催化学报 ›› 2010, Vol. 31 ›› Issue (2): 191-194.

• 研究论文 • 上一篇    下一篇

对烷氧基取代 MeO-BIPHEP 型手性双膦钌配合物催化 β-酮酸酯不对称加氢反应

彭宗海 1, 马梦林 1,2, 付海燕 1, 陈华 1, 李贤钧 1   

  1. 1 四川大学化学学院有机金属络合催化研究所, 教育部绿色化学与技术重点实验室, 四川成都 610064 2 西华大学化学系, 四川成都 611930
  • 收稿日期:2010-02-25 出版日期:2010-02-25 发布日期:2013-09-02

Asymmetric Hydrogenation of β-Ketoesters Catalyzed by Ru Complex with Para-alkoxy Substituted MeO-BIPHEP Type Diphosphine Ligands

PENG Zonghai1, MA Menglin1,2, FU Haiyan1, CHEN Hua1,*, LI Xianjun1   

  1. 1Key Laboratory of Green Chemistry and Technology of Ministry of Education, Institute of Homogeneous Catalysis, Faculty of Chemistry, Sichuan University, Chengdu 610064, Sichuan, China 2Department of Chemistry, Xihua University, Chengdu 611930, Sichuan, China
  • Received:2010-02-25 Online:2010-02-25 Published:2013-09-02

摘要: 报道了对烷氧基取代的 MeO-BIPHEP 型手性双膦配体钌配合物催化的β-酮酸酯不对称加氢反应, 考察了反应温度、压力、底物/催化剂摩尔比和溶剂对反应的影响. 结果表明, 在乙醇中该配合物催化 3-丁酮酸乙酯加氢反应的对映选择性达 98.0%,且对含不同取代基的β-酮酸酯均表现出较高的活性和对映选择性.

关键词: β-酮酸酯, 不对称加氢, 联苯类配体, 钌配合物

Abstract: The ruthenium complex with a series of para-alkoxy substituted MeO-BIPHEP type diphosphine ligands, [Ru(diphosphine)(C6H6)Cl]Cl, showed high catalytic activity and product enantioselectivity for the asymmetric hydrogenation of β-ketoesters.

Key words: &beta, -ketoester, asymmetric hydrogenation, biaryl phosphine ligand, ruthenium complex