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(1S,2S)-Diphenylethylenediamine Modified Ir/SiO2 Catalyst for Asymmetric Hydrogenation of Acetophenone and Its Derivatives

✍ Scribed by YANG, Chaofen; YANG, Jun; SUN, Xiaodong; ZHU, Yanqin; WANG, Qi; CHEN, Hua


Book ID
121947323
Publisher
Elsevier Science
Year
2012
Weight
541 KB
Volume
33
Category
Article
ISSN
1872-2067

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Enantioselective hydrogenation of 1-phen
✍ Teresita Marzialetti; Marcelo Oportus; Doris Ruiz; JosΓ© Luis GarcΓ­a Fierro; Patr πŸ“‚ Article πŸ“… 2008 πŸ› Elsevier Science 🌐 English βš– 942 KB

The effect of the metal particle size and the modifier concentration on the enantioselectivity (ee) and the conversion level in the hydrogenation of three different substrates: 1-phenyl-1,2-propanedione, ethyl pyruvate and acetophenone were studied over Ir/SiO 2 catalysts. The metal loading was vari