130.12 | 8.56 (dd, 8,8; 2.49) |
| 3 | 137.62 | 8.31 – 8.40 (m) |
| 4 | 135.13 | 9.01 (dd, 7.0; 2.41) |
| 4a | 140.1 | – |
| 5a | 142.89 | – |
| 6 | 131.74 | 7.99 – 8.09 (m) |
| 7 | 128.01 | 8.31 – 8.40 (m) |
| 8 | 130.3 | 8.31 – 8.40 (m) |
| 9 | 133.22 | 7.99 – 8.09 (m) |
| 9a | 143.6 | – |
| 10a | 144.14 | – |
| COOH | 165.93 | 15.62 (s) |
a100.61 MHz, chemical shift in ppm b400 MHz, chemical shift in ppm cAbbreviations of signal multiplicity are: (s), singlet; (dd), doublet of doublets; (m), multiplet.