Novel Zinc(II) Complexes of Heterocyclic Ligands as Antimicrobial Agents: Synthesis, Characterisation, and Antimicrobial Studies

Table 1

¹³C NMR assignments of metal complexes.

	Atom number	Group	^13C ppm
	2, 2′	C	162.733
	3, 3′	CH	107.248
	4, 4′	C	106.985
	4a, 4a′	C	106.322
	5, 5′	CH	130.107
	6, 6′	CH	120.355
	7, 7′	C	154.867
	8, 8′	C	156.861
	8a, 8a′	C	160.229
	9, 9′	C	173.636
	10, 10′	CH2	58.48
	11, 11′	CH2	33.582
	12, 12′	CH2	47.342
	13, 13′	CH3	27.064
	14, 14′	CH3	18.892
	14, 14′	HC=N	163.04
	5, 5′	C=O	160.26
	20, 20′	C–O–Zn	158.60
	10, 10′	C	146.43
	7, 7′	C	135.48
	16, 16′	CH	133.18
	18, 18′	CH	132.53
	8, 8′, 12, 12′	CH	130.49
	9, 9′, 11, 11′	CH	121.36
	15, 15′	C	119.27
	19, 19′	CH	119.10
	17, 17′	CH	116.55
	2, 2′	CH2	67.97
	3, 3′	CH	52.42
	6, 6′	CH2	39.90
	14, 14′	HC=N	163.70
	20, 20′	C–O–Zn	160.23
	2, 2′	CH	151.44
	10, 10′	C	147.82
	5, 5′	CH	144.20
	7, 7′	C	134.69
	16, 16′	CH	133.37
	18, 18′	CH	132.52
	8, 8′, 12, 12′	CH	129.12
	9, 9′, 11, 11′	CH	121.60
	15, 15′	C	119.24
	17, 17′	CH	119.16
	19, 19′	CH	116.58
	6, 6′	CH2	51.77