Selective Tandem Synthesis of Oximes from Benzylic Alcohols Catalyzed with 2, 3-Dichloro-5, 6-dicyanobenzoquinone

被引:5
作者
Aghapour, Ghasem [1 ]
Mohamadian, Samaneh [1 ]
机构
[1] Damghan Univ, Sch Chem, Damghan 36715364, Iran
关键词
Alcohol; Oxime; 2,3-Dichloro-5,6-dicyanobenzoquinone; Tandem synthesis; FACILE CONVERSION; PRIMARY AMIDES; EFFICIENT; ALDEHYDES; ALKYLATION; ALDOXIMES; NITRILES; BENZALDOXIMES; FORMYLATION; INHIBITORS;
D O I
10.5012/bkcs.2012.33.4.1209
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
In spite of many reports in the literature concerning with oxidation of benzylic alcohols to carbonyl compounds with 2,3-dichloro-5,6-dicyanobenzoquinone (DDQ) in stoichiometric amounts or even more, we surprisingly found that benzylic alcohols are directly oxidized to oximes using a catalytic amount of DDQ in the presence of hydroxylamine hydrochloride under solvent-free conditions. The present tandem catalytic method can be efficiently used for preparation of oximes in the presence of some other functional groups with excellent chemoselectivity.
引用
收藏
页码:1209 / 1212
页数:4
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