FORMATION OF C-2 OXYGENATES ON RHODIUM-CONTAINING CATALYSTS DURING CO+H-2 REACTIONS - FTIR STUDY OF ACETALDEHYDE ADSORPTION

被引:24
作者
DEMRI, D
HINDERMANN, JP
DIAGNE, C
KIENNEMANN, A
机构
来源
JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS | 1994年 / 90卷 / 03期
关键词
D O I
10.1039/ft9949000501
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The adsorption of acetaldehyde on promoted and unpromoted Rh/SiO2 catalysts has been studied. The use of labelled compounds and the adsorption of acetic acid and crotonaldehyde allowed the unambiguous identification of an acetyl species on the promoted catalysts. The mechanism of C-2-oxygenate formation and the role of the promoters are discussed.
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页码:501 / 506
页数:6
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