Pharmaceutical Impurity Standards & Reference Standards

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

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ZOPICLONE

(R)-Zopiclone

CAT No.-
CAS No.138680-08-7
Mol. F.C17H17ClN6O3
Mol. W.388.81
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Isotope Labelled Compounds

Zopiclone-d8

CAT No.-
CAS No.1215518-83-4
Mol. F.C17H9ClN6O3D8
Mol. W.396.86
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Isotope Labelled Compounds

N-Desmethyl zopiclone-d8

CAT No.-
CAS No.59878-63-6 (non-d)
Mol. F.C16H7ClN6O3D8
Mol. W.382.84
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ZOPICLONE

N-Desmethyl Zopiclone HCl

CAT No.-
CAS No.1216659-29-8
Mol. F.C16H15ClN6O3. HCl
Mol. W.374.79 36.46
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Isotope Labelled Compounds

Zopiclone-d4

CAT No.-
CAS No.43200-80-2
Mol. F.C17H13D4ClN6O3
Mol. W.392.84
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Isotope Labelled Compounds

Zonisamide-13C2-15N(N2)

CAT No.-
CAS No.68291-97-4 (non-labelled)
Mol. F.13C2 15N C6H8NO3S
Mol. W.215.20
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Reference Standards

Zonisamide

CAT No.-
CAS No.68291-97-4
Mol. F.C8H8N2O3S
Mol. W.212.23
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ZONISAMIDE

N-Methyl Zonisamide

CAT No.-
CAS No.68292-02-4
Mol. F.C9H10N2O3S
Mol. W.226.26
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ZONISAMIDE

N,N-Dimethyl Zonisamide

CAT No.-
CAS No.1217201-89-2
Mol. F.C11H13N3O3S
Mol. W.267.31
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ZONISAMIDE

N-Acetyl Zonisamide

CAT No.-
CAS No.68936-43-6
Mol. F.C10H10N2O4S
Mol. W.254.27
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