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ChemInform Abstract: A Facile Protocol for the Synthesis of 4-Aryl-1,4,7,8-tetrahydro-3,5-dimethyldipyrazolo[3,4-b:4′,3′-e]pyridine Derivatives by a Hantzsch-Type Reaction.

✍ Scribed by Kun Zhao; Min Lei; Lei Ma; Lihong Hu


Publisher
John Wiley and Sons
Year
2012
Weight
27 KB
Volume
43
Category
Article
ISSN
0931-7597

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A facile synthesis of furo[3,4-e]pyrazol
✍ Da-Qing Shi; Fang Yang; Sai-Nan Ni 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 204 KB

## Abstract magnified image A series of furo[3,4‐__e__]pyrazolo[3,4‐__b__]pyridine‐5(7__H__)‐one and indeno[2,1‐__e__]pyrazolo[3,4‐__b__]pyridine‐5(1__H__)‐one derivatives were synthesized via the three‐component reaction of an aldehyde, 5‐aminopyrazole and either tetronic acid or 1,3‐indanedione