393129-54-9Relevant academic research and scientific papers
Pyridazine derivatives and related compounds. Part 13: Synthesis and antimicrobial activity of some pyridazino[3′,4′:3,4]pyrazolo[5,1-c]- 1,2,4-triazines
Deeb, Ali,El-Mariah, Fatma,Hosny, Mona
, p. 5013 - 5017 (2004)
Pyridazinopyrazolotriazine A general method for the preparation of substituted pyridazinopyrazolotriazines is reported. 3-Aminopyrazolo[3,4-d] pyridazine was diazotized and coupled with active methylene reagents to afford the tricyclic pyridazino[3′,4′:3,
Pyridazine derivatives and related compounds, part 17:1 The synthesis of some 3-substituted pyridazino[3′,4′:3,4]pyrazolo[5,1-c] -1,2,4-triazines and their antimicrobial activity
El-Mariah, Fatma,Hosny, Mona,Deeb, Ali
, p. 809 - 818 (2007/10/03)
The reaction of the hydrazide of pyridazino[3′, 4′:3,4] pyrazolo[5,1-c]-1,2,4-triazine-3-carboxylic acid 3 with carbon disulfide in the presence of potassium hydroxide gave the 1,3,4-oxadiazole-2-thione derivative 4. The methylation of this product in an
Pyridazine derivatives and related compounds. Part 141. Photolysis of 3-diazo-4,5-diphenylpyrazolo[3,4-c]pyridazine
Amer, Atef Mohamed,Zayed, Mohamed Fouad,Deeb, Ali,Ali, Ahmed
, p. 643 - 647 (2007/10/03)
The photochemistry of 3-diazopyrazolopyridazine has been investigated. The irradiation of 3-diazo-4,5-diphenylpyrazolo[3,4-c]pyridazine in various solvents forms a carbene intermediate, which transforms into 3-substituted derivatives. For photolysis in th
