94447-50-4Relevant articles and documents
Transformation of Quinazoline into 2(1H)-Quinolinones with Alkanoic Anhydrides
Higashino, Takeo,Goto, Ayako,Miyashita, Akira,Hayashi, Eisaku
, p. 4352 - 4355 (2007/10/02)
Quinazoline (1) was transformed into 3-substituted 2(1H)-quinolinones (4) by reaction with alkanoic anhydrides (3).Similar transformation was also found to occur with 5-methyl-1-phenyl-1H-pyrazolopyrimidinium iodide (9), giving 5-substituted 1-phenyl-1H-pyrazolo-pyridine-6-yl alkanoates (10).Keywords-quinazoline; quinolinone; alkanoic anhydride; ring transformation; pyrazolo-pyrimidinium salt; pyrazolopyridine