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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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Reference Standard

N-Desethyl-N-methyl Vardenafil chemical structure

N-Desethyl-N-methyl Vardenafil

CAS: 224785-87-9
Formula: C₂₂H₃₀N₆O₄S
MW: 474.6 g/mol

VQ-023985

Reference Standard

N-Desethylsunitinib (Mixture)

N-Desethylsunitinib (Mixture)

CAS: 356069-16-4
Formula: C₂₀H₂₃FN₄O₂
MW: 370.42 g/mol

VQ-007198

Reference Standard

N-Desethylsunitinib hydrochloride chemical structure

N-Desethylsunitinib hydrochloride

CAS: 1261432-05-6
Formula: C₂₀H₂₄ClFN₄O₂
MW: 406.9 g/mol

VQ-007199

Reference Standard

N-Desisopropayl Maribavir chemical structure

N-Desisopropayl Maribavir

CAS: 176161-52-7
Formula: C₁₂H₁₃Cl₂N₃O₄
MW: 334.15 g/mol

VQ-035479

Reference Standard

N-Desisopropyl desfesoterodine chemical structure

N-Desisopropyl desfesoterodine

CAS: 194482-42-3
Formula: C₁₉H₂₅NO₂
MW: 299.4 g/mol

VQ-030715

Reference Standard

N-Desisopropyl Metoprolol chemical structure

N-Desisopropyl Metoprolol

CAS: 74027-60-4
Formula: C₁₂H₁₉NO₃
MW: 225.28 g/mol

VQ-031857

Reference Standard

N-Desisopropyl N-Chlorophenylchlorguanide Hydrochloride chemical structure

N-Desisopropyl N-Chlorophenylchlorguanide Hydrochloride

CAS: 13590-98-2
Formula: C₁₄H₁₄Cl₃N₅
MW: 358.6 g/mol

VQ-033343

Reference Standard

N-Desisopropyl-N-formyl Bisoprolol chemical structure

N-Desisopropyl-N-formyl Bisoprolol

CAS: 1346602-59-2
Formula: C₁₆H₂₅NO₅
MW: 311.37 g/mol

VQ-029453

Reference Standard

N-Desmethoxypropyl N-Carbethoxy Plucalopride chemical structure

N-Desmethoxypropyl N-Carbethoxy Plucalopride

CAS: 137211-63-3
Formula: C₁₇H₂₂ClN₃O₄
MW: 367.8 g/mol

VQ-033384

Reference Standard

N-Desmethyl Alosetron Impurity chemical structure

N-Desmethyl Alosetron Impurity

CAS: 122852-63-5
Formula: C₁₆H₁₆N₄O
MW: 280.32 g/mol

VQ-029074

Reference Standard

N-Desmethyl apalutamide chemical structure

N-Desmethyl apalutamide

CAS: 1332391-11-3
Formula: C₂₀H₁₃F₄N₅O₂S
MW: 463.4 g/mol

VQ-024305

Reference Standard

N-Desmethyl Asenapine chemical structure

N-Desmethyl Asenapine

CAS: 128915-56-0
Formula: C₁₆H₁₄ClNO
MW: 271.74 g/mol

VQ-035133

Reference Standard

N-Desmethyl Asenapine Hydrochloride chemical structure

N-Desmethyl Asenapine Hydrochloride

CAS: 1170701-78-6
Formula: C₁₆H₁₅Cl₂NO
MW: 308.2 g/mol

VQ-021628

Reference Standard

N-Desmethyl Atomoxetine Impurity chemical structure

N-Desmethyl Atomoxetine Impurity

CAS: 109306-10-7
Formula: C₁₆H₁₉NO
MW: 241.33 g/mol

VQ-035825

Reference Standard

N-Desmethyl Atracurium Besylate chemical structure

N-Desmethyl Atracurium Besylate

CAS: 2024603-92-5
Formula: C₅₈H₇₄N₂O₁₅S
MW: 1071.3 g/mol

VQ-029274

Reference Standard

N-Desmethyl Azatadine chemical structure

N-Desmethyl Azatadine

CAS: 38092-95-4
Formula: C₁₉H₂₀N₂
MW: 276.4 g/mol

VQ-030130

Reference Standard

N-Desmethyl Azelastine chemical structure

N-Desmethyl Azelastine

CAS: 47491-38-3
Formula: C₂₁H₂₂ClN₃O
MW: 367.9 g/mol

VQ-021703

Reference Standard

N-Desmethyl Azithromycin B chemical structure

N-Desmethyl Azithromycin B

CAS: 857078-26-3
Formula: C₃₇H₇₀N₂O₁₁
MW: 719 g/mol

VQ-029337

Reference Standard

N-Desmethyl Bedaquiline chemical structure

N-Desmethyl Bedaquiline

CAS: 861709-47-9
Formula: C₃₁H₂₉BrN₂O₂
MW: 541.5 g/mol

VQ-024507

Reference Standard

N-Desmethyl Bendamustine hydrochloride chemical structure

N-Desmethyl Bendamustine hydrochloride

CAS: 31349-38-9
Formula: C₁₅H₂₀Cl₃N₃O₂
MW: 380.7 g/mol

VQ-029382

Reference Standard

N-Desmethyl bosutinib chemical structure

N-Desmethyl bosutinib

CAS: 380843-81-2
Formula: C₂₅H₂₇Cl₂N₅O₃
MW: 516.4 g/mol

VQ-020976

Reference Standard

N-Desmethyl Brompheniramine chemical structure

N-Desmethyl Brompheniramine

CAS: 18453-10-6
Formula: C₁₅H₁₇BrN₂
MW: 305.21 g/mol

VQ-036043

Reference Standard

N-Desmethyl Cariprazine Hydrochloride

N-Desmethyl Cariprazine Hydrochloride

CAS: 1312214-89-3
Formula: C₂₀H₃₁Cl₃N₄O
MW: 449.85 g/mol

VQ-036168

Reference Standard

N-Desmethyl Cariprazine Hydrochloride chemical structure

N-Desmethyl Cariprazine Hydrochloride

CAS: 1231947-91-3
Formula: C₂₀H₃₁Cl₃N₄O
MW: 449.8 g/mol

VQ-045385

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