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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.

27,990products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,098 Pharmacopeial Impurities (EP / USP / BP) 4,399 Nitrosamine Impurities 631 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504 Metabolites & Degradation Products 3,922 API Reference Standards 3,436

Reference Standard

Pomalidomide Impurity RS-07 chemical structure

Pomalidomide Impurity RS-07

CAS: 918314-45-1
Formula: C₁₃H₁₃N₃O₅
MW: 291.26 g/mol

VQ-005584

Reference Standard

Pomalidomide Impurity RS-08(stage-3) chemical structure

Pomalidomide Impurity RS-08(stage-3)

CAS: 142671-52-1
Formula: C₁₀H₁₁NO₅
MW: 225.2 g/mol

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Reference Standard

Pomalidomide Impurity RS-08(stage-4) chemical structure

Pomalidomide Impurity RS-08(stage-4)

CAS: 1451010-89-1
Formula: C₈H₇NO₅
MW: 197.14 g/mol

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Reference Standard

Pomalidomide Impurity RS-09 chemical structure

Pomalidomide Impurity RS-09

CAS: 55003-81-1
Formula: C₁₃H₉N₃O₆
MW: 303.23 g/mol

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Reference Standard

Pomalidomide Metabolite M17 chemical structure

Pomalidomide Metabolite M17

CAS: 1547162-41-3
Formula: C₁₃H₁₁N₃O₅
MW: 289.24 g/mol

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Reference Standard

Pomalidomide Over Reduced Impurity

Pomalidomide Over Reduced Impurity

CAS: 2222490-93-7
Formula: C₁₃H₁₅N₃O₄
MW: 277.28 g/mol

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Reference Standard

Pomalidomide Uncyclized Impurity chemical structure

Pomalidomide Uncyclized Impurity

CAS: 1001852-10-3
Formula: C₁₃H₁₁N₃O₇
MW: 321.24 g/mol

VQ-005589

Reference Standard

Pomalidomide WS chemical structure

Pomalidomide WS

CAS: 19171-19-8
Formula: C₁₃H₁₁N₃O₄
MW: 273.24 g/mol

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Reference Standard

Pomalidomide-13C5 chemical structure

Pomalidomide-13C5

CAS: 1416575-79-5
Formula: C₁₃H₁₁N₃O₄
MW: 278.21 g/mol

VQ-041553

Reference Standard

Pomalidomide-d4 chemical structure

Pomalidomide-d4

CAS: 1416575-78-4
Formula: C₁₃H₁₁N₃O₄
MW: 277.27 g/mol

VQ-041552

Reference Standard

Pomolidamide Impurity RS-12 chemical structure

Pomolidamide Impurity RS-12

CAS: 17395-99-2
Formula: C₈H₅NO₃
MW: 163.13 g/mol

VQ-005590

Reference Standard

Ponatinib chemical structure

CAS: 943319-70-8
Formula: C₂₉H₂₇F₃N₆O
MW: 532.6 g/mol

VQ-027556

Reference Standard

Ponatinib D8 chemical structure

CAS: 1562993-37-6
Formula: C₂₉H₂₇F₃N₆O
MW: 540.6 g/mol

VQ-033245

Reference Standard

Ponatinib Ester Impurity chemical structure

Ponatinib Ester Impurity

CAS: 1356385-96-0
Formula: C₁₇H₁₃N₃O₂
MW: 291.3 g/mol

VQ-023515

Reference Standard

Ponatinib hydrochloride chemical structure

Ponatinib hydrochloride

CAS: 1114544-31-8
Formula: C₂₉H₂₈ClF₃N₆O
MW: 569 g/mol

VQ-041556

Reference Standard

Ponatinib N-Desmethyl Analog chemical structure

Ponatinib N-Desmethyl Analog

CAS: 943319-87-7
Formula: C₂₈H₂₅F₃N₆O
MW: 518.5 g/mol

VQ-021311

Reference Standard

Ponatinib N-Oxide chemical structure

Ponatinib N-Oxide

CAS: 2227480-51-3
Formula: C₂₉H₂₇F₃N₆O₂
MW: 548.6 g/mol

VQ-021312

Reference Standard

Ponazuril chemical structure

CAS: 69004-04-2
Formula: C₁₈H₁₄F₃N₃O₆S
MW: 457.4 g/mol

VQ-034338

Reference Standard

Ponesimod chemical structure

CAS: 854107-55-4
Formula: C₂₃H₂₅ClN₂O₄S
MW: 461 g/mol

VQ-035314

Reference Standard

Porfiromycin chemical structure

CAS: 801-52-5
Formula: C₁₆H₂₀N₄O₅
MW: 348.35 g/mol

VQ-043611

Reference Standard

Posaconazole chemical structure

CAS: 171228-49-2
Formula: C₃₇H₄₂F₂N₈O₄
MW: 700.8 g/mol

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Reference Standard

Posaconazole (R,R)R,S) Isomers Stage -V

Posaconazole (R,R)R,S) Isomers Stage -V

Formula: C₁₈H₂₁ClO₄S
MW: 368.87 g/mol

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Reference Standard

Posaconazole 2R,3R Diastereoisomer chemical structure

Posaconazole 2R,3R Diastereoisomer

CAS: 170985-61-2
Formula: C₃₇H₄₂F₂N₈O₄
MW: 700.8 g/mol

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Reference Standard

Posaconazole 2R,3S Diastereoisomer chemical structure

Posaconazole 2R,3S Diastereoisomer

CAS: 171228-51-6
Formula: C₃₇H₄₂F₂N₈O₄
MW: 700.8 g/mol

In stock

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