Separation of mixture of halophenyl-uracil and cyanophenyl-uracil compounds

Separation of mixture of halophenyl-uracil and cyanophenyl-uracil compounds

A mixture of a halophenyluracil (I) and a cyanophenyluracil (II) is separated by treatment with a weakly basic substance. Separation of a mixture of a 4-halo-5-alkanesulfonylaminophenyl-uracil of formula (I) and a 4-cyano-5-alkanesulfonylaminophenyl-uracil of formula (II) comprises treatment of the...

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Bibliographische Detailangaben
Hauptverfasser: KUSUOKA, YOSHIYUKI, FUNABASHI, CHIBA, JP, KUDO, YOSHIHIRO, FUNABASHI, CHIBA, JP, TANAKA, NORIO, FUNABASHI, CHIBA, JP, SATOW, JUN, FUNABASHI, CHIBA, JP
Format: Patent
Sprache:eng ; ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:A mixture of a halophenyluracil (I) and a cyanophenyluracil (II) is separated by treatment with a weakly basic substance. Separation of a mixture of a 4-halo-5-alkanesulfonylaminophenyl-uracil of formula (I) and a 4-cyano-5-alkanesulfonylaminophenyl-uracil of formula (II) comprises treatment of the mixture with a weakly basic substance. X = H or F; Y = Cl or Br; R = 1-3C alkyl.