Tetrahedron

Reaction of quimoxalines with β, γ-unsaturated grignard reagents: Synthesis of allyl-, allenyl-, propargyl-quinoxaline derivatives

E Epifani, S Florio, G Ingrosso, R Sgarra, F Stasi

文献索引：Epifani, Erbana; Florio, Saverio; Ingrosso, Giovanni; Sgarra, Riccardo; Stasi, Francesca Tetrahedron, 1987 , vol. 43, # 12 p. 2769 - 2778

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被引用次数: 12

摘要

Mono-and bis-addition reactions of the β, γ-unsaturated Grignard reagents 2 and 6 to the C bonds of quinoxalines 1 afford high yields of dihydroquinoxalines 4 and tetrahydroquinoxalines 3. Dehydrogenation of 4g-l and 3a-c with DDQ leads to allylic ...