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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

Imatinib Impurity 1 chemical structure

Imatinib Impurity 1

CAS: 106261-48-7
Formula: C₁₃H₁₈N₂O₂
MW: 234.29 g/mol

In stock

Reference Standard

Imatinib Impurity 2 chemical structure

Imatinib Impurity 2

CAS: 1356565-46-2
Formula: C₄₂H₄₇N₉O₂
MW: 709.9 g/mol

In stock

Reference Standard

Imatinib Meta-methyl-piperazine Impurity chemical structure

Imatinib Meta-methyl-piperazine Impurity

CAS: 1246819-59-9
Formula: C₂₉H₃₁N₇O
MW: 493.6 g/mol

VQ-026139

Reference Standard

Imatinib N-Acetyl Impurity chemical structure

Imatinib N-Acetyl Impurity

CAS: 1321600-78-5
Formula: C₃₁H₃₃N₇O₂
MW: 535.6 g/mol

VQ-026143

Reference Standard

Imatinib para-Diaminomethylbenzene chemical structure

Imatinib para-Diaminomethylbenzene

CAS: 1026753-54-7
Formula: C₂₉H₃₁N₇O
MW: 493.6 g/mol

VQ-035041

Reference Standard

Imatinib Related Compound chemical structure

Imatinib Related Compound

CAS: 796738-71-1
Formula: C₁₆H₁₃N₅O₂
MW: 307.31 g/mol

VQ-048652

Reference Standard

Imatinib-D3 chemical structure

CAS: 1134803-18-1
Formula: C₂₉H₃₁N₇O
MW: 496.6 g/mol

VQ-048657

Reference Standard

Imatinib-d4 chemical structure

CAS: 1134803-16-9
Formula: C₂₉H₃₁N₇O
MW: 497.6 g/mol

VQ-037673

Reference Standard

Imatinib-d8 chemical structure

CAS: 1092942-82-9
Formula: C₂₉H₃₁N₇O
MW: 501.7 g/mol

VQ-037672

Reference Standard

Imazamox chemical structure

CAS: 114311-32-9
Formula: C₁₅H₁₉N₃O₄
MW: 305.33 g/mol

VQ-039543

Reference Standard

Imazethapyr chemical structure

CAS: 81335-77-5
Formula: C₁₅H₁₉N₃O₃
MW: 289.33 g/mol

VQ-039524

Reference Standard

Imeglimin chemical structure

CAS: 775351-65-0
Formula: C₆H₁₃N₅
MW: 155.2 g/mol

VQ-028928

Reference Standard

Imeglimin Ketone Impurity chemical structure

Imeglimin Ketone Impurity

CAS: 16491-66-0
Formula: C₆H₁₀N₄O
MW: 154.17 g/mol

VQ-022836

Reference Standard

Imeglimin Monohydrochloride chemical structure

Imeglimin Monohydrochloride

CAS: 2650481-44-8
Formula: C₆H₁₄ClN₅
MW: 191.66 g/mol

VQ-048659

Reference Standard

Imeglimin S-Isomer

Imeglimin S-Isomer

CAS: 794495-43-5
Formula: C₆H₁₃N₅
MW: 155.21 g/mol

VQ-026145

Reference Standard

Imepitoin chemical structure

CAS: 188116-07-6
Formula: C₁₃H₁₄ClN₃O₂
MW: 279.72 g/mol

VQ-040620

Reference Standard

Imidacloprid chemical structure

CAS: 138261-41-3
Formula: C₉H₁₀ClN₅O₂
MW: 255.66 g/mol

VQ-026146

Reference Standard

Imidacloprid EP Impurity A chemical structure

Imidacloprid EP Impurity A

CAS: 556-88-7
Formula: CH₄N₄O₂
MW: 104.07 g/mol

VQ-031173

Reference Standard

Imidacloprid EP impurity B chemical structure

Imidacloprid EP impurity B

CAS: 5465-96-3
Formula: C₃H₆N₄O₂
MW: 130.11 g/mol

VQ-027129

Reference Standard

Imidacloprid EP impurity G chemical structure

Imidacloprid EP impurity G

CAS: 135769-74-3
Formula: C₉H₉Cl₂N₅O₂
MW: 290.1 g/mol

VQ-043194

Reference Standard

Imidacloprid Impurity 1 chemical structure

Imidacloprid Impurity 1

CAS: 105828-41-9
Formula: C₁₅H₁₄Cl₂N₆O₂
MW: 381.2 g/mol

VQ-037675

Reference Standard

Imidafenacin chemical structure

CAS: 170105-16-5
Formula: C₂₀H₂₁N₃O
MW: 319.4 g/mol

VQ-037678

Reference Standard

Imidafenacin Related Compound 2 chemical structure

Imidafenacin Related Compound 2

CAS: 503598-17-2
Formula: C₁₈H₁₉N₃O₃
MW: 325.4 g/mol

VQ-048661

Reference Standard

Imidafenacin Related Compound 5 chemical structure

Imidafenacin Related Compound 5

CAS: 503598-05-8
Formula: C₂₀H₂₁N₃O₃
MW: 351.4 g/mol

VQ-048660

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