Impurity Standards

IP, USP and EP Compliant

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FELBAMATE

Felbamate Isopropyl Impurity

CAT No.-
CAS No.N/A
Mol. F.C14H20N2O4
Mol. W.280.33
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FELODIPINE

Felodipine EP Impurity A

CAT No.-
CAS No.96382-71-7
Mol. F.C18H17Cl2NO4
Mol. W.382.24
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FELODIPINE

Felodipine Impurity B (Clevidipine Impurity 3)

CAT No.-
CAS No.91189-59-2
Mol. F.C17H17Cl2NO4
Mol. W.370.24
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FELODIPINE

Felodipine Impurity C

CAT No.-
CAS No.79925-38-5
Mol. F.C19H21Cl2NO4
Mol. W.398.29
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FEBUXOSTAT

Febuxostat Impurity 38

CAT No.-
CAS No.-
Mol. F.C14H12N2O3S
Mol. W.288.32
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FEBUXOSTAT

Febuxostat Impurity 55

CAT No.-
CAS No.-
Mol. F.C12H10N2O4S
Mol. W.278.28
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FEBUXOSTAT

Febuxostat Impurity 39

CAT No.-
CAS No.161797-99-5
Mol. F.C13H13NO3S
Mol. W.263.31
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FEBUXOSTAT

Febuxostat Impurity 56

CAT No.-
CAS No.-
Mol. F.C12H10N2O4S
Mol. W.278.28
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FEBUXOSTAT

Febuxostat Impurity 40

CAT No.-
CAS No.7133-90-6
Mol. F.C7H7NOS
Mol. W.153.20
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FEBUXOSTAT

Febuxostat Impurity 58

CAT No.-
CAS No.-
Mol. F.C17H18N2O3S
Mol. W.330.40
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