Muthusamy, SengodagounderBoopathy, Gnanaprakasam2012-01-132012-01-132005Tetrahedron Letters 46 (2005) 635–638http://hdl.handle.net/1968424/518enPhase transfer catalystsImidazolium salts as phase transfer catalysts for the dialkylation and cycloalkylation of active methylene compoundsArticle