173199-91-2Relevant academic research and scientific papers
Intramolecular Diels-Alder Reactions of 2(1H)-Pyrazinones: Synthesis of New Furo/Pyrano-pyridinones and -pyridines
Buysens, Kris J.,Vandenberghe, Didier M.,Toppet, Suzanne M.,Hoornaert, Georges J.
, p. 12463 - 12478 (2007/10/02)
2(1H)-Pyrazinones 2-5 with in 3-position either a 3- or 4-alkynyloxy side chain and 2(1H)-pyrazinones 9-10 carrying the corresponding 2- or 3-alkynyloxy(m)ethyl substituent are shown to undergo intramolecular Diels-Alder reaction.The formation of either f
