Pharmaceutical Impurity Standards & Reference Standards

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

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Impurity Standards

Zolmitriptan Impurity 11

CAT No.-
CAS No.726134-79-8
Mol. F.C9H14N2O
Mol. W.166.22
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Impurity Standards

Zolmitriptan Impurity 12

CAT No.-
CAS No.139264-55-4
Mol. F.C10H10N2O4
Mol. W.222.20
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Impurity Standards

Zolpidem Impurity 5

CAT No.-
CAS No.-
Mol. F.C19H20BrN3O
Mol. W.386.29
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ZOLPIDEM

Zolpidem Related Compound 1

CAT No.-
CAS No.402470-91-1
Mol. F.C13H17NO2
Mol. W.219.28
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ZOLPIDEM

Zolpidem Related Compound 2

CAT No.-
CAS No.836627-56-6
Mol. F.C13H16BrNO2
Mol. W.298.18
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Impurity Standards

Zolpidem Impurity 4

CAT No.-
CAS No.-
Mol. F.C13H15NO2
Mol. W.217.27
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ZOLPIDEM

Zolpidem Related Compound 4

CAT No.-
CAS No.365213-58-7
Mol. F.C17H17N3O
Mol. W.279.34
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ZOLPIDEM

Zolpidem Related Compound 5

CAT No.-
CAS No.189005-44-5
Mol. F.C17H16N2O2
Mol. W.280.33
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Impurity Standards

Zolpidem Impurity 1

CAT No.-
CAS No.-
Mol. F.C19H21N3O2
Mol. W.323.40
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Impurity Standards

Zolpidem Impurity 2

CAT No.-
CAS No.349122-64-1
Mol. F.C14H14N2O
Mol. W.226.28
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