Synthesis of [4??14C]??pelargonidin chloride and [4??14C]??delphinidin chloride

…, E Biskup, E Richling, P Schreier

Index: Kraus, Michael; Biskup, Ellen; Richling, Elke; Schreier, Peter Journal of Labelled Compounds and Radiopharmaceuticals, 2006 , vol. 49, # 13 p. 1151 - 1162

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Citation Number: 7

Abstract

Abstract The synthesis of [4-14 C]-pelargonidin chloride and [4-14 C]-delphinidin chloride via [formyl-14 C]-2-(benzoyloxy)-4, 6-dihydroxybenzaldehyde, ω, 4-diacetoxyacetophenone and ω, 3, 4, 5-tetraacetoxyacetophenone is described. The first step comprised labelling of the carbonyl group of 2-(benzoyloxy)-4, 6-dihydroxybenzaldehyde, verifying that the coupling with ω, 4-diacetoxyacetophenone or ω, 3, 4, 5-tetraacetoxyacetophenone under ...