论文部分内容阅读
2,3-二基-5,6-二氢吡嗪与醛或酮在氢氧化钠的乙醇溶液中反应制得16种5-烃基-2,3-二甲基吡嗪。产率66%～90%。其中6种为新合成的化合物。产率17%～87.9%。
2,3-diyl-5,6-dihydropyrazine is reacted with an aldehyde or ketone in an ethanolic solution of sodium hydroxide to produce 16 5-hydrocarbyl-2,3-dimethylpyrazines. Yield 66% to 90%. Six of them are newly synthesized compounds. Yield 17% ~ 87.9%.