Synthesis and Characterization of Some Novel Schiff Base Complexes of Oxovanadium(IV) Cation

Table 2

Infrared spectral bands of complexes.

Complex	Bands (cm^‒1)
	𝜈 (>C=N)	𝜈 (V–N)	𝜈 (𝑉=O)	𝜈3 of SO4−−	𝜈1 of SO4−−	𝜈4 of SO4−−	𝜈asym (N–H)	𝜈sym (N–H)
[VO(L^1)]SO4	1616	304	980	1133	955	604	3348	3181
[VO(L^2)]SO4	1622	301	981	1132	958	603	3350	3180
[VO(mac^1A)]SO4	1620	304	980	1134	960	606
[VO(mac^1B)]SO4	1624	303	982	1133	958	608
[VO(mac^1C)]SO4	1622	302	981	1132	958	606
[VO(mac^1D)]SO4	1624	304	982	1133	956	603
[VO(mac^2A)]SO4	1622	302	981	1132	956	604
[VO(mac^2B)]SO4	1624	303	980	1134	958	606
[VO(mac^2C)]SO4	1622	304	980	1133	960	604
[VO(mac^2D)]SO4	1620	301	981	1135	958	602