56000-33-0Relevant academic research and scientific papers
2-Methylpyridinium Salts as 1,4-Dinucleophiles. IV. Westphal Condensation with 2-Alkyl-1-aminoazinium Substrates
Matia, M. Paz,Navio, J. Luis Garcia,Vaquero, J. Jose,Alvarez-Builla, J.
, p. 661 - 665 (2007/10/02)
Condensation of 2-alkyl-1-aminopyridinium, quinolinium or 1-alkyl-2-aminoisoquinolinium salts with 1,2-acenaphthenequinone or 9,10-phenanthrenequinone in the presence of base, gave pyridopyridazinium salts in good yields.
