... 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 42, 14 October 1996, Pages 7591–7594. Cover image Cover image. Direct coupling of carbon nucleophiles with m-dinitrobenzene: A novel fluoride promoted nucleophilic aromatic photosubstitution for hydrogen. ... a); M. Mir, J. Marquet, E. Cayon; Tetrahedron Lett., 33 (1992), ...