Transformations of phenylhydrazones of 5acyl1,2,4triazines to pyrazolo4,3e1,2,4triazines or 4cyanopyrazolePart 37 in a series “1,2,4Triazines in Organic Synthesis”. For Part 36, see Karczmarzyk, Z.; Mojzych, M.; Rykowski, A. J. Mol. Struct., 2007, 829, 22.

Autor: Mojzych, Mariusz, Rykowski, Andrzej
Zdroj: Journal of Heterocyclic Chemistry; September 2007, Vol. 44 Issue: 5 p1003-1007, 5p
Abstrakt: A simple and high yielding preparation of pyrazolo4,3e1,2,4triazines and 4cyano3methyl1phenylpyrazole derivatives from corresponding phenylhydrazones of 5acyl1,2,4triazines by melt under acidic medium and by thermal heating, respectively.
Databáze: Supplemental Index