Issue 0, 1973

Pyrroles and related compounds. Part XXIV. Separation and oxidative degradation of chlorophyll derivatives

Abstract

A convenient, large-scale method for separation of the aand b series metal-free chlorophyll derivatives is described, utilising the Girard ‘T’ reagent with subsequent chromatography. Efficient procedures for conversion of phaeophytin-a(3) into rhodoporphyrin-XV dimethyl ester (1) and the corresponding 2-vinyl compound (2), involving the classical oxidation to purpurin derivatives, followed by further degradation, are described: n.m.r. data for several important chlorophyll degradation products are reported. Novel oxidative reactions of the isocyclic ring in methyl mesopyrophaeophorbide-a(19) are also described.

Article information

Article type
Paper

J. Chem. Soc., Perkin Trans. 1, 1973, 2517-2523

Pyrroles and related compounds. Part XXIV. Separation and oxidative degradation of chlorophyll derivatives

G. W. Kenner, S. W. McCombie and K. M. Smith, J. Chem. Soc., Perkin Trans. 1, 1973, 2517 DOI: 10.1039/P19730002517

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