2-Aminopyrazolo[3,4-d]-1,2,3-triazole (4) and 1-aminopyrazolo[3,4-d]-1,2,3-triazole (5) were prepared by direct amination of pyrazolo[3,4-d]-1,2,3-triazole with hydroxylamine O-sulphonic acid in aqueous potassium hydroxide. The ratio of 4 to 5 was 2:3. © 1995.
A synthetic entry to 1- and 2-aminopyrazolo[3,4-d]-1,2,3-triazoles
VICENTINI, Chiara Beatrice;FERRETTI, Valeria;VERONESE, Augusto;GIORI, Paolo
1995
Abstract
2-Aminopyrazolo[3,4-d]-1,2,3-triazole (4) and 1-aminopyrazolo[3,4-d]-1,2,3-triazole (5) were prepared by direct amination of pyrazolo[3,4-d]-1,2,3-triazole with hydroxylamine O-sulphonic acid in aqueous potassium hydroxide. The ratio of 4 to 5 was 2:3. © 1995.File in questo prodotto:
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