Investigations on 2,3′-biquinolines. 18. New convenient one-pot synthesis of 1′-alkyl-1′,4′-dihydro-2,3′-biquinolyl-4′-thiones and their conversion into 1′-alkyl-1′,4′-dihydro-2,3′-biquinolyl-4′-ones
Investigations on 2,3′-biquinolines. 18. New convenient one-pot synthesis of 1′-alkyl-1′,4′-dihydro-2,3′-biquinolyl-4′-thiones and their conversion into 1′-alkyl-1′,4′-dihydro-2,3′-biquinolyl-4′-ones