... Downloading zip file containing 3 articles... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 37, Issue 33, 12 August 1996, Pages 5861–5864. Cover image Cover image. ... 5. H.-J. Knölker, T. Braxmeier, G. Schlechtingen, German patent application P 19526081.3, 1995. 6. H.-J. Knölker, T. Braxmeier, G. Schlechtingen; Angew. Chem., 107 (1995), p. 2746. ...