Synthesis, Antibacterial and Antioxidant Evaluation of Novel 1-(5,7-Dichloro-1,3-benzoxazol-2-yl)-1H-pyrazolo[3,4-b]quinoline Derivatives

Table 1

Physical data of the compounds 8(a–f).

Comp	Molecular formula	Molecular weight	Appearance	M.P. (°C)	Yield (%)	Elemental analysis found (calc.) %
						C	H	N
8a	C17H8Cl2N4O	355.17	Solid	171–174	87	57.47 (57.49)	2.25 (2.27)	15.79 (15.77)
8b	C18H10Cl2N4O	369.20	Solid	187–190	76	58.58 (58.56)	2.77 (2.73)	15.15 (15.18)
8c	C17H7BrCl2N4O	434.07	Solid	166–168	79	47.01 (47.04)	1.61 (1.63)	12.95 (12.91)
8d	C17H7Cl3N4O	389.62	Solid	142–143	85	52.44 (52.41)	1.82 (1.81)	14.34 (14.38)
8e	C18H10Cl2N4O2	385.20	Solid	155–156	86	51.05 (51.02)	1.73 (1.76)	17.52 (17.50)
8f	C17H8Cl2N4O2	371.17	Solid	178–181	80	55.03 (55.01)	2.15 (2.17)	15.07 (15.09)