Solvent-free synthesis of jasminaldehyde using double metal cyanide based solid acid catalysts

被引:0
作者
Patil, Mallikarjun V. [1 ]
Sharma, Sumeet K. [1 ]
Jasra, Raksh V. [1 ]
机构
[1] CSMCRI, CSIR, Discipline Inorgan Mat & Catalysis, Bhavnagar 364021, Gujarat, India
来源
INDIAN JOURNAL OF CHEMISTRY SECTION A-INORGANIC BIO-INORGANIC PHYSICAL THEORETICAL & ANALYTICAL CHEMISTRY | 2013年 / 52卷 / 12期
关键词
Catalysts; Double metal cyanide; Jasminaldehyde; Heptanal; Benzaldehyde; Solid acid catalyst; Aldol condensation; PROPYLENE-OXIDE; FINE CHEMICALS; LIQUID-PHASE; CONDENSATION; POLYMERIZATION; PINENE; NOPOL;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The catalytic activity of Fe-Zn double metal cyanide catalysts is studied for the solvent-free synthesis of jasminaldehyde by liquid phase condensation of benzaldehyde and 1-heptanal at 433 K. The highest conversion of 1-heptanal (93%) with 77% selectivity to jasminalclehyde is achieved under the optimum reaction conditions. The presence of co-ordinatively unsaturated Zn2+ in the structural framework of Fe-Zn double metal cyanide assists the condensation reaction. The effects of complexing and co-complexing agent, amount of catalyst, benzaldehyde to 1-heptanal molar ratio and temperature on the selectivity of jasminaldehyde is reported.
引用
收藏
页码:1564 / 1569
页数:6
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