Über Pterinchemie 76. Mitteilung [1] Eine einfache Synthese von Leucovorin

…, AN Ganguly, JH Bieri, M Viscontini

Index: Khilifa; Ganguly; Bieri; Viscontini Helvetica Chimica Acta, 1980 , vol. 63, # 8 p. 2554 - 2558

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Citation Number: 9

Abstract

The synthesis of leucovorin, a 5-formyl-(6 R or S)-5, 6, 7, 8-tetrahydropteroyl-~-glutamic acid (11) is described. The L-folic acid was first reduced to (6 R, S)-tetrahydro-L-folic acid (I); formylation with methyl-formate in DMSO gave directly leucovorin (as a diastereomeric