New Routes for Novel Pyrazolo[3,4-b][1,6]-naphthyridine, Pyrazolo[3,4-b]pyridine and Pyrazolo[3,4:2,3]pyrido[6,1-a]benzimidazole Derivatives - Concepedia

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New Routes for Novel Pyrazolo[3,4-b][1,6]-naphthyridine, Pyrazolo[3,4-b]pyridine and Pyrazolo[3,4:2,3]pyrido[6,1-a]benzimidazole Derivatives

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References

1999

Year

Fawi M. Abd El Latif, Magda A. Barsy, Eman A. El‐Rady, Mohamed I. Hassan

Journal of Chemical Research Synopses

Derivative (Chemistry)DerivativesNew RoutesHeterocyclicMedicineOrganic ChemistryChemistryHeterocycle ChemistryPharmacologyPharmaceutical ChemistryDrug Discovery

Abstract

Pyrazolo[3,4-b][1,6]naphthyridine, pyrazolo[3,4-b]pyridine and pyrazolo[3,4:2,3]pyrido[6,1-a]benzimidazole derivatives are synthesized starting from the isomeric 3-substituted 5-chloro-1-phenylpyrazole-4-carbaldehyde.