compounds exhibiting optimal antitumor potency as well as anti-inflammatory activity. Due to
biological activity of significant number of compounds containing condensed pyrimidine ring
system and our interest in MCRs reactions, we wish to report the synthesis of 4 H-pyrimido
[2, 1-b][1, 3] benzothiazole-3-carboxylate. Method A novel one pot multi-component reaction
of substituted benzaldehyde, ethyl cyanoacetate, 2-amino benzothiazole to give pyrimido [2 …