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Original Articles

TRANSFERT RÉGIOSÉLECTIF DU GROUPE SULFAMOYLE SUR LES AMINOPYRIMIDINES ET LES AMINOPURINES

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Pages 33-38 | Received 24 Mar 1985, Published online: 13 Dec 2006
 

Abstract

The regioselective transfer of the sulfamoyl group, SO2–NH2 to the extracyclic NH2 group of cytosine, thiamine (vitamine B1), adenine and guanine is carried out in 86–98% yield by means of pentachloro-phenyl sulfamate in pyridine at 100°.

Le transfert régiosélectif du groupe sulfamoyle, SO2–NH2, sur les groupes NH2 extracycliques de La cytosine, de la thiamine (vitamine B1), de l ' adénine et de la guanine est réalisé avec des rendements de 86 à 98% au moyen du sulfamate de pentachlorophényle en milieu pyridinique à 100°

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