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Prednisolone EP Impurity I
QCC Cat No.: QP160509
Chemical Name: Prednisolone EP Impurity I
Synonyms: (8S,9S,10R,11S,13S,14S,17S)-11-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
CAS No.: 13479-38-4
Molecular Formula: C21H28O4
Molecular Weight: 344.44
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Standard Reference Material For "Prednisolone EP Impurity I"
Warning:The form of the product salt may be different from the official website,please consult your local agent for details.
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    M.F.: C25H32O8
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  • QM200860
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    M.W.: 422.41
  • QP160540
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    M.F.: C21H26O5
    M.W.: 358.43
  • QM200859
    Methylprednisolone Impurity 59
    CAS# NA
    M.F.: C22H28O4
    M.W.: 356.46
  • QP160207
    Prednisolone Sodium Phosphate Impurity 7
    CAS# 95615-71-7
    M.F.: C21H29O8P
    M.W.: 440.43
  • QP160206
    Prednisolone Sodium Phosphate Impurity 6
    CAS# NA
    M.F.: C21H27O7P
    M.W.: 422.41
  • QP160205
    Prednisolone Sodium Phosphate Impurity 5
    CAS# NA
    M.F.: C21H30O11P2
    M.W.: 520.41
  • QP160539
    Prednisolone Impurity 39
    CAS# 75448-51-0
    M.F.: C20H26O4
    M.W.: 330.42
  • QP160204
    Prednisolone Sodium Phosphate USP Impurity F
    CAS# NA
    M.F.: C21H27O7P
    M.W.: 422.41
  • QP160203
    Prednisolone Sodium Phosphate Impurity 3
    CAS# NA
    M.F.: C21H29O8P
    M.W.: 440.43
  • QP160202
    Prednisolone Sodium Phosphate Impurity 2
    CAS# NA
    M.F.: C21H29O8P
    M.W.: 440.43
  • QP160201
    Prednisolone Sodium Phosphate Impurity 1
    CAS# NA
    M.F.: C21H29O8P
    M.W.: 440.43
  • QP160200
    Prednisolone Sodium Phosphate
    CAS# 125-02-0
    M.F.: C21H27Na2O8P
    M.W.: 484.39
  • QM200858
    Methylprednisolone Impurity 58
    CAS# NA
    M.F.: C44H58O9
    M.W.: 730.94
  • QM200857
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    M.F.: C22H29IO4
    M.W.: 484.37
  • QM200856
    Methylprednisolone-17-propionate-11, 21 diacetate
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    M.F.: C29H38O8
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  • QM200855
    Methylprednisolone Impurity 55
    CAS# NA
    M.F.: C44H58O10
    M.W.: 746.94
  • QM200854
    Methylprednisolone Impurity 54
    CAS# NA
    M.F.: C26H34O7
    M.W.: 458.55
  • QM200853
    Methylprednisolone Impurity 53
    CAS# NA
    M.F.: C24H30O5
    M.W.: 398.50
  • QM200852
    Methylprednisolone Impurity 52
    CAS# NA
    M.F.: C22H28O5
    M.W.: 372.46
  • QP160536
    Prednisolone-21-carboxylic Acid
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    M.F.: C21H26O6
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  • QP160535
    Prednisolone Impurity 35
    CAS# 898-84-0
    M.F.: C19H24O3
    M.W.: 300.40
  • QM200851
    Methylprednisolone 21-Propionate
    CAS# 138804-88-3
    M.F.: C25H34O6
    M.W.: 430.54
  • QM200850
    Methylprednisolone 17-Propionate
    CAS# 79512-61-1
    M.F.: C25H34O6
    M.W.: 430.54
  • QP160534
    Prednisolone tebutate
    CAS# 7681-14-3
    M.F.: C27H38O6
    M.W.: 458.59
  • QM200849
    Methylprednisolone Impurity 49
    CAS# NA
    M.F.: C27H36O8
    M.W.: 488.57
  • QP160525
    Prednisolone Sodium Phosphate USP Impurity E
    CAS# NA
    M.F.: C21H30O11P2
    M.W.: 520.40
  • QM200848
    Methylprednisolone Impurity 48
    CAS# NA
    M.F.: C30H38O11
    M.W.: 574.62
  • QB041435
    Prednisolone Impurity 37
    CAS# 307518-72-5
    M.F.: C21H28O5
    M.W.: 360.44
  • QM200847
