ENTACAPONE Impurities

  • ENTACAPONE ENTACAPONE Related Compound A

  • Impurity: ENTACAPONE ENTACAPONE Related Compound A
  • CAS No: N/A
  • Chemical Name: (2E)-2-Cyano-3-(3-methoxy-4-hydroxy-5-nitro phenyl)-N,N-Diethyl-2-propenamide

  • ENTACAPONE Related Compound B

  • Impurity: ENTACAPONE Related Compound B
  • CAS No: N/A
  • Chemical Name: 2-Cyano-N,N-diethylacetamide

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity A ( USP-A)
  • CAS No: 145195-63-7
  • Chemical Name: (Z)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylacrylamide

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity B (USP-D)
  • CAS No: 116314-52-4
  • Chemical Name: ethyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylate

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity C (USP-B)
  • CAS No: 116313-85-0
  • Chemical Name: 3,4-dihydroxy-5-nitrobenzaldehyde

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity D
  • CAS No: 857629-79-9
  • Chemical Name: (E)-2-cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethylacrylamide

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity E
  • CAS No: 7659-29-2
  • Chemical Name: 3,5-dinitrobenzene-1,2-diol

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity F
  • CAS No: 160391-70-8
  • Chemical Name: (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylic acid

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity G
  • CAS No: 1364322-41-7
  • Chemical Name: (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N-methylacrylamide

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity H (USP-C)
  • CAS No: 1150310-15-8
  • Chemical Name: (E)-3-(3,4-dihydroxy-5-nitrophenyl)-2-(piperidine-1-carbonyl)acrylonitrile

  • Entacapone Impurities

  • Impurity: Entacapone Ep Impurity I
  • CAS No: 1364322-42-8
  • Chemical Name: propyl (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylate

  • Entacapone Impurities

  • Impurity: Entacapone Amide Impurity
  • CAS No: 158693-01-7
  • Chemical Name: (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamide

  • Entacapone Impurities

  • Impurity: Entacapone Methoxy Impurity
  • CAS No: 857629-78-8
  • Chemical Name: (E)-2-cyano-N,N-diethyl-3-(4-hydroxy-3-methoxy-5-nitrophenyl)acrylamide

  • Entacapone Impurities

  • Impurity: Desethylentacapone Impurity
  • CAS No: 150995-46-3
  • Chemical Name: (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N-ethylacrylamide