Abstract

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. Authors: D. V. Moiseev, A. V. Aksenov, and Yu. I. Smushkevich. English Translation in Chemistry of Heterocyclic Compounds , 2000, 36 (4), pp 439-442 http://link.springer.com/article/10.1007/BF02269542

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