A simple synthesis of 1-substituted 5-aminopyrazoles and pyrazolo[1,5-a]-s-triazine derivative

DOI: 10.3987/COM-98-8262

Source and publish data:

Heterocycles p. 2095 - 2102 (1998)

Update date:2022-08-04

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Authors:

Yamada, Yoichi

Yasuda, Heinosuke

Yoshizawa, Kazue

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Article abstract of DOI:10.3987/COM-98-8262

Dialkyl 5-amino-1-carbamoylpyrazole-3,4-dicarboxylates (3) and the 1-aryl derivatives (5) are synthesized directly by the reaction of semicarbazide (2) or arylhydrazines (4) with dialkyl (E)-2,3-dicyano-butendioates (1) in the presence of organic salts, s

Full text of DOI:10.3987/COM-98-8262

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Product name:1H-Pyrazole-3,4-dicarboxylic acid, 5-amino-1-(4-nitrophenyl)-, diethyl ester

Cas No:61457-29-2

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