Efficient Synthesis,Crystal Structure and Antibacterial Activity of Two Novel Thieno[2,3-d]pyrimidin

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Two new thieno[2,3-d]pyrimidin-4(3H)-one derivatives,C24H22 Cl N3O2S(5a) and C25H25N3O2S(5b),have been synthesized via a tandem aza-Wittig reaction.This tandem reaction has many attractive aspects such as easily accessible and versatile starting materials
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