Abstract
Unsubstituted, N-alkyl(aryl)- and N-chloroamidines react with oxalyl chloride to form imidazolidine-4, 5-diones. The hydrochlorides of 1-aryl-2-alkyl(aryl)imidazolidine-4, 5-diones decompose thermally to give N-arylimidoyl isocyanates which change immediately to 4-quinazolones.
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References
L. I. Samarai, V. A. Bondar, and G. I. Derkach, ZhOrKh, 1, 2004, 1965.
M. M. Endicott, E. Wick, M. L. Mercury, and M. L. Sherrill, J. Am. Chem. Soc., 68, 1299, 1946.
A. J. Hill and W. M. Degnan, J. Am. Chem. Soc., 62, 1595, 1940.
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Samarai, L.I., Bondar, V.A. & Derkach, G.I. Reactions of amidines with oxalyl chloride. II. Chem Heterocycl Compd 4, 799–800 (1968). https://doi.org/10.1007/BF00486966
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DOI: https://doi.org/10.1007/BF00486966