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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

2,4-Dibromo-5-hydroxybenzoic Acid chemical structure

2,4-Dibromo-5-hydroxybenzoic Acid

CAS: 14348-39-1
Formula: C₇H₄Br₂O₃
MW: 295.91 g/mol

VQ-047553

Reference Standard

2,4-Dihydro-4,4-bis(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-5-methyl-2-phenyl-3H-pyrazol-3-one chemical structure

2,4-Dihydro-4,4-bis(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-5-methyl-2-phenyl-3H-pyrazol-3-one

CAS: 124009-63-8
Formula: C₃₀H₂₆N₆O₃
MW: 518.6 g/mol

VQ-025465

Reference Standard

2,4,5-Trifluoro-3-hydroxybenzoic Acid chemical structure

2,4,5-Trifluoro-3-hydroxybenzoic Acid

CAS: 116751-24-7
Formula: C₇H₃F₃O₃
MW: 192.09 g/mol

VQ-049166

Reference Standard

2,5-Dichloro-3-(5-(4-hydroxy-3-methoxy-5-nitrophenyl)-1,2,4-oxadiazol-3-yl)-4,6-dimethylpyridine 1-oxide chemical structure

2,5-Dichloro-3-(5-(4-hydroxy-3-methoxy-5-nitrophenyl)-1,2,4-oxadiazol-3-yl)-4,6-dimethylpyridine 1-oxide

CAS: 1402714-41-3
Formula: C₁₆H₁₂Cl₂N₄O₆
MW: 427.2 g/mol

VQ-027025

Reference Standard

2,5-Dioxopyrrolidin-1-yl 4-((3-((3-(((2S)-1-(((14S,16S,33S,2R,4R,10E,12Z,14R)-86-chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl)oxy)-1-oxopropan-2-yl)(methyl)amino)-3-oxopropyl)thio) chemical structure

2,5-Dioxopyrrolidin-1-yl 4-((3-((3-(((2S)-1-(((14S,16S,33S,2R,4R,10E,12Z,14R)-86-chloro-14-hydroxy-85,14-dimethoxy-33,2,7,10-tetramethyl-12,6-dioxo-7-aza-1(6,4)-oxazinana-3(2,3)-oxirana-8(1,3)-benzenacyclotetradecaphane-10,12-dien-4-yl)oxy)-1-oxopropan-2-yl)(methyl)amino)-3-oxopropyl)thio)

CAS: 1228105-51-8
Formula: C₅₁H₆₆ClN₅O₁₆S
MW: 1072.6 g/mol

VQ-049048

Reference Standard

2,6-Di-tert-butyl-4-hydroxy-4-methyl-2,5-cyclohexadien-1-one chemical structure

2,6-Di-tert-butyl-4-hydroxy-4-methyl-2,5-cyclohexadien-1-one

CAS: 10396-80-2
Formula: C₁₅H₂₄O₂
MW: 236.35 g/mol

VQ-042897

Reference Standard

2,6-Dichloro-4-((1-hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-5-yl)oxy)benzonitrile chemical structure

2,6-Dichloro-4-((1-hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-5-yl)oxy)benzonitrile

CAS: 2354382-27-5
Formula: C₁₄H₈BCl₂NO₃
MW: 319.9 g/mol

VQ-044063

Reference Standard

2,6-Dichloro-N-hydroxy-3,5-dimethoxybenzamide chemical structure

2,6-Dichloro-N-hydroxy-3,5-dimethoxybenzamide

CAS: 2607108-25-6
Formula: C₉H₉Cl₂NO₄
MW: 266.07 g/mol

VQ-048687

Reference Standard

2'-Deoxyadenosine chemical structure

2'-Deoxyadenosine

CAS: 958-09-8
Formula: C₁₀H₁₃N₅O₃
MW: 251.24 g/mol

VQ-032470

Reference Standard

2'-Hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic Acid chemical structure

2'-Hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic Acid

CAS: 376591-95-6
Formula: C₁₃H₉NO₅
MW: 259.21 g/mol

VQ-032625

Reference Standard

2'-Hydroxy-5'-Nitroacetophenone chemical structure

2'-Hydroxy-5'-Nitroacetophenone

CAS: 1450-76-6
Formula: C₈H₇NO₄
MW: 181.15 g/mol

VQ-044932

Reference Standard

2'-O-Benzyloxy-2-O-desmethyl Carvedilol chemical structure

2'-O-Benzyloxy-2-O-desmethyl Carvedilol

CAS: 72955-92-1
Formula: C₃₀H₃₀N₂O₄
MW: 482.6 g/mol

VQ-028817

Reference Standard

2'-Oxo Tadalafil chemical structure

2'-Oxo Tadalafil

CAS: 1346602-17-2
Formula: C₂₂H₁₇N₃O₅
MW: 403.4 g/mol

VQ-043311

Reference Standard

2′-[Hydroxybiphenyl]-3-carboxylic acid chemical structure

2′-[Hydroxybiphenyl]-3-carboxylic acid

CAS: 893736-72-6
Formula: C₁₃H₁₀O₃
MW: 214.22 g/mol

VQ-025513

Reference Standard

20-beta-Dihydrodydrogesterone chemical structure

20-beta-Dihydrodydrogesterone

CAS: 4243-73-6
Formula: C₂₁H₃₀O₂
MW: 314.5 g/mol

VQ-025455

Reference Standard

20α-Dihydrodydrogesterone chemical structure

20α-Dihydrodydrogesterone

CAS: 4243-74-7
Formula: C₂₁H₃₀O₂
MW: 314.5 g/mol

VQ-025454

Reference Standard

20α-Hydroxy Cholesterol chemical structure

20α-Hydroxy Cholesterol

CAS: 516-72-3
Formula: C₂₇H₄₆O₂
MW: 402.7 g/mol

VQ-036284

Reference Standard

21 Hydroxypregna 1 4 9 11 16 tetraene 3 20 dione chemical structure

21 Hydroxypregna 1 4 9 11 16 tetraene 3 20 dione

CAS: 90039-93-3
Formula: C₂₁H₂₄O₃
MW: 324.4 g/mol

VQ-029784

Reference Standard

21-(Acetyloxy)-17-hydroxy-pregna-4,6-diene-3,11,20-trione chemical structure

21-(Acetyloxy)-17-hydroxy-pregna-4,6-diene-3,11,20-trione

CAS: 2435-02-1
Formula: C₂₃H₂₈O₆
MW: 400.5 g/mol

VQ-036443

Reference Standard

21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione chemical structure

21-(Acetyloxy)-3-ethoxy-17-hydroxypregna-3,5-diene-11,20-dione

CAS: 1852-65-9
Formula: C₂₅H₃₄O₆
MW: 430.5 g/mol

VQ-047870

Reference Standard

21-Dehydro Betamethasone chemical structure

21-Dehydro Betamethasone

CAS: 61558-12-1
Formula: C₂₂H₂₇FO₅
MW: 390.4 g/mol

VQ-021804

Reference Standard

21-Dehydrocorticosterone chemical structure

21-Dehydrocorticosterone

CAS: 20287-97-2
Formula: C₂₁H₂₈O₄
MW: 344.4 g/mol

VQ-022810

Reference Standard

21-Desacetyl Anecortave chemical structure

21-Desacetyl Anecortave

CAS: 10184-70-0
Formula: C₂₁H₂₈O₄
MW: 344.4 g/mol

VQ-026082

Reference Standard

21-Desacetyl Deflazacort chemical structure

21-Desacetyl Deflazacort

CAS: 13649-57-5
Formula: C₂₃H₂₉NO₅
MW: 399.5 g/mol

VQ-033300

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