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Impurities & Reference Standards

Metabolites & Degradation Products

Source 200 metabolites & degradation products for research, QC and production, documented with COA and SDS.

3,922products

158in stock

COA + SDSwith every lot

Reference Standard

Everolimus Ring Opening Impurity chemical structure

Everolimus Ring Opening Impurity

CAS: 1708118-13-1
Formula: C₅₃H₈₃NO₁₄
MW: 958.2 g/mol

VQ-030637

Reference Standard

Ezetimibe Dides fluoro impurity chemical structure

Ezetimibe Dides fluoro impurity

CAS: 2280081-69-6
Formula: C₂₀H₂₁NO₄
MW: 339.4 g/mol

VQ-025704

Reference Standard

Ezetimibe Hydroxy-β-D-Glucuronide chemical structure

Ezetimibe Hydroxy-β-D-Glucuronide

CAS: 536709-33-8
Formula: C₃₀H₂₉F₂NO₉
MW: 585.5 g/mol

VQ-022627

Reference Standard

Ezetimibe Impurity 17

Ezetimibe Impurity 17

CAS: 2933154-47-1
Formula: C₂₄H₂₃F₂NO₃
MW: 411.45 g/mol

VQ-048336

Reference Standard

Ezetimibe Impurity 27

Ezetimibe Impurity 27

CAS: 934245-16-6
Formula: C₂₄H₂₁F₂NO₃
MW: 409.43 g/mol

VQ-048331

Reference Standard

Ezetimibe Phenoxy Glucuronide chemical structure

Ezetimibe Phenoxy Glucuronide

CAS: 190448-57-8
Formula: C₃₀H₂₉F₂NO₉
MW: 585.5 g/mol

VQ-022623

Reference Standard

Ezetimibe ring open impurity chemical structure

Ezetimibe ring open impurity

CAS: 1197811-72-5
Formula: C₂₄H₂₃F₂NO₃
MW: 411.4 g/mol

VQ-022622

Reference Standard

Ezetimibe Tetrahydropyran Impurity chemical structure

Ezetimibe Tetrahydropyran Impurity

CAS: 1296129-15-1
Formula: C₂₄H₂₁F₂NO₃
MW: 409.4 g/mol

VQ-021224

Reference Standard

Famotidine Impurity 2 chemical structure

Famotidine Impurity 2

CAS: 95907-34-9
Formula: C₅H₉ClN₄OS
MW: 208.67 g/mol

VQ-037196

Reference Standard

Famotidine Sulfoxide chemical structure

Famotidine Sulfoxide

CAS: 90237-03-9
Formula: C₈H₁₅N₇O₃S₃
MW: 353.5 g/mol

VQ-025717

Reference Standard

Faropenem Impurity Sodium Salt chemical structure

Faropenem Impurity Sodium Salt

CAS: 195716-77-9
Formula: C₁₂H₁₄NNaO₅S
MW: 307.3 g/mol

VQ-030679

Reference Standard

Favipiravir Impurity B chemical structure

Favipiravir Impurity B

CAS: 1137606-74-6
Formula: C₁₇H₂₅FN₄O
MW: 320.4 g/mol

VQ-030683

Reference Standard

Favipiravir-5-hydroxy chemical structure

Favipiravir-5-hydroxy

CAS: 1492021-29-0
Formula: C₅H₄FN₃O₃
MW: 173.1 g/mol

VQ-037205

Reference Standard

Febuxostat 67M-2 chemical structure

Febuxostat 67M-2

CAS: 407582-47-2
Formula: C₁₆H₁₆N₂O₄S
MW: 332.4 g/mol

VQ-037207

Reference Standard

Febuxostat acyl-beta-D-Glucuronide chemical structure

Febuxostat acyl-beta-D-Glucuronide

CAS: 1351692-92-6
Formula: C₂₂H₂₄N₂O₉S
MW: 492.5 g/mol

VQ-030685

Reference Standard

Fenamiphos Sulfoxide chemical structure

Fenamiphos Sulfoxide

CAS: 31972-43-7
Formula: C₁₃H₂₂NO₄PS
MW: 319.36 g/mol

VQ-043170

Reference Standard

Fenbendazole impurity 1 chemical structure

Fenbendazole impurity 1

CAS: 53065-28-4
Formula: C₁₃H₁₁N₃S
MW: 241.31 g/mol

VQ-037221

Reference Standard

Fenofibric acid acyl-beta-D-Glucuronide chemical structure

Fenofibric acid acyl-beta-D-Glucuronide

CAS: 60318-63-0
Formula: C₂₃H₂₃ClO₁₀
MW: 494.9 g/mol

VQ-037227

Reference Standard

Fenoterol-β-D-Glucuronide chemical structure

Fenoterol-β-D-Glucuronide

CAS: 61046-78-4
Formula: C₂₃H₂₉NO₁₀
MW: 479.5 g/mol

VQ-030702

Reference Standard

Fenspiride Descarbonyl Dihydrochloride Impurity chemical structure

Fenspiride Descarbonyl Dihydrochloride Impurity

CAS: 23804-64-0
Formula: C₁₄H₂₄Cl₂N₂O
MW: 307.3 g/mol

VQ-048359

Reference Standard

Fenspiride N-Oxide chemical structure

Fenspiride N-Oxide

CAS: 210690-26-9
Formula: C₁₅H₂₀N₂O₃
MW: 276.33 g/mol

VQ-030711

Reference Standard

Fesoterodinyl (4-Hydroxy-tolterodine phenoxy) Ether chemical structure

Fesoterodinyl (4-Hydroxy-tolterodine phenoxy) Ether

CAS: 1380491-71-3
Formula: C₄₈H₆₆N₂O₄
MW: 735 g/mol

VQ-025768

Reference Standard

Fexofenadine Impurity 9

Fexofenadine Impurity 9

CAS: 192885-13-5
Formula: C₁₄H₁₉ClO₃
MW: 270.75 g/mol

VQ-048366

Reference Standard

Fexofenadine N-Oxide chemical structure

Fexofenadine N-Oxide

CAS: 1422515-52-3
Formula: C₃₂H₃₉NO₅
MW: 517.7 g/mol

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