Pharmaceutical Impurity Standards & Reference Standards

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

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CINACALCET

ent-Cinacalcet HCl

CAT No.-
CAS No.1217809-88-5
Mol. F.C22H22F3N. HCl
Mol. W.357.42 36.46
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CEPHALEXIN (CEFALEXIN

ent-Cephalexin Impurity 7

CAT No.-
CAS No.-
Mol. F.C24H24N4O5S
Mol. W.480.54
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CEFTIZOXIME

E-Ceftizoxime Sodium Salt

CAT No.-
CAS No.97164-53-9
Mol. F.C13H12N5O5S2. Na
Mol. W.382.40 22.99
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CEFOTAXIME

E-Cefotaxime S-Oxide

CAT No.-
CAS No.-
Mol. F.C16H17N5O8S2
Mol. W.471.46
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CEFCAPENE

E-Cefcapene Pivoxil

CAT No.-
CAS No.N/A
Mol. F.C23H29N5O8S2
Mol. W.567.64
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CATECHIN

Epigallocatechin 3-O-(3-O-Methyl)-Gallate

CAT No.-
CAS No.83104-87-4
Mol. F.C23H20O11
Mol. W.472.41
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CAMPTOTHECIN

Exatecan Mesylate

CAT No.-
CAS No.171335-80-1 (freebase)
Mol. F.C24H22FN3O4. CH4O3S
Mol. W.435.46 96.10
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BUPROPION

erythro-Hydroxy Bupropion HCl

CAT No.-
CAS No.80478-43-9
Mol. F.C13H20ClNO. HCl
Mol. W.241.76 36.46
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BUPROPION

erythro-Hydrobupropion-d9 HCl

CAT No.-
CAS No.80478-43-9 (non-labelled)
Mol. F.C13H11ClNOD9. HCl
Mol. W.250.82 36.46
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BUPROPION

erythro-Dihydro-Bupropion-D-Glucuronide

CAT No.-
CAS No.N/A
Mol. F.C19H28ClNO7
Mol. W.417.89
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