68557-33-5Relevant academic research and scientific papers
Preparation of substituted 1,2-dihydro-3H-pyrazol-3-ones from polylithiated 2′-phenylphenylacetohydrazides and aromatic esters
Downs,Pastine,Townsend,Greer,Kelley W.,Schady,McConaughy,Metz,Beam,Almquist,Pennington,Walsch
, p. 695 - 701 (2001)
Several 2′-phenylphenylacetohydrazides were polylithiated with excess lithium diisopropylamide, and the resulting intermediates were condensed with several aromatic esters to afford C-acylated intermediates that were not usually isolated, but acid cyclize
