612-81-7Relevant articles and documents
Investigations of 2,3′-biquinolyl. 7. Thiolation of 1-alkyl-3-(2-quinolyl)quinolinium halides
Moiseev,Aksenov,Smushkevich
, p. 439 - 442 (2000)
Thiolation of 1-alkyl-3-(2-quinolyl)quinolinium halides by a mixture of sulfur with KOH in DMF leads to formation of 1′-alkyl-1′,4′- dihydro-2,3′-biquinolyl-4′-thiones, rearrangement of which in boiling ethylene glycol makes it possible to obtain 4′-alkylthio-2,3′-biquinolyls.