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Patent / Jan 01, 2000

A process for the purification of roxithromycin crystallization of methanol

  • William Heggie
  • Alexandre Carvalho
EP 985680

A process for the purifn. of roxithromycin, antibiotic for therapeutic purposes, which the purifn. is carried out by the dissoln. or suspension of the product methanol followed by cooling. Purifn. may albe obtained by addn. of a non-solvent and/or by concn. of the mixt., thus obtaining a purified product.