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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

28,554products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,252 Pharmacopeial Impurities (EP / USP / BP) 4,401 Nitrosamine Impurities 650 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612 Metabolites & Degradation Products 4,146 API Reference Standards 3,493

Reference Standard

5-Hydroxy Lansoprazole Sulfide chemical structure

5-Hydroxy Lansoprazole Sulfide

CAS: 131926-96-0
Formula: C₁₆H₁₄F₃N₃O₂S
MW: 369.4 g/mol

VQ-048792

Reference Standard

5-Hydroxy Lenalidomide chemical structure

5-Hydroxy Lenalidomide

CAS: 1421593-78-3
Formula: C₁₃H₁₃N₃O₄
MW: 275.26 g/mol

VQ-022947

Reference Standard

5-Hydroxy Lornoxicam chemical structure

5-Hydroxy Lornoxicam

CAS: 123252-96-0
Formula: C₁₃H₁₀ClN₃O₅S₂
MW: 387.8 g/mol

VQ-038139

Reference Standard

5-Hydroxy Omeprazole chemical structure

5-Hydroxy Omeprazole

CAS: 92340-57-3
Formula: C₁₇H₁₉N₃O₄S
MW: 361.4 g/mol

VQ-038760

Reference Standard

5-Hydroxy Pimozide chemical structure

5-Hydroxy Pimozide

CAS: 2595263-46-8
Formula: C₂₈H₂₉F₂N₃O₂
MW: 477.5 g/mol

VQ-041487

Reference Standard

5-Hydroxy Propafenone chemical structure

5-Hydroxy Propafenone

CAS: 86384-10-3
Formula: C₂₁H₂₇NO₄
MW: 357.4 g/mol

VQ-043269

Reference Standard

5-Hydroxy Propafenone Hydrochloride chemical structure

5-Hydroxy Propafenone Hydrochloride

CAS: 86383-32-6
Formula: C₂₁H₂₈ClNO₄
MW: 393.9 g/mol

VQ-027652

Reference Standard

5-Hydroxy Propafenone Hydrochloride-d5 chemical structure

5-Hydroxy Propafenone Hydrochloride-d5

CAS: 1188265-48-6
Formula: C₂₁H₂₈ClNO₄
MW: 398.9 g/mol

VQ-041715

Reference Standard

5-Hydroxy Propranolol Hydrochloride chemical structure

5-Hydroxy Propranolol Hydrochloride

CAS: 62117-35-5
Formula: C₁₆H₂₂ClNO₃
MW: 311.8 g/mol

VQ-027672

Reference Standard

5-Hydroxy Saxagliptin chemical structure

5-Hydroxy Saxagliptin

CAS: 841302-24-7
Formula: C₁₈H₂₅N₃O₃
MW: 331.4 g/mol

VQ-033770

Reference Standard

5-Hydroxy Tepraloxydim chemical structure

5-Hydroxy Tepraloxydim

CAS: 154749-55-0
Formula: C₁₇H₂₄ClNO₅
MW: 357.8 g/mol

VQ-042435

Reference Standard

5-Hydroxy Thiabendazole chemical structure

5-Hydroxy Thiabendazole

CAS: 948-71-0
Formula: C₁₀H₇N₃OS
MW: 217.25 g/mol

VQ-034188

Reference Standard

5-Hydroxy Topotecan-d6 chemical structure

5-Hydroxy Topotecan-d6

CAS: 504413-73-4
Formula: C₂₃H₂₃N₃O₆
MW: 437.4 g/mol

VQ-028466

Reference Standard

5-Hydroxy Valproic acid chemical structure

5-Hydroxy Valproic acid

CAS: 53660-23-4
Formula: C₈H₁₆O₃
MW: 160.21 g/mol

VQ-045374

Reference Standard

5-Hydroxy Valsartan

5-Hydroxy Valsartan

CAS: 1186103-57-0
Formula: C₂₄H₂₉N₅O₄
MW: 451.52 g/mol

VQ-042809

Reference Standard

5-Hydroxy-2-(3-hydroxy-4-(2-hydroxyethoxy)phenyl)-7-(2-hydroxyethoxy)-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one chemical structure

5-Hydroxy-2-(3-hydroxy-4-(2-hydroxyethoxy)phenyl)-7-(2-hydroxyethoxy)-3-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one

CAS: 13190-91-5
Formula: C₃₁H₃₈O₁₈
MW: 698.6 g/mol

VQ-045169

Reference Standard

5-Hydroxy-2-pyrrolidinone chemical structure

5-Hydroxy-2-pyrrolidinone

CAS: 62312-55-4
Formula: C₄H₇NO₂
MW: 101.1 g/mol

VQ-051749

Reference Standard

5-Hydroxy-2,4-dinitrobenzoic acid chemical structure

5-Hydroxy-2,4-dinitrobenzoic acid

CAS: 54797-73-8
Formula: C₇H₄N₂O₇
MW: 228.12 g/mol

VQ-051492

Reference Standard

5-Hydroxy-3-mercaptopentan-2-one chemical structure

5-Hydroxy-3-mercaptopentan-2-one

CAS: 15678-01-0
Formula: C₅H₁₀O₂S
MW: 134.2 g/mol

VQ-042486

Reference Standard

5-Hydroxy-4-methoxy-2-nitrobenzoic acid chemical structure

5-Hydroxy-4-methoxy-2-nitrobenzoic acid

CAS: 31839-20-0
Formula: C₈H₇NO₆
MW: 213.14 g/mol

VQ-043366

Reference Standard

5-Hydroxy-4-methyl-2(5H)-furanone chemical structure

5-Hydroxy-4-methyl-2(5H)-furanone

CAS: 40834-42-2
Formula: C₅H₆O₃
MW: 114.1 g/mol

VQ-039838

Reference Standard

5-Hydroxy-4-propyldihydrofuran-2(3H)-one chemical structure

5-Hydroxy-4-propyldihydrofuran-2(3H)-one

CAS: 357338-44-4
Formula: C₇H₁₂O₃
MW: 144.17 g/mol

VQ-040444

Reference Standard

5-Hydroxy-6-methoxy Duloxetine sulfate chemical structure

5-Hydroxy-6-methoxy Duloxetine sulfate

CAS: 732983-57-2
Formula: C₁₉H₂₁NO₆S₂
MW: 423.5 g/mol

VQ-025444

Reference Standard

5-Hydroxy-7-azaindole chemical structure

5-Hydroxy-7-azaindole

CAS: 98549-88-3
Formula: C₇H₆N₂O
MW: 134.14 g/mol

VQ-039328

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