    Methylprednisolone Impurity 47
    CAS# 1338549-01-1(diol form),
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    M.F.: C22H30O5/C22H28O4
    M.W.: 374.47/356.46
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    Prednisolone Impurity 24
    CAS# 86401-80-1
    M.F.: C23H30O7
    M.W.: 418.48
  • QP160523
    Methylprednisolone aceponate
    CAS# 86401-95-8
    M.F.: C27H36O7
    M.W.: 472.57
  • QP160522
    Prednisolone 21-trimethylacetate
    CAS# 1107-99-9
    M.F.: C26H36O6
    M.W.: 444.56
  • QP160521
    Difluoroprednisolone-21-Acetate
    CAS# NA
    M.F.: C23H28F2O6
    M.W.: 438.46
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    Methylprednisolone Impurity 46
    CAS# 1048031-80-6
    M.F.: C22H30O4
    M.W.: 358.47
  • QM200845
    Methylprednisolone Impurity 45
    CAS# NA
    M.F.: C22H28O4
    M.W.: 356.46
  • QP160520
    Prednisolone Acetate EP Impurity E
    CAS# 4380-55-6
    M.F.: C23H28O5
    M.W.: 384.47
  • QP160519
    Prednisolone Acetate EP Impurity D
    CAS# 20423-99-8
    M.F.: C21H28O4
    M.W.: 344.44
  • QP160518
    Prednisolone Acetate EP Impurity C
    CAS# 98523-85-4
    M.F.: C25H32O7
    M.W.: 444.52
  • QP160514
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    M.F.: C22H32O5
    M.W.: 376.49
  • QM200844
    Methylprednisolone Impurity 44
    CAS# 2921-57-5;2375-03-3(Na salt)
    M.F.: C26H34O8
    M.W.: 474.54
  • QM200843
    Methylprednisolone Impurity 43
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    M.F.: C22H28O4
    M.W.: 356.46
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    M.F.: C21H26O4
    M.W.: 342.43
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    M.F.: C21H24O5
    M.W.: 356.41
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    CAS# NA
    M.F.: C26H34O8
    M.W.: 474.54
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    CAS# NA
    M.F.: C26H34O8
    M.W.: 474.54
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    CAS# 1807-14-3
    M.F.: C21H28O4
    M.W.: 344.44
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    Prednisolone EP Impurity H
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    M.F.: C21H26O5
    M.W.: 358.43
  • QP160507
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    M.F.: C21H30O5
    M.W.: 362.46
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    M.F.: C21H28O5
    M.W.: 360.44
  • QP160505
    Prednisolone EP Impurity E
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    M.F.: C21H28O6
    M.W.: 376.44
  • QP160504
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    CAS# 16355-29-6
    M.F.: C21H28O6
    M.W.: 376.44
  • QP160502
    Prednisolone EP Impurity B;Prednisone
    CAS# 53-03-2
    M.F.: C21H26O5
    M.W.: 358.43
  • QP160530
    Prednisolone Impurity 4
    CAS# NA
    M.F.: C21H26O6
    M.W.: 374.43
  • QP160529
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    M.F.: C21H26O4
    M.W.: 342.43
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    M.F.: C21H26O5
    M.W.: 358.43
  • QM200840
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    CAS# 115321-98-7
    M.F.: C24H30O6
    M.W.: 414.49
  • QM200839
    Methylprednisolone Acetate EP Impurity J
    CAS# 1048031-82-8
    M.F.: C24H32O6
    M.W.: 416.51
  • QM200838
    Methylprednisolone Acetate EP Impurity H
    CAS# 1968-76-9
    M.F.: C24H32O4
    M.W.: 384.51
  • QM200837
    Methylprednisolone Acetate EP Impurity G
    CAS# 1625-11-2
    M.F.: C24H34O6
    M.W.: 418.52
  • QM200836
    Methylprednisolone Acetate EP Impurity F
    CAS# NA
    M.F.: C24H30O5
    M.W.: 398.49
  • QM200835
    Methylprednisolone Acetate EP Impurity E;
