Levonorgesterel Impurities

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity A
  • CAS No: 110785-09-6
  • Chemical Name: 13-Ethyl-6,17-dihydroxy-18,19-dinor-17-pregn-4-en-20-yn-3-one ; 6-Hydroxylevonorgestrel

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity B
  • CAS No: 19914-67-1
  • Chemical Name: (8R,9S,13S,14S,17R)-13ethyl17ethynyl-17-hydroxy-1,2,4,6,7,8,9,11,12,13,14,15,16,17tetadecahydro3Hcyclopenta[a]phenanthren-3-one

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity C
  • CAS No: 1337972-89-0
  • Chemical Name: (8R,9S,10R,13S,14S,17R)13ethyl3,17diethynyl2,7,8,9,10,11,12,13,14,15,16,17dodecahydro1Hcyclopenta[a]phenanthren-17-ol

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity E
  • CAS No: 32419-58-2
  • Chemical Name: (8R,9S,10R,13S,14S,17R)-13-ethyl17ethynyl2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-ol

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity G
  • CAS No: 87585-03-3
  • Chemical Name: (6S,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity H
  • CAS No: 55555-97-0
  • Chemical Name: 13-Ethyl-6,17-dihydroxy-18,19-dinor-17-pregn-4-en-20-yn-3-one ; 6-Hydroxylevonorgestrel

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity K
  • CAS No: 793-55-5
  • Chemical Name: 18-Methylnandrolone 13-Ethyl-17β-hydroxygon-4-en-3-one

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity M
  • CAS No: 51087-61-7
  • Chemical Name: Levonorgestrel 6,7-Dehydro Impurity ; 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregna-4,6-dien-20-yn-3-one ; Δ6-Levonorgestrel

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity O
  • CAS No: 155683-60-6
  • Chemical Name: 13-Ethyl-17-hydroxy-5α-methoxy-18,19-dinor-17α-pregn-20-yn-3-one ; 4,5-Dihydro-5-methoxylevonorgestrel

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity S
  • CAS No: 176254-10-7
  • Chemical Name: 13-Ethyl-3-methoxy-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity V
  • CAS No: 14009-70-2
  • Chemical Name: 13-Ethyl-3-methoxy-18,19-dinor-17α-pregna-1,3,5(10)-trien-20-yn-17-ol

  • Levonorgesterel Impurities

  • Impurity: Levonorgesterel Ep Impurity W
  • CAS No: 155683-59-3
  • Chemical Name: 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregna-5,7,9-trien-20-yn-3-one