The Beckmann rearrangement, named after the German chemist Ernst Otto Beckmann
(1853–1923), is an acid catalyzed rearrangement of an oxime to an amide. The Beckmann …

1. INTRODUCTION “The first mention of acylation related to the later Al2Cl6 method of
Friedel and Crafts appeared in 1873 in a preliminary communication by Grucarevic and …

Mercury-Catalyzed Rearrangement of Ketoximes into Amides and Lactams in Acetonitrile | The
Journal of Organic Chemistry Recently Viewedclose modal ACS ACS Publications C&EN CAS …

An efficient method for the Beckmann rearrangement of ketoximes to amides mediated by a
catalytic amount (15mol%) of propylphosphonic anhydride (T3P®) is described. Aldoximes …

Caprolactam is the precursor of many industrial chemical productions as in nylon industry,
plastic industry, paint industry, lysine synthesis and cross-linking for polyurethanes. The …

A bentonite/PS-SO3H nanocomposite was prepared and used as an acid catalyst for the
Biginelli reaction under solvent-free conditions. This acid catalyst was characterized by …

The Beckmann rearrangement (BR) of cyclohexanone oxime (CHO) to produce caprolactam
(CPL) has been studied over various titanosilicates. TS-1 showed superior catalytic …

TsCl (p-toluenesulfonyl chloride), a commercially available organosulfonyl chloride, has
been widely used as a stoichiometric dehydrogenation reagent in the transformation of …

The formation of amide bonds is one of the most valuable transformations in organic
synthesis. Beckmann rearrangement is a well-known method for producing secondary …

Abstract ε-Caprolactam (CPL) is an important organic chemical raw material used as a
monomer in the production of nylon 6. The traditional production process employs fuming …