Pharmaceutical Impurity Standards & Reference Standards

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

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ATRACURIUM

Atracurium Besilate Impurity C1 and C2 Iodide

CAT No.-
CAS No.-
Mol. F.C32H44NO8
Mol. W.570.71
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ATRACURIUM

Atracurium Impurity A1 (trans-Monoquatenary) and A2 (cis-Monoquatenary) Mixture

CAT No.-
CAS No.-
Mol. F.C52H69N2O12. I
Mol. W.914.13 126.91
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ATRACURIUM

Atracurium Besilate Impurity C1 and C2 Iodide(Mixture of Isomers)

CAT No.-
CAS No.-
Mol. F.2 C32H44NO8. 2 I
Mol. W.2 570.71 2126.90
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ATRACURIUM

Atracurium Impurity V (Mixture of Diastereomers)

CAT No.-
CAS No.1075726-86-1
Mol. F.C25H34NO6. I
Mol. W.444.55 126.90
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ATRACURIUM

Atracurium Impurity 1

CAT No.-
CAS No.41431-32-7
Mol. F.C22H30NO4. I
Mol. W.372.49 126.90
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ATRACURIUM

Atracurium Impurity 2

CAT No.-
CAS No.-
Mol. F.C56H76N2O14 . 2 I
Mol. W.1001.242x126.90
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ATRACURIUM

Atracurium Impurity 3 (Cisatracurium-20-MethylDibenzenesulfonate)

CAT No.-
CAS No.N/A
Mol. F.C54H74N2O12 2 C6H5O3S
Mol. W.943.20 2x157.17
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ATRACURIUM

Atracurium Impurity 4

CAT No.-
CAS No.-
Mol. F.C32H44NO8 . C6H5O3S
Mol. W.570.71 157.17
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ATRACURIUM

Atracurium Impurity 5 HCl

CAT No.-
CAS No.2048273-58-9
Mol. F.C22H29NO5. HCl
Mol. W.387.48 36.46
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ATORVASTATIN

Atorvastatin EP Impurity E

CAT No.-
CAS No.-
Mol. F.C33H35FN2O5
Mol. W.558.65
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