... Tetrahedron Letters. Volume 38, Issue 7, 17 February 1997, Pages 1235–1238. Cover image Cover image. Polyaniline supported cobalt(II) catalyst: Oxidation of alkenes with molecular oxygen. ... 6. S. Banfi, S. Colonna, H. Molinari, S. Julia, J. Guixer; Tetrahedron, 40 (1984), p. 5207 ...