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Impurities & Reference Standards

API Impurities

Source 1942 api impurities for research, QC and production, documented with COA and SDS.

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1,516in stock

COA + SDSwith every lot

Reference Standard

Apixaban Impurity B chemical structure

Apixaban Impurity B

CAS: 2512213-45-3
Formula: C₁₁H₁₁ClN₂O₃
MW: 254.67 g/mol

VQ-024317

Reference Standard

Apixaban Impurity D chemical structure

Apixaban Impurity D

CAS: 1620494-29-2
Formula: C₃₃H₃₂N₄O₅
MW: 564.6 g/mol

VQ-024323

Reference Standard

Apixaban Impurity-APX1 chemical structure

Apixaban Impurity-APX1

CAS: 1619934-76-7
Formula: C₃₁H₃₇N₅O₆
MW: 575.7 g/mol

In stock

Reference Standard

Apixaban Impurity(APX-1B) chemical structure

Apixaban Impurity(APX-1B)

Formula: C₂₉H₃₄N₆O₅
MW: 546.6 g/mol

In stock

Reference Standard

Apixaban Meta Chloro Impurity

Apixaban Meta Chloro Impurity

Formula: C₂₄H₂₂ClN₅O₃
MW: 463.92 g/mol

In stock

Reference Standard

Apixaban Meta Methoxy Acid Impurity

Apixaban Meta Methoxy Acid Impurity

Formula: C₂₅H₂₄N₄O₅
MW: 460.48 g/mol

In stock

Reference Standard

Apixaban Meta Methoxy Ethyl Ester Impurity

Apixaban Meta Methoxy Ethyl Ester Impurity

Formula: C₂₇H₂₈N₄O₅
MW: 488.54 g/mol

In stock

Reference Standard

Apixaban Meta Methoxy Impurity

Apixaban Meta Methoxy Impurity

Formula: C₂₅H₂₅N₅O₄
MW: 459.5 g/mol

In stock

Reference Standard

Apixaban meta methoxy Impurity chemical structure

Apixaban meta methoxy Impurity

CAS: 1801881-18-4
Formula: C₂₅H₂₅N₅O₄
MW: 459.5 g/mol

VQ-044912

Reference Standard

Apixaban Methyl Ester Impurity chemical structure

Apixaban Methyl Ester Impurity

CAS: 1074365-84-6
Formula: C₂₆H₂₆N₄O₅
MW: 474.5 g/mol

In stock

Reference Standard

Apixaban Methyl Impurity chemical structure

Apixaban Methyl Impurity

CAS: 70736-27-5
Formula: C₁₀H₁₁ClN₂O₃
MW: 242.66 g/mol

VQ-047420

Reference Standard

Apixaban Morpholine Acid Impurity

Apixaban Morpholine Acid Impurity

Formula: C₂₉H₃₃N₅O₆
MW: 547.6 g/mol

In stock

Reference Standard

Apixaban Open Chain Chloro Impurity chemical structure

Apixaban Open Chain Chloro Impurity

CAS: 1643330-62-4
Formula: C₂₀H₂₆ClN₃O₃
MW: 391.9 g/mol

In stock

Reference Standard

Apixaban Open Ring Amide Impurity chemical structure

Apixaban Open Ring Amide Impurity

CAS: 2187409-01-2
Formula: C₂₅H₂₈N₆O₄
MW: 476.5 g/mol

VQ-004426

Reference Standard

Apixaban Ortho Chloro Impurity

Apixaban Ortho Chloro Impurity

Formula: C₂₄H₂₂ClN₅O₃
MW: 463.92 g/mol

In stock

Reference Standard

Apixaban Ortho Methoxy Impurity

Apixaban Ortho Methoxy Impurity

Formula: C₂₅H₂₅N₅O₄
MW: 459.5 g/mol

In stock

Reference Standard

Apixaban ortho methoxy Impurity chemical structure

Apixaban ortho methoxy Impurity

CAS: 1801881-16-2
Formula: C₂₅H₂₅N₅O₄
MW: 459.5 g/mol

VQ-029181

Reference Standard

Apixaban p-Ethoxy impurity chemical structure

Apixaban p-Ethoxy impurity

CAS: 1928718-22-2
Formula: C₂₆H₂₇N₅O₄
MW: 473.5 g/mol

VQ-021606

Reference Standard

Apixaban Para Chloro Impurity chemical structure

Apixaban Para Chloro Impurity

CAS: 2029205-64-7
Formula: C₂₄H₂₂ClN₅O₃
MW: 463.9 g/mol

In stock

Reference Standard

Apixaban Related Compound 5 chemical structure

Apixaban Related Compound 5

CAS: 2219376-48-2
Formula: C₁₁H₉ClN₂O₃
MW: 252.65 g/mol

VQ-043982

Reference Standard

Apixaban Related Compound G chemical structure

Apixaban Related Compound G

CAS: 881386-12-5
Formula: C₂₇H₂₉BrN₄O₅
MW: 569.4 g/mol

VQ-020816

Reference Standard

Apixaban Related Compound H chemical structure

Apixaban Related Compound H

CAS: 1421823-20-2
Formula: C₂₇H₂₉ClN₄O₅
MW: 525 g/mol

VQ-020814

Reference Standard

Apixaban Tetrahydro Impurity chemical structure

Apixaban Tetrahydro Impurity

CAS: 536759-91-8
Formula: C₂₂H₂₀N₄O₆
MW: 436.4 g/mol

In stock

Reference Standard

Apoatropine chemical structure

CAS: 500-55-0
Formula: C₁₇H₂₁NO₂
MW: 271.35 g/mol

VQ-024435

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