%0 Journal Article %T Synthesis and X-ray characterization of a new bis-crown ether porphyrin %+ Laboratoire de synthèse et d'électrosynthèse organométallique [Dijon] (LSEO) %A Boitrel, Bernard %A Michaudet, Lydie %A Richard, Philippe %< avec comité de lecture %@ 0040-4039 %J Tetrahedron Letters %I Elsevier %V 41 %N 43 %P 8289-8292 %8 2000 %D 2000 %R 10.1016/S0040-4039(00)01462-3 %K crown ethers %K general synthesis %K ureas %K cofacial structure %K X-ray crystallography %Z Chemical SciencesJournal articles %X The easy one-step synthesis of a new bis-diaza crown ether porphyrin starting from the widely used abab-tetrakis (o-aminophenyl)porphyrin (TAPP abab) allows access to a new family of potential multisite complexing agents. %G English %L hal-01469592 %U https://univ-rennes.hal.science/hal-01469592 %~ UNIV-BOURGOGNE %~ CNRS %~ TEST-UNIV-RENNES %~ UNIV-RENNES