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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

Dehydro Haloperidol / Haloperidol EP Impurity G chemical structure

Dehydro Haloperidol / Haloperidol EP Impurity G

CAS: 52669-92-8
Formula: C₂₁H₂₁ClFNO
MW: 357.8 g/mol

VQ-022778

Reference Standard

Dehydro Ivabradine chemical structure

Dehydro Ivabradine

CAS: 1086026-31-4
Formula: C₂₇H₃₄N₂O₅
MW: 466.6 g/mol

VQ-022889

Reference Standard

Dehydro Ivabradine HCl salt chemical structure

Dehydro Ivabradine HCl salt

CAS: 1086026-38-1
Formula: C₂₇H₃₅ClN₂O₅
MW: 503 g/mol

VQ-031331

Reference Standard

Dehydro Ivabradine Oxalate chemical structure

Dehydro Ivabradine Oxalate

CAS: 1346558-08-4
Formula: C₂₉H₃₆N₂O₉
MW: 556.6 g/mol

VQ-031333

Reference Standard

Dehydro Lacidipine chemical structure

Dehydro Lacidipine

CAS: 130996-24-6
Formula: C₂₆H₃₁NO₆
MW: 453.5 g/mol

VQ-026328

Reference Standard

Dehydro Loratadine Isomer A

Dehydro Loratadine Isomer A

CAS: 2470226-18-5
Formula: C₂₂H₂₁ClN₂O₂
MW: 380.87 g/mol

VQ-044742

Reference Standard

Dehydro Manidipine chemical structure

Dehydro Manidipine

CAS: 104305-93-3
Formula: C₃₅H₃₆N₄O₆
MW: 608.7 g/mol

VQ-026554

Reference Standard

Dehydro Nicardipine chemical structure

Dehydro Nicardipine

CAS: 59875-58-0
Formula: C₂₆H₂₇N₃O₆
MW: 477.5 g/mol

VQ-026882

Reference Standard

Dehydro Olmesartan chemical structure

Dehydro Olmesartan

CAS: 172875-98-8
Formula: C₂₄H₂₄N₆O₂
MW: 428.5 g/mol

VQ-023324

Reference Standard

Dehydro Olmesartan-2-trityl Medoxomil chemical structure

Dehydro Olmesartan-2-trityl Medoxomil

CAS: 1391052-99-5
Formula: C₄₈H₄₂N₆O₅
MW: 782.9 g/mol

VQ-032240

Reference Standard

Dehydro Silodosin chemical structure

Dehydro Silodosin

CAS: 175870-21-0
Formula: C₂₅H₃₀F₃N₃O₄
MW: 493.5 g/mol

VQ-021343

Reference Standard

Dehydro Trimipramine chemical structure

Dehydro Trimipramine

CAS: 315-69-5
Formula: C₂₀H₂₄N₂
MW: 292.4 g/mol

VQ-043556

Reference Standard

Dehydro-eletriptan chemical structure

Dehydro-eletriptan

CAS: 188113-72-6
Formula: C₂₂H₂₄N₂O₂S
MW: 380.5 g/mol

VQ-030423

Reference Standard

Dehydro-L-(+)-ascorbic acid dimer chemical structure

Dehydro-L-(+)-ascorbic acid dimer

CAS: 72691-25-9
Formula: C₁₂H₁₂O₁₂
MW: 348.22 g/mol

VQ-048801

Reference Standard

Dehydroabietic acid chemical structure

Dehydroabietic acid

CAS: 1740-19-8
Formula: C₂₀H₂₈O₂
MW: 300.4 g/mol

VQ-027196

Reference Standard

Dehydroandrosterone Acetate chemical structure

Dehydroandrosterone Acetate

CAS: 5223-99-4
Formula: C₂₁H₃₀O₃
MW: 330.5 g/mol

VQ-043613

Reference Standard

Dehydrocholic Acid chemical structure

Dehydrocholic Acid

CAS: 81-23-2
Formula: C₂₄H₃₄O₅
MW: 402.5 g/mol

VQ-023375

Reference Standard

Dehydrodeoxysepiapterin chemical structure

Dehydrodeoxysepiapterin

CAS: 71014-28-3
Formula: C₉H₉N₅O₂
MW: 219.2 g/mol

VQ-027984

Reference Standard

Dehydroepiandrosterone sulfate chemical structure

Dehydroepiandrosterone sulfate

CAS: 651-48-9
Formula: C₁₉H₂₈O₅S
MW: 368.5 g/mol

VQ-035572

Reference Standard

Dehydrofalcarinol chemical structure

Dehydrofalcarinol

CAS: 36150-08-0
Formula: C₁₇H₂₂O
MW: 242.36 g/mol

VQ-040259

Reference Standard

Dehydroisoepiandrosterone glucuronide chemical structure

Dehydroisoepiandrosterone glucuronide

CAS: 5716-14-3
Formula: C₂₅H₃₆O₈
MW: 464.5 g/mol

VQ-045251

Reference Standard

Dehydronandrolon chemical structure

Dehydronandrolon

CAS: 2590-41-2
Formula: C₂₀H₂₆O₃
MW: 314.4 g/mol

VQ-032063

Reference Standard

Dehydrosilybin chemical structure

CAS: 25166-14-7
Formula: C₂₅H₂₀O₁₀
MW: 480.4 g/mol

VQ-033856

Reference Standard

Dehydroxy Ractopamine chemical structure

Dehydroxy Ractopamine

CAS: 1246816-72-7
Formula: C₁₈H₂₃NO₂
MW: 285.4 g/mol

VQ-041813

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