Burkett, BrendenChai, Christina2015-12-130040-4039http://hdl.handle.net/1885/93278The reactivities and stereoselectivities of Diels-Alder cycloaddition reactions of methylidene piperazine-2,5-diones with cyclopentadiene can be manipulated by appropriate choice of N- and α-carbon substituents. Good to excellent exo/endo and facial seleKeywords: aliphatic compound; amino acid; amino acid derivative; bicyclo compound; carbon; cyclopentadiene derivative; methyl group; methylidene piperazine 2,5 dione derivative; nitrogen derivative; piperazinedione; unclassified drug; article; chemical reaction; ch Amino acids and derivatives; Bicyclic aliphatic compounds; Diels-Alder reactions200110.1016/S0040-4039(01)00151-42015-12-12