THE CONVERSION OF ISOSAFROLE TO PIPERONAL AND ANETHOLE TO ANISALDEHYDE - ELECTROCHEMICAL ACTIVE MANGANESE-DIOXIDE

被引:21
|
作者
GRIMSHAW, J
HUA, C
机构
[1] School of Chemistry, Queen's University, Belfast
关键词
OXIDATION; MANGANESE DIOXIDE; ISOSAFROLE; PIPERONAL; ANETHOLE;
D O I
10.1016/0013-4686(94)80092-8
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Non-stoichiometric manganese dioxide prepared electrochemically at room temperature and suspended in dilute sulphuric acid is used to oxidise isosafrole to piperonal in 54% isolated yield. The manganese dioxide-manganese(II) sulphate system can be recycled electrochemically at high current density. It has the further advantage that water-soluble materials derived from the chemical oxidation of isosafrole at a lead dioxide anode leads to further oxidation of the piperonal.
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页码:497 / 499
页数:3
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