Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5223478 | Tetrahedron | 2008 | 5 Pages |
Abstract
A series of pyrazolo[4,3-e][1,2,4]triazolo[4,3-c]pyrimidines were prepared via oxidative cyclization of aldehyde N-(1,3-diphenylpyrazolo[3,4-d]pyrimidin-4-yl)hydrazones. Dimroth rearrangement of such a series yielded pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidines.
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Related Topics
Physical Sciences and Engineering
Chemistry
Organic Chemistry
Authors
Ahmad Sami Shawali, Hamdi M. Hassaneen, Nabil Kh. Shurrab,