6-Amino-5-cyano-1H,4H-pyrazolo[3,4-b]pyrans

DOI: 10.1007/BF00506154

Source and publish data:

Chemistry of Heterocyclic Compounds p. 607 - 611 (1982)

Update date:2022-08-05

Topics:

Authors:

Sharanina

Promonenkov

Marshtupa

Pashchenko

Puzanova

Sharanin

Klyuev Klyuev

Gusev Gusev

Gnatusina

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Article abstract of DOI:10.1007/BF00506154

The reaction of 3-methyl-1-phenyl-5-pyrazolene with arylideneamino nitriles in alcohol leads to the formation of 3-methyl-4(1-aryl-2,2-dicyanoethyl)-5-pyrazolones, which are readily cyclized in the presence of bases to the corresponding 6-amino-5-cyano-3-

Full text of DOI:10.1007/BF00506154

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