31402-64-9Relevant academic research and scientific papers
SUBSTITUENT EFFECTS IN THE INTRAMOLECULAR INVERSE ELECTRON DEMAND DIELS-ALDER REACTIONS OF 5-(P-SUBSTITUTED PHENYL)-2-(1,1-DICYANOPENT-4-YN-1-YL)PYRIMIDINES.
Frissen, A. E.,Marcelis, A. T. M.,Melger, W. C.,Plas, H. C. van der
, p. 6891 - 6900 (2007/10/02)
2-(1,1-dicyanopent-4-yn-1-yl)-5-phenylpyrimidines and some p-substituted phenyl derivatives undergo an intramolecular inverse electron demand Diels-Alder reaction to give the corresponding 3-aryl-7,7-dicyano-6,7-dihydro-5H-1-pyrindines.A Hammett plot of l
