4, 5, 6, 7??Tetrahydro??1H??imidazo [4, 5??c] pyridine??6??carboxylic acids (spinacines)

S Klutchko, JC Hodges…

Index: Klutchko; Hodges; Blankley; Colbry Journal of Heterocyclic Chemistry, 1991 , vol. 28, # 1 p. 97 - 108

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Citation Number: 20

Abstract

Abstract New derivatives of the naturally occurring amino acid 4, 5, 6, 7-tetrahydro-1H- imidazo [4, 5-c] pyridine-6-carboxylic acid (spinacine) are reported. These include amide, ester, 5-alkyl and acyl, and regiospecific N im-alkyl and aralkyl derivatives. Synthesis via the Pictet-Spengler reaction on N im-substituted histidines is described. Cyclic hydantoin derivatives of spinacines are included.