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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

Dorzolamide Desaminosulfonyl HCl chemical structure

Dorzolamide Desaminosulfonyl HCl

CAS: 403848-01-1
Formula: C₁₀H₁₅NO₂S₂
MW: 245.4 g/mol

VQ-043957

Reference Standard

Doxazosin desethylene impurity

Doxazosin desethylene impurity

CAS: 740066-32-4
Formula: C₂₁H₂₃N₅O₅
MW: 425.4 g/mol

VQ-030299

Reference Standard

Doxepin Hydrochloride - Impurity C (Freebase) chemical structure

Doxepin Hydrochloride - Impurity C (Freebase)

CAS: 67035-76-1
Formula: C₁₈H₁₉NO
MW: 265.3 g/mol

VQ-034828

Reference Standard

Doxepin N-Oxide chemical structure

Doxepin N-Oxide

CAS: 22684-91-9
Formula: C₁₉H₂₁NO₂
MW: 295.4 g/mol

VQ-025392

Reference Standard

Doxepin N-Oxide Hydrochloride chemical structure

Doxepin N-Oxide Hydrochloride

CAS: 2734342-87-9
Formula: C₁₉H₂₂ClNO₂
MW: 331.8 g/mol

VQ-048094

Reference Standard

Doxepin-N-β-D-Glucuronide chemical structure

Doxepin-N-β-D-Glucuronide

CAS: 1075185-73-7
Formula: C₂₅H₂₉NO₇
MW: 455.5 g/mol

VQ-036815

Reference Standard

Doxorubicin Dimer Impurity chemical structure

Doxorubicin Dimer Impurity

CAS: 2755741-04-7
Formula: C₅₄H₅₆N₂O₂₁
MW: 1069 g/mol

VQ-025401

Reference Standard

Doxylamine Di-N-Oxide chemical structure

Doxylamine Di-N-Oxide

CAS: 105176-70-3
Formula: C₁₇H₂₂N₂O₃
MW: 302.37 g/mol

VQ-022450

Reference Standard

Doxylamine N-Oxide chemical structure

Doxylamine N-Oxide

CAS: 97143-65-2
Formula: C₁₇H₂₂N₂O₂
MW: 286.37 g/mol

VQ-022451

Reference Standard

Doxylamine Pyridinyl-N-oxide chemical structure

Doxylamine Pyridinyl-N-oxide

CAS: 99430-77-0
Formula: C₁₇H₂₂N₂O₂
MW: 286.37 g/mol

VQ-022452

Reference Standard

Dronedarone N-Oxide chemical structure

Dronedarone N-Oxide

CAS: 1638586-56-7
Formula: C₃₁H₄₄N₂O₆S
MW: 572.8 g/mol

VQ-025410

Reference Standard

Dronedarone Related Compound C chemical structure

Dronedarone Related Compound C

CAS: 1278585-68-4
Formula: C₁₉H₁₉NO₃
MW: 309.4 g/mol

VQ-048107

Reference Standard

Drospirenone Impurity 4 chemical structure

Drospirenone Impurity 4

CAS: 82543-14-4
Formula: C₂₅H₃₆O₄
MW: 400.5 g/mol

VQ-036840

Reference Standard

Droxidopa Impurity 22 chemical structure

Droxidopa Impurity 22

CAS: 56672-56-1
Formula: C₁₀H₁₁NO₅
MW: 225.2 g/mol

VQ-030328

Reference Standard

Duloxetine N-Desmethyl (S)-Isomer chemical structure

Duloxetine N-Desmethyl (S)-Isomer

CAS: 178273-35-3
Formula: C₁₇H₁₇NOS
MW: 283.4 g/mol

VQ-048112

Reference Standard

Ecdysterone chemical structure

CAS: 5289-74-7
Formula: C₂₇H₄₄O₇
MW: 480.6 g/mol

VQ-040169

Reference Standard

Echimidine N-Oxide chemical structure

Echimidine N-Oxide

CAS: 41093-89-4
Formula: C₂₀H₃₁NO₈
MW: 413.5 g/mol

VQ-044270

Reference Standard

Edaravone DP-2 Impurity chemical structure

Edaravone DP-2 Impurity

CAS: 122395-42-0
Formula: C₁₀H₁₀N₂O₂
MW: 190.2 g/mol

VQ-030357

Reference Standard

Edaravone N-Oxide chemical structure

Edaravone N-Oxide

CAS: 152494-76-3
Formula: C₁₀H₁₀N₂O₂
MW: 190.2 g/mol

VQ-025464

Reference Standard

Edoxaban M1 Impurity chemical structure

Edoxaban M1 Impurity

CAS: 767625-11-6
Formula: C₁₉H₂₇N₅O₅S
MW: 437.5 g/mol

VQ-022485

Reference Standard

Edoxaban M8 chemical structure

CAS: 740794-83-6
Formula: C₂₃H₂₈ClN₇O₄S
MW: 534 g/mol

VQ-025470

Reference Standard

Edoxaban N-Oxide chemical structure

Edoxaban N-Oxide

CAS: 2244103-96-4
Formula: C₂₄H₃₀ClN₇O₅S
MW: 564.1 g/mol

In stock

Reference Standard

Edoxaban Pyridine N-Oxide chemical structure

Edoxaban Pyridine N-Oxide

CAS: 2803372-49-6
Formula: C₂₄H₃₀ClN₇O₅S
MW: 564.1 g/mol

In stock

Reference Standard

Efavirenz Benzoylaminoalcohol Impurity chemical structure

Efavirenz Benzoylaminoalcohol Impurity

CAS: 1189491-03-9
Formula: C₂₁H₁₇ClF₃NO₃
MW: 423.8 g/mol

VQ-022494

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