Communication

Chem. Commun., 2006, 4940 - 4942, DOI: 10.1039/b611567e

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Elucidation of the extraordinary 4-membered pyrrole ring-contracted azeteoporphyrinoid as an intermediate in chlorin oxidation

Tillmann Köpke, Maren Pink and Jeffrey M. Zaleski

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Reaction of 2,3-dioxochlorins with benzeneselenic anhydride (BSA) results in the formation of unusual ring-contracted azetine derivatives that further react with BSA to afford porpholactones.

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