Heterocycles from amino acids. A novel synthetic approach for imidazo [1, 5??a] pyridines and imidazo [1, 5??a] quinolines

P Kolar, A Petrič, M Tišler…

Index: Journal of Heterocyclic Chemistry, , vol. 28, # 7 p. 1715 - 1720

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Citation Number: 15

Abstract

... November 1991 Heterocycles from Amino Acids 1719 the hydrazide with methanolic hydrazine hydrate (93% yield), mp 114-117° (orange crystals from methanol); 'H nmr (DMSO-d6): 5 9.21 (broad s, CON ... 13] JH Boyer and LT Wolford, J. Org. ... Heterocyclic Chem., 16, 689 (1979). ...