Enantiomers of 1-ethyl-7-[3-[(ethylamino)methyl]-1-pyrrolidinyl]-6,8-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid: preparation and biological activity

  • 10.1021/jm00393a004
  • Journal of Medicinal Chemistry
  • p 1711-1715, Volume 30, Issue 10,
  • journal-article

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Procedure Adapted for Better Synthesis

Wanting to avoid a chromatographic separation of the Me esters as well as the greater expense of dimethyl itaconate, the reaction of alpha methyl benzylamine and itaconic acid was performed in xylene.  The reaction was performed by adding the amine at 110 to a xylene suspension...
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