Fast and chemoselective transfer hydrogenation of aldehydes catalyzed by a terdentate CNN ruthenium complex [RuCl(CNN)(dppb)]

被引:76
作者
Baratta, Walter [1 ]
Siega, Katia [1 ]
Rigo, Pierluigi [1 ]
机构
[1] Univ Udine, Dipartimento Sci & Tecnol Chim, I-33100 Udine, Italy
关键词
D O I
10.1002/adsc.200700014
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Aromatic, aliphatic and alpha,beta-unsaturated aldehydes are quickly, quantitatively and chemoselectively reduced to primary alcohols with 2-propanol using 0.05-0.01 mol% of the terdentate CNN ruthenium complex RuCl(CNN)(dppb) (1) [HCNN = 6-(4'-methylphenyl)-2-pyridylmethylamine; dppb = Ph2P(CH2)(4)PPh2] in the presence of potassium carbonate (K2CO3; 1-10 mol%) as a weak base, affording TOF values up to 5.0 x 10(5) h(-1).
引用
收藏
页码:1633 / 1636
页数:4
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