Bioinorganic Chemistry and Applications / 2011 / Article / Tab 2

Research Article

Synthesis, Characterization, Theoretical Crystal Structure, and Antibacterial Activities of Some Transition Metal Complexes of the Thiosemicarbazone (Z)-2-(pyrrolidin-2-ylidene)hydrazinecarbothioamide

Table 2

Infrared absorption frequencies (cm−1) of Co(II), Ni(II), and Cu(II) complexes.

Compoundsν(N–H)ν(C=N)ν(C–N)ν(N–N)ν(C=S)ν(M–N)v(M–S)v(M–Cl)

Ligand3395 s, 3275 s1600 s1330 s, 1200 m1035 m855 s, 770 s
C13330 m, 3265 m1570 s1380 s, 1240 m1075 m850 s, 780 m525 m440 m350 w
C23320 m, 3260 m1565 s1380 s, 1235 m1070 m835 s, 780 m535 m420 m355 w
C33385 m, 3275 m1575 s1365 s, 1240 m1060 m840 s, 795 m520 m430 m360 m

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