Characterization of Complexes Synthesized Using Schiff Base Ligands and Their Screening for Toxicity Two Fungal and One Bacterial Species on Rice Pathogens

Table 4

Elemental composition and physical data of BFH ligand and its complexes.

S. number	Complex	MPt; °C	Colour	C	H	N	M	Cl	Mol Wt; gm	Remarks
				Observed (calculated) %
1	BFH-L4; (C12H10N2O2)	182	Yellow	67.50; (67.63)	5.00; (4.69)	13.00; (13.14)	—	—	213.13	Loss of H
2	[Cr(BFH)(H2O)Cl2]2; Cr2C24H20N4O6Cl4; pH 5.5–7.0	270	Brown	42.00; (42.42)	3.25; (2.95)	8.10; (8.25)	13.50; (15.32)	19.52; (20.91)	679.00	Loss of 1.5H2O
3	[Cr(BFH)2(H2O)]Cl2; CrC24H20N4O5Cl; pH 8.5	310	Red	55.00; (55.38)	3.50; (3.85)	10.50; (10.77)	10.00; (10.00)	12.52; (13.65)	520.00	Loss of 2.5H2O
4	[VO(BFH)2(H2O)]; VC24H18N4O6	300	Red	58.50; (58.42)	4.00; (4.06)	10.90; (11.36)	10.00; (10.33)	—	492.94	Loss of H2O