Preparation and Antibacterial Activity of Some New 4-(2-Heterylidenehydrazinyl)-7-chloroquinoline Derivatives

Table 1

The physical properties and IR spectral data of the 4a–f compounds.

Comp.	Structure	X or Y	Solvent recrystallized	Mp. (°C)	Yield (%)	ν (cm^−1)
						C–H	NH	C=C; C=N
4a		H	DMF : H2O	236	83	3055	3179	1615; 1566
4b		CH3	DMF : H2O	239	83	2895; 3055	3179	1615; 1566
4c		OEt	EtOH	239	81	2978; 3040	3232	1620; 1582
4d		H	Dioxane : H2O	236	84	3063	3256	1651; 1582
4e		Cl	DMF : H2O	233	85	3063	3241	1613; 1575
4f		NO2	Ac : H2O	236	83	3060	3215	1620; 1555

More information can be found in Supplementary Materials.