Some derivatives of 1,8-naphthyridine, 1,2-dihydropyrindo[2,3-B][1,8]-naphtyridine and 2H-pyrano[2,3-b][1,8]naphtyridine

Autor: Peter R. Hammond, Ronald A. Henery
Rok vydání: 1977
Předmět:
Zdroj: Journal of Heterocyclic Chemistry. 14:1109-1114
ISSN: 1943-5193
0022-152X
Popis: The pyrolysis of antipyrine 4dizaonium flouroborate gave an antipyrylazopyrazopyrazolone instead of the desired 4-fluoroantipyrine. This compound was formed by intermolecular and intramolecular coupling of the diazo compound at elevated temperatures.
Databáze: OpenAIRE