5294-56-4Relevant articles and documents
Asymmetric Hydrogenation of ?-Aryl Alkylidene Malonate Esters: Installing an Ester Group Significantly Increases the Efficiency
Zhao, Qian-Kun,Wu, Xiong,Li, Lin-Ping,Yang, Fan,Xie, Jian-Hua,Zhou, Qi-Lin
supporting information, p. 1675 - 1680 (2021/03/08)
Herein, we report a practical method for efficient asymmetric hydrogenation of β-aryl alkylidene malonates. With a site-specifically tailored chiral spiro iridium catalyst, a series of β-aryl alkylidene malonate esters were hydrogenated to afford chiral m
Diethyl 2-aryl-3-cyanopropene-1,1-dicarboxylates: New versatile precursors in heterocyclic synthesis
Erian, Ayman W.,Araki, Vivian F.,Aziz, Suzan I.,Sherif, Sherif M.
, p. 661 - 669 (2007/10/03)
An expeditious synthetic route for the title precursor is reported. It provides access to a variety of polyfunctionally substituted pyridines, pyridazines, pyrazolopyridines, thiophenes, and thienopyridines.
Specific Features of Reactions of Butyl- and Phenylacetylenes with CH-Acids
Badanyan,Chobanyan,Tirakyan,Danielyan
, p. 17 - 20 (2007/10/03)
The reactions of butyl- and phenylacetylenes with cyanoacetic, malonic, and acetoacetic esters and acetylacetone in a polar solvent in the presence of mercuric acetate were studied. Intramolecular cyclization of unsaturated dicarbonyl compounds formed at