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Sn-promoting mechanism for ketone hydrogenation over RhSiO2 by Ken-ichi Yoshikawa; Yasuhiro Iwasawa is a Chemistry article available to read on EtoBox.

What is Sn-promoting mechanism for ketone hydrogenation over RhSiO2 about?

Hydrogenation of acetophenone, 2-butanone, styrene and 1-hexene over Rh-Sn/SiOz in heterogeneous liquid phase reaction systems was studied by in situ EXAFS, FT-IR, TEM, analytical TEM, CO and H2 adsorption measurements. The catalytic activity of Rh/SiO, for hydrogenation of acetophenone and 2-butanone increased by a factor of 5-500 by Sn addition, showing a maximum activity at surface composition Sn,/Rh, = 1.5, whereas hydrogenation of styrene and I-hexene decreased monotonously and drastically by Sn addition. In situ Sn K-edge EXAFS of the well characterized CVD-Rh-Sn/SiO, catalyst prepared by using Sn(CH,), vapor suggested that oxygen of C=O group makes a bond with Sn atom upon acetophenone adsorption.

Who reads Sn-promoting mechanism for ketone hydrogenation over RhSiO2?

It is typically read by researchers, students, and practitioners in Chemistry.

Author
Ken-ichi Yoshikawa; Yasuhiro Iwasawa
Publisher
Elsevier Science; Elsevier ; Elsevier BV (ISSN 1381-1169)
Published
1995
Language
EN
Field
Chemistry (Physical Sciences)

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