Media type: E-Article Title: Rearrangements of trans-3-chloro-1,4-diaryl-2-azetidinones in concentrated sulphuric and in polyphosphoric acid Contributor: Johnson, Derek; Suschitzky, Hans Published: Elsevier BV, 1974 Published in: Tetrahedron Letters, 15 (1974) 48, Seite 4277-4280 Language: English DOI: 10.1016/s0040-4039(01)92141-0 ISSN: 0040-4039 Keywords: Organic Chemistry ; Drug Discovery ; Biochemistry Origination: Footnote: