Metal Chelates of Sulfafurazole Azo Dye Derivative: Synthesis, Structure Affirmation, Antimicrobial, Antitumor, DNA Binding, and Molecular Docking Simulation

Table 1

The molecular weights, microanalysis, colours, molecular formulae, empirical formulae, and molar conductance data of H₃PIBS and its metal chelates.

No	Molecular formula (empirical formulae)	M. Wt. M.p. (°C)	Colour (Λm)	Microanalysis found (calc.) (%)
				%C	%H	%N	%M
H3PIBS	(C17H16N4O5S)	388.40	Reddish orange (−)	52.74 (52.57)	4.29 (4.15)	14.56 (14.43)	—
		180
H2PIBS-Cu	[Cu(H2PIBS)2(H2O)2]·1.5H2O (C34H37CuN8O13.5S2)	901.38	Dark brown (25.11)	45.41 (45.30)	4.21 (4.14)	12.22 (12.43)	7.23 (7.05)
		>300
H2PIBS-Ni	[Ni(H2PIBS)Cl(H2O)3] (C17H21ClNiN4O8S)	535.58	Dark brown (29.62)	38.24 (38.12)	3.69 (3.95)	10.28 (10.46)	11.25 (10.96)
		>300
H2PIBS-Co	[Co(H2PIBS)Cl(H2O)3] (C17H21ClCoN4O8S)	535.82	Dark brown (25.77)	38.23 (38.11)	3.86 (3.95)	10.25 (10.46)	11.17 (11.00)
		>300
H2PIBS-Fe	[Fe(H2PIBS)Cl2(H2O)2] (C17H19Cl2FeN4O7S)	550.17	Dark brown (33.92)	37.32 (37.11)	3.54 (3.48)	10.28 (10.18)	10.31 (10.15)
		>300
H2PIBS-Zn	[Zn(H2PIBS)2(H2O)2] (C34H34ZnN8O12S2)	876.20	Dark brown (28.11)	46.27 (46.61)	3.78 (3.91)	12.73 (12.79)	7.78 (7.46)
		>300

Λ_m is the molar conductance (Ω⁻¹·cm²·mol⁻¹).