ChemInform Abstract: REACTION OF 4-ACETOXY-2-AZETIDINONE WITH TERTIARY CARBANIONS: PREPARATION OF 4-ALKYL- AND 4-ALKYLIDENE-2-AZETIDINONESGREENGRASS, C. W.; HOOPLE, D. W. T. · Chemischer Informationsdienst · 1981

Studies on 1-carbadethiacephems, part I: Synthesis of 1-carbadethia-2-oxocephem 4-carboxylateC.W. Greengrass; D.W.T. Hoople · 1981

Studies on 1-carbadethiacephems, part III: synthesis of 2,3-difunctionalised 1-carbadethiacephem derivatives1C.W. Greengrass; D.W.T. Hoople; M.S. Nobbs · 1982