94474-39-2Relevant academic research and scientific papers
RING TRANSFORMATIONS OF OXAZOLES. NOVEL REARRANGEMENTS OF ETHYL 5-ETHOXY-β-OXO-2-PHENYL-4-OXAZOLEPROPIONATE TO 4-BENZOYLAMINOPYRAZOLES AND 5-BENZOYLAMINOPYRIMIDINES
Turchi, Ignatius J.,Cullen, Thomas G.
, p. 2463 - 2466 (2007/10/02)
Reaction of ethyl 5-ethoxy-β-oxo-2-phenyl-4-oxazolepropionate (1) with hydrazines or guanidines provides the 4-benzoylaminopyrazoles 3a and b or the 2-amino-5-benzoylaminopyrimidines 5a and b respectively.
