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. 2015 Jul 29;2015:923087. doi: 10.1155/2015/923087

Table 2.

Selected IR spectral data of the complexes (band maxima, cm−1).

Compound ν(C=N) ν(NH2) ν(CS) ν(M-O) ν(M-N) ν(M-S-C=N) Others
K[Cu(SB-1)(SCN)] 1605   750 535 415 340 ν(C=N) = 2100
[Cu(SB-2)NN] 
C18H17O2CuN3 		  3290
3150		   537 295   ν(C=N) = 1555
[Cu(SB-2)NN] 
C19H17O2CuN3 		  3315
3232		   535 285