期刊
CATALYSIS COMMUNICATIONS
卷 8, 期 11, 页码 1635-1640出版社
ELSEVIER
DOI: 10.1016/j.catcom.2007.01.014
关键词
La(NO3)(3) center dot 6H(2)O; o-Phenylenediamine; Methyl/methylene ketones; Solvent-free conditions
An efficient and clean synthesis of benzodiazepines is described by the reaction of o-phenylenediamine with different types of methyl/ methylene ketones in the presence of catalytic amounts of La(NO3)(3).6H(2)O under solvent-free conditions at room temperature in excellent yields. (c) 2007 Elsevier B.V. All rights reserved.
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