欢迎登录材料期刊网

材料期刊网

高级检索

以羟基磷灰石(HAP)负载Mn作为催化剂(MnHAP)催化溴苯与苯硼酸的Suzuki交叉偶联反应.以氟离子交换羟基磷灰石的羟基(MnFAP)后,催化剂的活性显著提高,在优化的反应条件下能得到约70%的产率.进一步考察了溶剂和不同取代基的影响.结果表明,MnFAP作用下溶剂极性对反应有很大影响,当溶剂DMF/H2O比例为1/3时产率最高.对于不同取代基取代的溴代芳烃或苯硼酸,可以得到中等产率(18%~46%)的偶联产物.

参考文献

[1] Littke A F;Fu G C .[J].Angewandte Chemie International Edition in English,2002,41(22):4176.
[2] Choudary BM.;Madhi S.;Chowdari NS.;Kantam ML.;Sreedhar B. .Layered double hydroxide supported nanopalladium catalyst for Heck-, Suzuki-, Sonogashira-, and Stille-type coupling reactions of chloroarenes [Review][J].Journal of the American Chemical Society,2002(47):14127-14136.
[3] Mori K;Yamaguchi K;Hara T;Mizugaki T Ebitani K Kaneda K .[J].Journal of the American Chemical Society,2002,124(39):11572.
[4] Saito S;Oh-tani S;Miyaura N .[J].Journal of Organic Chemistry,1997,62(23):8024.
[5] Brenner E;Schneider R;Fort Y .[J].Tetrahedron,2000,41(16):2881.
[6] Lipshutz B H;Ueda H .[J].Angewandte Chemie International Edition in English,2000,39(24):4492.
[7] Tsuji J.Transition Metal Reagents and Catalysts:Innovations in Organic Synthesis[M].New York:John Wiley and Sons,Inc,2000:56.
[8] Mori, K;Hara, T;Mizugaki, T;Ebitani, K;Kaneda, K .Hydroxyapatite-supported palladium nanoclusters: A highly active heterogeneous catalyst for selective oxidation of alcohols by use of molecular oxygen[J].Journal of the American Chemical Society,2004(34):10657-10666.
[9] Choudary B M;Sridhar C;Kantam M L;Venkanna G T Sreedhar B .[J].Journal of the American Chemical Society,2005,127(28):9948.
[10] Zhou H;Zhuo G L;Jiang X Z .[J].Journal of Molecular Catalysis A:Chemical,2006,248(1-2):26.
[11] Artok L;Bulut H .[J].Tetrahedron Letters,2004,45(20):3881.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%