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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.

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158in stock

COA + SDSwith every lot

Reference Standard

Bumetanide-β-D-Glucuronide chemical structure

Bumetanide-β-D-Glucuronide

CAS: 102623-14-3
Formula: C₂₃H₂₈N₂O₁₁S
MW: 540.5 g/mol

VQ-021918

Reference Standard

Bupivacaine N-oxide chemical structure

Bupivacaine N-oxide

CAS: 1346597-81-6
Formula: C₁₈H₂₈N₂O₂
MW: 304.4 g/mol

VQ-024685

Reference Standard

Bupivacaine N-Oxide Hydrochloride Salt chemical structure

Bupivacaine N-Oxide Hydrochloride Salt

CAS: 1796927-05-3
Formula: C₁₈H₂₉ClN₂O₂
MW: 340.9 g/mol

VQ-024682

Reference Standard

Bupropion Impurity 19

Bupropion Impurity 19

CAS: 2700324-50-9
Formula: C₁₂H₁₄ClNO₃S
MW: 287.76 g/mol

VQ-044382

Reference Standard

Buspirone N-Oxide chemical structure

Buspirone N-Oxide

CAS: 220747-81-9
Formula: C₂₁H₃₁N₅O₃
MW: 401.5 g/mol

VQ-021937

Reference Standard

Butamirate Impurity C Citrate

Butamirate Impurity C Citrate

CAS: 33987-92-7
Formula: C₂₂H₃₃NO₁₀
MW: 471.5 g/mol

VQ-035417

Reference Standard

Butane-1,4-diyl (5Z,5'Z)-bis(7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoate)

Butane-1,4-diyl (5Z,5'Z)-bis(7-((1R,2R,3R,5S)-3,5-dihydroxy-2-((R)-3-hydroxy-5-phenylpentyl)cyclopentyl)hept-5-enoate)

CAS: 2758178-94-6
Formula: C₅₀H₇₄O₁₀
MW: 835.12 g/mol

VQ-048806

Reference Standard

Butylated hydroxyl toluene methane sulfonated

Butylated hydroxyl toluene methane sulfonated

CAS: 127649-09-6
Formula: C₁₆H₂₆O₃S
MW: 298.44 g/mol

VQ-047906

Reference Standard

Cabazitaxel Impurity 38

Cabazitaxel Impurity 38

CAS: 1396601-24-3
Formula: C₃₇H₅₄O₁₀Si
MW: 686.9 g/mol

VQ-044504

Reference Standard

Cabazitaxel Impurity 5

Cabazitaxel Impurity 5

CAS: 3083803-41-9
Formula: C₅₀H₆₅NO₁₆
MW: 936.1 g/mol

VQ-047655

Reference Standard

Cabotegravir Des-fluoro Impurity chemical structure

Cabotegravir Des-fluoro Impurity

CAS: 2883234-41-9
Formula: C₁₉H₁₉N₃O₅
MW: 369.4 g/mol

VQ-020689

Reference Standard

Cabotegravir Metabolite M2

Cabotegravir Metabolite M2

CAS: 2170827-76-4
Formula: C₂₅H₂₇F₂N₃O₁₀
MW: 567.49 g/mol

VQ-021950

Reference Standard

Cabotegravir O-glucuronide M1

Cabotegravir O-glucuronide M1

CAS: 2170827-75-3
Formula: C₂₅H₂₅F₂N₃O₁₁
MW: 581.48 g/mol

VQ-035530

Reference Standard

Cabozantinib 6-Hydroxy impurity chemical structure

Cabozantinib 6-Hydroxy impurity

CAS: 1628530-47-1
Formula: C₂₇H₂₂FN₃O₅
MW: 487.5 g/mol

VQ-020692

Reference Standard

Cabozantinib Metabolite M2a chemical structure

Cabozantinib Metabolite M2a

CAS: 1628530-37-9
Formula: C₂₁H₁₈N₂O₉S
MW: 474.4 g/mol

VQ-044243

Reference Standard

Cabozantinib N-Oxide chemical structure

Cabozantinib N-Oxide

CAS: 1621681-63-7
Formula: C₂₈H₂₄FN₃O₆
MW: 517.5 g/mol

In stock

Reference Standard

Calcium (-)-Hydroxycitrate chemical structure

Calcium (-)-Hydroxycitrate

CAS: 921226-01-9
Formula: C₁₂H₁₀Ca₃O₁₆
MW: 530.4 g/mol

VQ-043118

Reference Standard

Calcium 2-Hydroxy-4-methylsulfanylbutanoate chemical structure

Calcium 2-Hydroxy-4-methylsulfanylbutanoate

CAS: 4857-44-7
Formula: C₁₀H₁₈CaO₆S₂
MW: 338.5 g/mol

VQ-039801

Reference Standard

Canagliflozin 2-Glucuronide chemical structure

Canagliflozin 2-Glucuronide

CAS: 2648415-15-8
Formula: C₃₀H₃₃FO₁₁S
MW: 620.6 g/mol

VQ-044646

Reference Standard

Canagliflozin Sulfone chemical structure

Canagliflozin Sulfone

CAS: 2639148-36-8
Formula: C₂₄H₂₅FO₇S
MW: 476.5 g/mol

VQ-029601

Reference Standard

Canagliflozin Sulfoxide

Canagliflozin Sulfoxide

CAS: 2459303-33-2
Formula: C₂₄H₂₅FO₆S
MW: 460.52 g/mol

VQ-024737

Reference Standard

Canagliflozin-10 Lactol chemical structure

Canagliflozin-10 Lactol

CAS: 1799552-92-3
Formula: C₂₄H₂₅FO₆S
MW: 460.5 g/mol

VQ-029600

Reference Standard

Candesartan Acyl-Glucuronide chemical structure

Candesartan Acyl-Glucuronide

CAS: 180603-77-4
Formula: C₃₀H₂₈N₆O₉
MW: 616.6 g/mol

VQ-047672

Reference Standard

Candesartan Cilexetil Desethyl N2-Trityl Analog chemical structure

Candesartan Cilexetil Desethyl N2-Trityl Analog

CAS: 1798004-41-7
Formula: C₅₀H₄₄N₆O₆
MW: 824.9 g/mol

VQ-035171

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