International Journal of Inorganic Chemistry / 2013 / Article / Tab 2

Research Article

Synthesis, Characterization, and Photophysical Studies of Some Novel Ruthenium(II) Polypyridine Complexes Derived from Benzothiazolyl hydrazones

Table 2

IR and 1H NMR spectral data of ligands and their complexes.

CCIR (KBr, Cm−1), ν 1H NMR (CDCl3, 500 MHz, ppm),

3a3400 (OH), 3195 (N–H), 1596 (C=N), 1590 (C=N, cyclic), 1510 (N–N), 1450 (C–O), 1280 (C–N), 860 (C–S)2.49 (s, 3H, CH3), 7.00 (s, 1H, NH), 7.21 (m, 2H, ArH), 7.45 (m, 4H, ArH), 13.94 (s, 1H, br, OH)

3b3352 (OH), 3174 (N–H), 1598 (C=N), 1552 (C=N, cyclic), 1512 (N–N), 1467 (C–O), 1274 (C–N), 863 (C–S)2.45 (s, 3H, CH3), 7.00 (s, 1H, NH), 7.19 (m, 3H, ArH), 7.37 (s, 4H, ArH), 12.60 (s, 2H, br, two OH)

3c3350 (OH), 3198 (N–H), 1590 (C=N), 1588 (C=N, cyclic), 1510 (N–N), 1452 (C–O), 1280 (C–N), 860 (C–S)2.40 (s, 3H, CH3), 6.90 (s, 1H, NH), 7.10 (m, 3H, ArH), 7.21 (m, 4H, ArH), 12.01 (s, 2H, br, two OH)

3d3400 (OH), 3204 (N–H), 1595 (C=N), 1585 (C=N, cyclic), 1500 (N–N), 1465 (C–O), 1280 (C–N), 860 (C–S)2.45 (s, 3H, CH3), 7.00 (s, 1H, NH), 7.19 (m, 3H, ArH), 7.37 (s, 4H, ArH), 12.60 (s, 1H, br, OH)

3e3400 (OH), 3190 (N–H), 1600 (C=N), 1590 (C=N, cyclic), 1510 (N–N), 1456 (C–O), 1280 (C–N), 860 (C–S)2.41 (d, 6H, two CH3), 6.90 (s, 1H, NH), 7.30 (m, 7H, ArH), 12.30 (s, 1H, br, OH)

4a3198 (N–H), 1598 (C=N, cyclic), 1404 (C=N), 1502 (N–N), 1430 (C–O), 1282 (C–N), 858 (C–S), 745 (bpy ring), 651 (H2O), 495 (Ru–N), 418 (Ru–O)2.41 (s, 3H, CH3), 6.81 (s, 1H, NH), 7.05 (m, 3H, ArH), 7.41 (m, 4H, ArH), 7.58 (m, 8H, bpy protons), 7.81 (m, 8H, bpy, protons)

4b3380 (OH), 3200 (N–H), 1594 (C=N, cyclic), 1450 (C=N), 1504 (N–N), 1438 (C–O), 1280 (C–N), 860 (C–S), 740 (bpy ring), 650 (H2O), 498 (Ru–N), 450 (Ru–O)2.41 (s, 3H, CH3), 6.93 (s, 1H, NH), 7.10 (m, 3H, ArH), 7.34 (m, 4H, ArH), 7.58 (m, 8H, bpy protons), 7.81 (m, 8H, bpy protons), 13.92 (s, 1H, br, OH)

4c3363 (OH), 3194 (N–H), 1593 (C=N, cyclic), 1468 (C=N), 1505 (N–N), 1422 (C–O), 1280 (C–N), 860 (C–S), 736 (bpy ring), 650 (H2O), 495 (Ru–N), 418 (Ru–O)2.39 (s, 3H, CH3), 6.92 (s, 1H, NH), 7.10 (m, 3H, ArH), 7.33 (m, 4H, ArH), 7.58 (m, 8H, bpy protons), 7.81 (m, 8H, bpy protons), 13.94 (s, 1H, br, OH)

4d3208 (N–H), 1602 (C=N, cyclic), 1466 (C=N), 1508 (N–N), 1415 (C–O), 1285 (C–N), 856 (C–S), 768 (bpy ring), 651 (H2O), 520 (Ru–N), 445 (Ru–O)2.41 (s, 3H, CH3), 6.93 (s, 1H, NH), 7.21 (m, 3H, ArH), 7.43 (m, 4H, ArH), 7.58 (m, 8H, bpy protons), 7.81 (m, 8H, bpy protons)

5a3196 (N–H), 1602 (C=N, cyclic), 1465 (C=N), 1502 (N–N), 1413 (C–O), 1282 (C–N), 1056 (phen ring), 650 (H2O), 510 (Ru–N), 438 (Ru–O)2.43 (s, 3H, CH3), 6.87 (s, 1H, NH) 7.11 (m, 3H, ArH), 7.41 (m, 4H, ArH), 7.58 (m, 8H, phen protons), 7.80 (m, 8H, phen protons)

5d3205 (N–H), 1602 (C=N, cyclic), 1564 (C=N), 1503 (N–N), 1428 (C–O), 1278 (C–N), 862 (C–S), 1056 (phen ring), 651 (H2O), 515 (Ru–N), 419 (Ru–O)2.41 (s, 3H, CH3), 6.89 (s, 1H, NH), 7.11 (m, 3H, ArH), 7.41 (m, 4H, ArH), 7.55 (m, 8H, phen protons), 7.80 (m, 8H, phen protons)

5e3208 (N–H), 1594 (C=N, cyclic), 1465 (C=N), 1500 (N–N), 1423 (C–O), 1289 (C–N), 858 (C–S), 1105 (phen ring), 650 (H2O), 511 (Ru–N), 423 (Ru–O)2.31 (s, 3H, CH3), 2.46 (s, 3H, CH3), 7.03 (s, 1H, NH), 7.14 (m, 2H, ArH), 7.17 (s, 4H, ArH), 7.58 (m, 8H, phen protons), 7.80 (m, 8H, phen protons), 12.67 (s, 1H, br, OH)

CC: compound code.

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