Green Chemistry Approach for Efficient Synthesis of Schiff Bases of Isatin Derivatives and Evaluation of Their Antibacterial Activities

Table 2

TLC report and melting point data of the synthesized compounds 2(a–j).

Compound code	R	Tm (°C)	𝑅𝑓
2a	phenyl	144-145	0.56
2b	2-nitrophenyl	120-121	0.67
2c	3-nitrophenyl	140-141	0.62
2d	4-nitrophenyl	150-151	0.68
2e	3-chlorophenyl	135-136	0.66
2f	4-chlorophenyl	140-141	0.67
2g	4-bromophenyl	230-231	0.62
2h	4-fluorophenyl	141-142	0.56
2i	3-Cl-4-F-phenyl	129-130	0.54
2j	2,6-dichlorophenyl	241-142	0.55