Previous Article Next Article Table of Contents Journal of the American Chemical Society, Vol.128, No.20, 6568-6569, 2006 DOI10.1021/ja061621g Export Citation Porphyrin synthesis in water provides new expanded porphyrins with direct bipyrrole linkages: Isolation and characterization of two heptaphyrins Hiroto S, Shinokubo H, Osuka A Please enable JavaScript to view the comments powered by Disqus.