ChemInform Abstract: Syntheses Based on α‐Azidooximes. Part 2. Preparation of 6,7‐Dihydrotriazolopyrazinones from Aliphatic Nitro Compounds.

Abstract

Pyrazine derivatives R 0550Syntheses Based on α-Azidooximes. Part 2. Preparation of 6,7-Dihydrotriazolopyrazinones from Aliphatic Nitro Compounds. -The synthesis of previously unknown triazolopyrazinone derivatives (IV) is based on [3 + 2] cycloaddition of α-azidooximes (I) to acetylenedicarboxylate (II). -(SEMAKIN, A. N.; SUKHORUKOV, A. Y.; LESIV, A. V.; KHOMUTOVA, Y. A.; IOFFE, S. L.; Russ.