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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

Laquinimod Desethyl Impurity chemical structure

Laquinimod Desethyl Impurity

CAS: 879410-94-3
Formula: C₁₇H₁₃ClN₂O₃
MW: 328.7 g/mol

VQ-037889

Reference Standard

Lasiocarpine N-Oxide chemical structure

Lasiocarpine N-Oxide

CAS: 127-30-0
Formula: C₂₁H₃₃NO₈
MW: 427.5 g/mol

VQ-037903

Reference Standard

Lasmiditan SWTX-143 chemical structure

Lasmiditan SWTX-143

CAS: 2766575-48-6
Formula: C₁₉H₁₈F₃N₃O
MW: 361.4 g/mol

VQ-040703

Reference Standard

Lasofoxifene Beta-D-Glucuronide chemical structure

Lasofoxifene Beta-D-Glucuronide

CAS: 1048953-95-2
Formula: C₃₄H₃₉NO₈
MW: 589.7 g/mol

VQ-043723

Reference Standard

Lemborexant Metabolite M10 chemical structure

Lemborexant Metabolite M10

CAS: 1369765-95-6
Formula: C₂₂H₂₀F₂N₄O₃
MW: 426.4 g/mol

VQ-037925

Reference Standard

Lenalidomide Dimethyl sulphoxide

Lenalidomide Dimethyl sulphoxide

CAS: 2083617-58-5
Formula: C₁₃H₁₃N₃O₃.C₂H₆OS
MW: 337.39 g/mol

VQ-048827

Reference Standard

Lenvatinib N-Oxide Impurity chemical structure

Lenvatinib N-Oxide Impurity

CAS: 1788901-86-9
Formula: C₂₁H₁₉ClN₄O₅
MW: 442.9 g/mol

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Reference Standard

Lenvatinib Quinoline Metabolite chemical structure

Lenvatinib Quinoline Metabolite

CAS: 417724-81-3
Formula: C₁₁H₁₀N₂O₃
MW: 218.21 g/mol

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Reference Standard

Lercanidipine 5-Desmethyl-5-Propyl Ester chemical structure

Lercanidipine 5-Desmethyl-5-Propyl Ester

CAS: 1797124-83-4
Formula: C₃₈H₄₅N₃O₆
MW: 639.8 g/mol

VQ-026406

Reference Standard

Lercanidipine Impurity B chemical structure

Lercanidipine Impurity B

CAS: 1119226-97-9
Formula: C₃₅H₃₇N₃O₆
MW: 595.7 g/mol

VQ-026403

Reference Standard

Letermovir Di N-Oxide Impurity

Letermovir Di N-Oxide Impurity

Formula: C₂₉H₂₈F₄N₄O₆
MW: 604.55 g/mol

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Reference Standard

Levetiracetam carboxylic acid chemical structure

Levetiracetam carboxylic acid

CAS: 102849-49-0
Formula: C₈H₁₃NO₃
MW: 171.19 g/mol

VQ-022956

Reference Standard

Levocarnitine Impurity 7 chemical structure

Levocarnitine Impurity 7

CAS: 765950-50-3
Formula: C₇H₁₁ClN₂O₂
MW: 190.63 g/mol

VQ-048859

Reference Standard

Levodropropizine N-Oxide chemical structure

Levodropropizine N-Oxide

CAS: 152237-40-6
Formula: C₁₃H₂₀N₂O₃
MW: 252.31 g/mol

VQ-022965

Reference Standard

Levofloxacin Hydroxy Acid chemical structure

Levofloxacin Hydroxy Acid

CAS: 1036016-10-0
Formula: C₁₈H₂₁F₂N₃O₄
MW: 381.4 g/mol

VQ-048875

Reference Standard

Levofloxacin Impurity 22 chemical structure

Levofloxacin Impurity 22

CAS: 177472-29-6
Formula: C₂₀H₂₅F₂N₃O₄
MW: 409.4 g/mol

VQ-045056

Reference Standard

Levofloxacin Impurity 5 chemical structure

Levofloxacin Impurity 5

CAS: 2206360-62-3
Formula: C₁₃H₁₀FNO₅
MW: 279.22 g/mol

VQ-045055

Reference Standard

Levofloxacin N-Oxide chemical structure

Levofloxacin N-Oxide

CAS: 117678-37-2
Formula: C₁₈H₂₀FN₃O₅
MW: 377.4 g/mol

VQ-048871

Reference Standard

Ligliptin Impurity 43 chemical structure

Ligliptin Impurity 43

CAS: 1807608-59-8
Formula: C₂₅H₂₈N₈O₃
MW: 488.5 g/mol

VQ-044242

Reference Standard

Linagliptin Hydroxyimino Impurity chemical structure

Linagliptin Hydroxyimino Impurity

CAS: 2763799-91-1
Formula: C₂₅H₂₆N₈O₃
MW: 486.5 g/mol

VQ-026485

Reference Standard

Linagliptin Impurity 132 chemical structure

Linagliptin Impurity 132

CAS: 1620278-39-8
Formula: C₂₅H₂₇N₇O₃
MW: 473.5 g/mol

VQ-038047

Reference Standard

Linagliptin Impurity 72 chemical structure

Linagliptin Impurity 72

CAS: 2074688-80-3
Formula: C₃₅H₃₇N₉O₅
MW: 663.7 g/mol

VQ-038052

Reference Standard

Linagliptin Metabolite CD10604 chemical structure

Linagliptin Metabolite CD10604

CAS: 1807608-27-0
Formula: C₂₅H₂₅N₇O₃
MW: 471.5 g/mol

VQ-048896

Reference Standard

Linagliptin Metabolite CD1790

Linagliptin Metabolite CD1790

Formula: C₂₅H₂₇N₇O₃
MW: 473.53 g/mol

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