... DOI: 10.1039/C39810001076 (Paper) J. Chem. Soc., Chem. Commun., 1981, 1076-1077. Concise syntheses of 4-(arylcarbonylmethyl)-azetidin-2-ones and related systems. (Note: The full text of this document is currently only available in the PDF Version ). Anthony GM Barrett and Peter Quayle. On catalysis by trimethylsilyl trifluoromethane-sulphonate, 4-acetoxy-1-trimethylsilylazetidin ...