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ChemInform Abstract: Peculiarities of Cyclization of Ethyl 2‐Ethoxymethylene‐3‐oxo‐3‐(polyfluoroalkyl)propionates with 3‐Amino‐5‐hydroxypyrazole. Issue 27 (13th June 2013)
Record Type:
Journal Article
Title:
ChemInform Abstract: Peculiarities of Cyclization of Ethyl 2‐Ethoxymethylene‐3‐oxo‐3‐(polyfluoroalkyl)propionates with 3‐Amino‐5‐hydroxypyrazole. Issue 27 (13th June 2013)
Main Title:
ChemInform Abstract: Peculiarities of Cyclization of Ethyl 2‐Ethoxymethylene‐3‐oxo‐3‐(polyfluoroalkyl)propionates with 3‐Amino‐5‐hydroxypyrazole.
<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>The title reaction leads to dihydropyrazolopyrimidines (III), which suffer an unprecedented recyclization into pyrazolo[3, 4‐b]pyridines (IV) in refluxing EtOH.</p> </abstract>