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    Prednisone EP Impurity L;Prednisolone acetate;
    Hydrocortisone Acetate EP Impurity C
    CAS# 52-21-1
    M.F.: C23H30O6
    M.W.: 402.48
  • QM200833
    Methylprednisolone Acetate EP Impurity C
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    M.F.: C22H28O5
    M.W.: 372.45
  • QM200830
    Methylprednisolone Acetate EP Impurity A
    CAS# 151003-82-6
    M.F.: C24H34O6
    M.W.: 418.52
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    Methylprednisolone Hydrogen Succinate EP Impurity E
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    M.F.: C25H32O8
    M.W.: 460.52
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    Methylprednisolone Hydrogen Succinate EP Impurity D
    CAS# 119657-85-1
    M.F.: C26H36O8
    M.W.: 476.56
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    Methylprednisolone Hydrogen Succinate EP Impurity F
    CAS# 2376134-25-5
    M.F.: C26H34O8
    M.W.: 474.54
  • QM200820
    Methylprednisolone Impurity 20
    CAS# NA
    M.F.: C48H62O12
    M.W.: 831.00
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    Methylprednisolone Acetate EP Impurity D
    CAS# 150899-33-5
    M.F.: C22H28O4
    M.W.: 356.46
  • QM200818
    Methylprednisolone Impurity 18
    CAS# NA
    M.F.: C20H26O3
    M.W.: 314.42
  • QM200817
    Methylprednisolone Impurity 17
    CAS# NA
    M.F.: C26H32O8
    M.W.: 472.53
  • QM200810
    Methylprednisolone EP Impurity J;Methylprednisolone Acetate;Methylprednisolone Hydrogen Succinate EP Impurity C
    CAS# 53-36-1
    M.F.: C24H32O6
    M.W.: 416.51
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    M.F.: C22H30O5
    M.W.: 374.47
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    Methylprednisolone EP Impurity G
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    M.F.: C22H28O4
    M.W.: 356.46
  • QM200806
    Methylprednisolone EP Impurity F
    CAS# 1625-39-4
    M.F.: C22H32O5
    M.W.: 376.49
  • QM200804
    Methylprednisolone EP Impurity D
    CAS# 1338549-02-2
    M.F.: C22H28O4
    M.W.: 356.46
  • QM200803
    Methylprednisolone EP Impurity C
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    M.F.: C20H26O3
    M.W.: 314.42
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    Methylprednisolone EP Impurity B
    CAS# NA
    M.F.: C22H30O6
    M.W.: 390.47
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    Methylprednisolone EP Impurity A
    CAS# 91523-05-6
    M.F.: C22H28O5
    M.W.: 372.45
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    Methylprednisolone；Methylprednisolone Hydrogen Succinate EP Impurity A;Methylprednisolone Acetate EP Impurity B
    CAS# 83-43-2
    M.F.: C22H30O5
    M.W.: 374.47
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    Hydrocortisone EP Impurity A;
    Prednicarbate EP Impurity A;
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    Methylprednisolone EP Impurity K;
    Prednisolone Acetate EP Impurity B;
    Prednisone EP Impurity B
    CAS# 50-24-8
    M.F.: C21H28O5
    M.W.: 360.44
  • QH040300
    Hydrocortisone;
    Prednisolone EP Impurity A;
    Hydrocortisone acetate EP Impurity A
    CAS# 50-23-7
    M.F.: C21H30O5
    M.W.: 362.46
  • QM200807
    Methylprednisolone Hydrogen Succinate EP Impurity G;
    Methylprednisolone Acetate EP Impurity I;
    Methylprednisolone EP Impurity L
    CAS# 6870-94-6
    M.F.: C22H30O4
    M.W.: 358.47
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    Prednisolone Dicarbonate
    CAS# NA
    M.F.: C26H34O9
    M.W.: 490.54
  • QM200802
    Methylprednisolone Hydrogen Succinate EP Impurity B
    CAS# 77074-42-1
    M.F.: C26H34O8
    M.W.: 474.54
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