Ram Awatar Maurya, C. N. Reddy, Geeta Sai Mani
Aug 12, 2014
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0
Influential Citations
18
Citations
Journal
ChemInform
Abstract
Substituted 3-methyleneindolin-2-ones were efficiently cyclopropanated with ethyl diazoacetate to yield spiro[cyclopropane-1,3′-indolin]-2′-ones in a catalyst-free and highly diastereoselective reaction in a mixture of ethanol–acetonitrile (1:1 v/v) as solvent.