Pharmaceutical Impurity Standards & Reference Standards

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

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BETAHISTINE

Betahistine Impurity B (2-(2-Hydroxyethyl)pyridine)

CAT No.-
CAS No.103-74-2
Mol. F.C7H9NO
Mol. W.123.16
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BETAHISTINE

Betahistine-d3

CAT No.-
CAS No.-
Mol. F.C8H9N2D3 . 2 HCl
Mol. W.139.22 2 36.46
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BETAHISTINE

Betahistine EP Impurity C Trimesilate

CAT No.-
CAS No.5452-87-9 (free base)
Mol. F.C15H19N3. 3 CH4O3S
Mol. W.241.34 3 96.11
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BETAHISTINE

Betahistine Impurity 1 DiHCl

CAT No.-
CAS No.101252-40-8
Mol. F.136.20 2 36.46
Mol. W.136.20 2 36.46
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BETAHISTINE

Betahistine Impurity 2 TriHCl

CAT No.-
CAS No.128225-22-9 (freebase)
Mol. F.C15H19N3. 3HCl
Mol. W.241.34 3 36.46
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BETAHISTINE

Betahistine

CAT No.-
CAS No.5638-76-6
Mol. F.C8H12N2
Mol. W.136.20
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BETAHISTINE

Betahistine Impurity 3

CAT No.-
CAS No.13585-92-7
Mol. F.C8H12N2O
Mol. W.152.20
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BETAMETHASONE

Betamethasone Enol Aldehyde E Isomer

CAT No.-
CAS No.52647-07-1
Mol. F.C22H27FO4
Mol. W.374.45
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BETAMETHASONE

Betamethasone 9,11-Epoxide

CAT No.-
CAS No.981-34-0
Mol. F.C22H28O5
Mol. W.372.46
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BETAMETHASONE

Betamethasone 17,21-Dipropionate-d10

CAT No.-
CAS No.-
Mol. F.C28H27FO7D10
Mol. W.514.66
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