Cyclization of 5-amino-1-aryl-1H-pyrazole-4-carbonitriles with β-dicarbonyl compounds

Autor: Dmitriy Yu. Vandyshev, Yevgeniya A. Kosheleva, Mikhail A. Potapov, Vladimir A. Polikarchuk, Khidmet S. Shikhaliev, Andrei Yu. Potapov
Rok vydání: 2017
Předmět:
Zdroj: Chemistry of Heterocyclic Compounds. 53:207-212
ISSN: 1573-8353
0009-3122
DOI: 10.1007/s10593-017-2041-9
Popis: A method has been developed for the preparation of new pyrazolo[3,4-b]pyridines and tetrahydropyrazolo[3,4-b]quinolinones by the reactions of 5-amino-1-aryl-1H-pyrazole-4-carbonitriles with aliphatic and cyclic 1,3-dicarbonyl compounds in the presence of anhydrous tin(IV) chloride.
Databáze: OpenAIRE