Pages that link to Reactions with pyridinethione derivatives: Synthesis and characterization of thienyl[2,3-b]pyridine, pyrido[2`,3`:4,5]thieno[2,3-b]pyridazine, pyrido[2`,3`:4,5]thieno[2,3-b]pyrimidinone, pyrazolino[3`,4`:4,5]thieno[2,3-b]pyridine and aminopyrazolo[3,4-b]