Chemical & Material Science |
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Reductive cyclodimerization of arylmethylidenemalononitriles promoted by samarium and catalytic amount of iodine: facile synthesis of cyclopentene derivatives |
CHEN Jue, ZHANG Yong-min |
Ningbo Institute of Technology, Zhejiang University, Ningbo 315104, China; Department of Chemistry, Zhejiang University, Hangzhou 310028, China; State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of science, Shanghai 200032, China |
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Abstract Samarium and a catalytic amount of iodine were used to obtain functionalized cyclopentenes by reductive dimerization followed by intramolecular cyclization of 1,1-dicyanoalkenes under mild conditions.
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Received: 16 June 2002
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