Scheme 1From: Design, synthesis, antimicrobial and cytotoxicity study on human colorectal carcinoma cell line of new 4,4′-(1,4-phenylene)bis(pyrimidin-2-amine) derivativesSynthesis of bis-pyrimidine molecules of 4,4′-(1,4-phenylene)bis(pyrimidin-2-amine)Back to article page