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Paper | Special issue | Vol 30, No. 1, 1990, pp.393-405
Published online, 1st January, 1970
DOI: 10.3987/COM-89-S3
Amino Acids as Synthons for Heterocycles. Formation of 1,2,4-Triazine Derivatives

Janes Smodis, Rok Zupet, Andrej Petric, Branko Stanovnik, and Miha Tisler*

*Department of Chemistry and Chemical Technology, E. Kardelj University, Murnikova 6, 61000 Ljubljana, Slovenia


Transformation of the amino group of amino acids into an amidine and subsequent treatment with hydrazine leads to 1,2,4-triazine-6(1H)-ones. The method described is a new synthetic approach. Unsaturated amino acids gave imidazol-5-one derivatives after the same reaction sequence.