Thèmes de Recherche et sélection de publications récentes

* Synthèse de nouveaux pigments tétrapyrroliques / Synthesis of new tetrapyrrolic pigments

Alkylation and reduction of porphyrins and N-substituted porphyrins: new routes to chlorins and phlorins. B. Krattinger, H.J. Callot, Eur. J. Org. Chem., 1999, 1857.

Biladienones from the photooxydation of a meso-gem-disubstituted phlorin. Crystal and molecular structures of the 3N+O Coordinated nickel(II) and copper(II) Complexes. C. Jeandon, B. Krattinger, R. Ruppert, H.J. Callot. Inorg. Chem. , 2001, 40, 3149.

Preparation of six isomeric bis-acylporphyrins with chromophores reaching the near infra-red via intramolecular Friedel-Crafts reaction. S. Richeter, C. Jeandon, N. Kyritsakas, R. Ruppert, H.J. Callot. J. Org. Chem., 2003, 68, 9200-9208.

* Oligoporphyrines assemblées par des ions métalliques / Oligoporphyrins linked by metal ions

Syntheses, optical and electrochemical properties of porphyrin dimers linked by metal ions. S. Richeter, C. Jeandon, R. Ruppert, H.J. Callot J. Am. Chem. Soc., 2002, 124, 6168.

Synthesis of new porphyrins with peripheral conjugated chelates and their use for the preparation of porphyrin dimers linked by metal ions. S. Richeter, C. Jeandon, J.-P. Gisselbrecht, R. Graff, R. Ruppert, H.J. Callot. Inorg. Chem., 2004, 43, 251-263.

* Photosensibilisateurs / Photosensitizers

Locked -expanded chlorins in two steps from simple tetraarylporphyrins. J. Fouchet, C. Jeandon, R. Ruppert, H.J. Callot. Org. Lett., 2005, 7, 5257-5260

* Nouvelles réactions de porphyrines; contraction de cycle de porphyrine en corroles

Colorful Friedel-Crafts chemistry of meso-tetrarylporphyrins. An unexpected route to porphyrinic spiro dimers. C. Jeandon, R. Ruppert, S. Richeter, H.J. Callot. Org. Lett. 2003, 5, 1487

Porphyrin ring contraction: a one-pot reaction leading to divalent corroles. C. Jeandon, R. Ruppert, H.J. Callot. Chem. Comm. 2004, 1090-1091