论文部分内容阅读
２－氰基嘧啶的简便制法ＨｕＷ－Ｘ等［ＯｒｇＰｒｅｐＰｒｏｃｅｄＩｎｔ，１９９４；２６：６８５］２－氯嘧啶与氰化钾于ＤＭＦ－Ｈ２Ｏ中，在氯化四乙基铵的存在下，于９０±５℃反应４８ｈ可制得２－氰基嘧啶，收率较低，（２１～２７％），但比以往的制备法方便。［...
2-Cyanopyrimidine HuW-X, etc. [OrgPrep Procednt, 1994; 26: 685] 2-Chloropyrimidine and potassium cyanide in DMF-H2O in the presence of tetraethylammonium chloride at 90 ± The reaction at 5 ℃ for 48h can produce 2-cyanopyrimidine with low yield (21-27%), but it is more convenient than the preparation method. [...