Sparfloxacin-Metal Complexes as Urease Inhibitors: Their Synthesis, Characterization, Antimicrobial, and Antienzymatic Evaluation

Table 2

FTIR absorption data of SPFX and its metal complexes (4000–400 cm⁻¹).

S. no.	Complexes	CH–F	Pri.NH	O–H stretching	C=Oas,	C=Os,	Δ^a
1	SPFX	1029	1441	3346–3468^c	1720^b	—	—
2	S12	1028	1442	3336	1636	1387	249
3	S13	1027	1440	3340	1641	1387	254
4	S14	1029	1442	3347	1636	1373	263
5	S15	1027	1437	3094	1639	1368	271

^aΔ=𝜐(CO₂)_asym−𝜐(CO₂)_sym,^b𝜐 (COOH), ^cNH (str).