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Research Paper Open Access
Synthesis of di-and trisubsituted pyrido[2,3-d] pyrimidines has been performed by the chemical transformation of 2,3,4,6,-tetrasubstituted pyridine with formamide, urea and different arlisocyanates. The authenticity of the products was established with the help of elemental analyses, IR and NMR spectral data. All of the synthesized compounds have antimicrobial activity.
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Author(s): Swati Shalini Shukla A K Mishra Lalit Prakash