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Cyclische Porphyrinoligomere sind nicht ohne weiteres effizient zugänglich. In ihrer Zuschrift auf S. 12523 ff. stellen A. Osuka, H. Yorimitsu und S. Tokuji nun eine Pd‐katalysierte Trimerisierung von 2,18‐Diethinylporphyrinen vor. Hexaporphyrine mit direkt meso‐meso‐verknüpften Porphyrinsystemen sind mögliche Modellverbindungen für Lichtsammelantennen. Die Kristallstruktur des Trimers ähnelt dem...
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