ChemInform Abstract: A One‐Pot Synthesis of Functionalized 3‐Pyrolin‐2‐ones by a Four‐Component Reaction Between Triphenylphosphine, Primary Amines, Dimethyl Acetylenedicarboxylate and Ethyl Chlorooxoacetate.

Abstract

Reaction Between Triphenylphosphine, Primary Amines, Dimethyl Acetylenedicarboxylate and Ethyl Chlorooxoacetate. -9 Title compounds of type (IV) are prepared from dimethyl acetylenedicarboxylate (II), and compound (I) or (V) in the presence of various trivalent phosphorous compounds. -(ANARY-ABBASINEJAD*, M.; ANARAKI-ARDAKANI, H.; DEHGHAN, A.; HASSANABADI, A.; SEYEDMIR, M. R.; J. Chem. Res. 2007, 10, 574-576; Dep. Chem., Islamic Azad Univ., Yazd, Iran; Eng.) -M. Bohle 15-112