Synthesis, Characterization, and X-Ray Structure of Bis(O-butyldithiocarbonato)bis(3-ethyl pyridine)nickel(II)

Table 2

Infrared and electronic spectral data of the adducts of bis(O-butyldithiocarbonato)nickel(II) with substituted pyridines.

Complex	IR-spectral data (cm^−1)			Electronic spectral data (cm^−1)
	𝜈as(C–O–C)	𝜈𝑠(C–O–C)	𝜈(C–S)	𝜈1	𝜈2	𝜈3
Bis(O-butyldithiocarbonato); bis(2-ethylpyridine)nickel(II)	1202	1123	1033	14440	19800	26400
Bis(O-butyldithiocarbonato); bis(3-ethylpyridine)nickel(II)	1199	1134	1035	13980	20220	25670
Bis(O-butyldithiocarbonato); bis(4-ethylpyridine)nickel(II)	1199	1140	1037	14250	19225	24565