89606-99-5Relevant academic research and scientific papers
CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BIFUNCTIONAL NUCLEOPHILES. 15. ISOMERIZATION OF THIAZOLOQUINOXALINES IN THE PRESENCE OF ACIDS
Charushin, V. N.,Baklykov, V. G.,Chupakhin, O. N.,Drozd, V. N.
, p. 331 - 338 (2007/10/02)
4-Alkyl-2-phenyl-3a,4,9,9a-tetrahydrothiazoloquinoxalines undergo isomerization in chloroform in the presence of acids to the regioisomeric (with respect to them) 9-alkyl-substituted derivatives.Under the same conditions 2,4-dimethyl-3a,4-9,9a-tetr
CYCLIZATION OF N-ALKYLAZINIUM CATIONS WITH BINUCLEOPHILES. 8. ANNELATION OF THE IMIDAZOLE RING WITH PYRAZINES AND QUINOXALINES
Charushin, V. N.,Baklynov, V. G.,Chupakhin, O. N.,Vereshchagina, N. N.,Naumova, L. M.,Sorokin, N. N.
, p. 1333 - 1338 (2007/10/02)
Monosubstituted and N, N'-disubstituted thioureas enter into cyclization with pyrazinium and quinoxalinium ion to form imidazo-annelated pyrazines and quinoxalines.
