80537-06-0Relevant articles and documents
1,3-Dipolar Addition of Pyridine N-Imine to Acetylenes and the Use of C-13 NMR in Several Structural Assignments
Anderson, Paul L.,Hasak, James P,Kahle, Alicia D.,Paolella, Nicholas A.,Shapiro, Michael J.
, p. 1149 - 1152 (2007/10/02)
Addition of pyridine-N-imine to a variety of acetylenic mono- (Scheme I) and di- (Scheme II) carboxylic ester dipolarophiles was carried out.Several of the 3-azapyrrocoline esters obtained were further converted into acids, amides and hydrazides as shown in Schemes I and II.