- SYNTHESIS OF PYRIDINIUM SALTS BY THE REACTION OF α,β-UNSATURATED KETONES, PRIMARY AMINES, AND COMPOUNDS WITH LABILE HYDROGEN ATOMS
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The reaction of α,β-unsaturated ketones or Mannich bases of ketones with primary aromatic amines and ketones (monoketones or dimedone) in the presence of polyhaloalkanes leads to pyridinium, 5,6,7,8-tetrahydroquinolinium, or sym-octahydroacridinium salts.The reaction of benzalcyclohexanone with primary aromatic amines and malonodinitrile makes it possible to obtain 2-amino-3-cyano-5,6,7,8-tetrahydroquinolinium salts.
- Kaminskii, V. A.,Shevchuk, G. Ya.,Tilichenko, M. N.
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p. 883 - 887
(2007/10/02)
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