Pharmaceutical Impurity Standards & Reference Standards

Browse our full catalog of pharmaceutical impurities, reference materials, and research chemicals.

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Impurity Standards

Ketoconazole EP Impurity C

CAT No.-
CAS No.83374-59-8
Mol. F.C26H28Cl2N4O4
Mol. W.531.43
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Impurity Standards

Ketoconazole EP Impurity D

CAT No.-
CAS No.67914-61-8
Mol. F.C24H26Cl2N4O3
Mol. W.489.40
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Impurity Standards

Ketoconazole EP Impurity E

CAT No.-
CAS No.134071-44-6
Mol. F.C21H20Cl2N2O5S
Mol. W.483.36
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Impurity Standards

Ketoconazole Impurity 13 (1-Acetyl-4-(4-hydroxyphenyl)piperazine)

CAT No.-
CAS No.67914-60-7
Mol. F.C12H16N2O2
Mol. W.220.27
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KETOCONAZOLE

Ketoconazole

CAT No.-
CAS No.65277-42-1
Mol. F.C26H28Cl2N4O4
Mol. W.531.44
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Impurity Standards

Ketoconazole Impurity 1

CAT No.-
CAS No.581806-59-9
Mol. F.C12H14N2O2
Mol. W.218.26
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KETOCONAZOLE

Ketoconazole N-Oxide

CAT No.-
CAS No.254912-65-7
Mol. F.C26H28Cl2N4O5
Mol. W.547.43
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Impurity Standards

Ketoconazole Impurity 2

CAT No.-
CAS No.-
Mol. F.C26H26Cl2N4O4
Mol. W.529.43
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Impurity Standards

Ketoconazole Impurity 3

CAT No.-
CAS No.170210-49-8
Mol. F.C14H14Cl2N2O3
Mol. W.329.18
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Impurity Standards

Ketoconazole Impurity 4

CAT No.-
CAS No.170210-39-6
Mol. F.C18H15BrCl2O4
Mol. W.446.12
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