81933-91-7Relevant academic research and scientific papers
Aminopyrazoles. Part 3. Synthesis of the Novel Ring Systems Pyrazolopyridobenzoxazepine and benzothiazepine
Simay, Antal,Takacs, Kalman
, p. 809 - 811 (2007/10/02)
Two-step synthesis of the novel fused heterocycles pyrazolopyridobenzoxazepine (8) and pyrazolopyridobenzothiazepine (9) from the pyrazolopyridine derivative 1 is described.
AMINOPYRAZOLES, II; SYNTHESIS OF PYRAZOLOPYRIDINES VIA VILSMEIER-HAACK REACTION OF 5-ACETAMINOPYRAZOLES
Simay, A.,Takacs, K.,Toth, L.
, p. 175 - 188 (2007/10/02)
The title compounds 4 and 5 were isolated as by-product in the Vilsmeier-Haack reaction of 5-acetylaminopyrazoles 1.The structures were supported spectroscopically and proved by a preparative route.On the basis of preliminary investigation of the mechanis
