Research Article
SN-Donor Methylthioanilines and Copper(II) Complexes: Synthesis, Spectral Properties, and In Vitro Antimicrobial Activity
Table 1
1H and 13C chemical shifts (δ) for substituted-6-(methylthio)aniline ligands in ppm.
| Ligands | C1 | C2 | H, C3 | H, C4 | H, C5 | H, C6 | H, C7 | H 8 | H, C9 |
| (L1) | ---- | ---- | 6.84 d | 6.83 t | 6.64 d | ---- | 2.43 s | 3.81 s | 3.83 s | | 134.90 | 125.46 | 115.04 | 122.45 | 112.29 | 147.17 | 18.80 | ---- | 55.36 | (L2) | ---- | ---- | 7.11 d | 7.09 t | 6.61 d | ---- | 2.42 s | 3.57 s | 2.15 s | | 143.20 | 122.84 | 128.33 | 115.25 | 131.77 | 125.12 | 18.55 | ---- | 17.04 | (L3) | ---- | ---- | 7.26 d | 6.68 t | 7.07 d | ---- | 2.41 s | 3.97 s | ---- | | 141.32 | 119.41 | 129.06 | 116.16 | 130.05 | 126.58 | 18.42 | ---- | ---- | (L4) | ---- | ---- | 7.42 d | 6.66 t | 7.11 d | ---- | 2.40 s | 4.02 s | ---- | | 142.55 | 126.91 | 129.89 | 115.97 | 133.18 | 109.31 | 18.57 | ---- | ---- |
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s singlet; d doublet; t triplet.
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