Rainer Kupfer

A Facile Method for the Synthesis of Substituted<i>N</i>-Methylenecarboxamides and Alkyl<i>N</i>-Methylenecarbamates

Rainer Kupfer, Stefan C. Meier, E.‐U. Würthwein · Synthesis · 1984 · 71 citations

Natural Sciences, Chemistry, Medicinal Chemistry +4

Improved Demulsifier Chemistry: A Novel Approach in the Dehydration of Crude Oil

Friedrich Staiss, R. Böhm, Rainer Kupfer · SPE Production Engineering · 1991 · 45 citations

Engineering, Chemical Engineering, Corrosion Science +12

Reactions of <i>N</i>‐Methylenecarboxamides with Electrophiles: 1‐Alkoxy‐2‐azaallenium Salts and <i>N</i>‐Acyl(methylene)ammonium Salts

E.‐U. Würthwein, Rainer Kupfer, Claus Kaliba · Angewandte Chemie International Edition in English · 1983 · 21 citations

Natural Sciences, Chemistry, Organic Chemistry +5

1,1,3,3‐Tetraalkoxy‐2‐azaallylium‐Salze: Darstellung und stereochemische Eigenschaften

Rainer Kupfer, Stefan C. Meier, E.‐U. Würthwein · Chemische Berichte · 1992 · 20 citations

Natural Sciences, Chemistry, Computational Chemistry +15

A New, Facile Route to 2‐Azaallenium Salts—Bis(2‐adamantylidene)ammonium Hexachloroantimonate

E.‐U. Würthwein, Rainer Kupfer, Peter H. M. Budzelaar et al. · Angewandte Chemie International Edition in English · 1985 · 15 citations

Natural Sciences, Chemistry, Crystal Structure +8