Butler, Richard N., Hanniffy, John M., Stephens, John C. and Burke, Luke A. (2008) A Ceric Ammonium Nitrate N-Dearylation of N-p-Anisylazoles Applied to Pyrazole, Triazole, Tetrazole, and Pentazole Rings: Release of Parent Azoles. Generation of Unstable Pentazole, HN5/N5 -, in Solution. JOC - Journal of Organic Chemistry, 73 (4). pp. 1354-1364. ISSN 0022-3263
Butler, Richard N., Stephens, John C. and Hanniffy, John M. (2004) First reversible protonation of the all-nitrogen 1-aryl pentazole ring. Tetrahedron Letters, 45 (9). pp. 1977-1979. ISSN 0040-4039