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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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Reference Standard

Morphinan-3-carboxamide, 17-(cyclopropylmethyl)-4,14-dihydroxy

Morphinan-3-carboxamide, 17-(cyclopropylmethyl)-4,14-dihydroxy

CAS: 886588-56-3
Formula: C₂₁H₂₈N₂O₃
MW: 356.46 g/mol

VQ-027978

Reference Standard

Morpholine Amine Impurity

Morpholine Amine Impurity

CAS: 1992785-25-7
Formula: C₃₅H₅₀N₆O₃S
MW: 634.9 g/mol

VQ-047858

Reference Standard

Mosapride Citric Amide chemical structure

Mosapride Citric Amide

CAS: 1215825-20-9
Formula: C₂₇H₃₁ClFN₃O₉
MW: 596 g/mol

VQ-032005

Reference Standard

Moxidectin Impurity 7 Tartaric acid

Moxidectin Impurity 7 Tartaric acid

CAS: 151636-47-4
Formula: C₁₈H₂₆N₂O₆
MW: 366.41 g/mol

VQ-038519

Reference Standard

Moxifloxacin 6-Methyl Impurity

Moxifloxacin 6-Methyl Impurity

CAS: 2932305-80-9
Formula: C₂₂H₂₇N₃O₄
MW: 397.47 g/mol

VQ-032020

Reference Standard

Moxifloxacin Boron Complex Impurity

Moxifloxacin Boron Complex Impurity

CAS: 139693-52-0
Formula: C₁₈H₁₆BF₂NO₈
MW: 423.13 g/mol

VQ-049175

Reference Standard

Moxifloxacin Difluoro Acid Impurity chemical structure

Moxifloxacin Difluoro Acid Impurity

CAS: 93107-30-3
Formula: C₁₃H₉F₂NO₃
MW: 265.21 g/mol

VQ-032009

Reference Standard

Moxifloxacin Difluoro methyl ester

Moxifloxacin Difluoro methyl ester

CAS: 141290-02-0
Formula: C₁₅H₁₃F₂NO₄
MW: 309.3 g/mol

VQ-025963

Reference Standard

Moxifloxacin Ethyl Ester chemical structure

Moxifloxacin Ethyl Ester

CAS: 1403836-23-6
Formula: C₂₃H₂₈FN₃O₄
MW: 429.5 g/mol

VQ-032016

Reference Standard

Moxifloxacin Impurity 15

Moxifloxacin Impurity 15

CAS: 1467586-85-1
Formula: C₁₄H₁₅FN₂O₂
MW: 262.3 g/mol

VQ-038515

Reference Standard

Moxifloxacin Impurity 17

Moxifloxacin Impurity 17

CAS: 2526630-92-0
Formula: C₂₄H₂₈FN₃O₆
MW: 473.49 g/mol

VQ-032019

Reference Standard

Moxifloxacin Impurity 21 chemical structure

Moxifloxacin Impurity 21

CAS: 112811-67-3
Formula: C₁₅H₁₅F₃O₆
MW: 348.27 g/mol

VQ-049168

Reference Standard

Moxifloxacin Impurity 24 chemical structure

Moxifloxacin Impurity 24

CAS: 849770-49-6
Formula: C₂₅H₃₀BFN₃O₈-
MW: 530.3 g/mol

VQ-038520

Reference Standard

Moxifloxacin Impurity 9

Moxifloxacin Impurity 9

CAS: 2489671-11-4
Formula: C₃₅H₃₄F₂N₄O₈
MW: 676.66 g/mol

VQ-038516

Reference Standard

Moxifloxacin Impurity E Hydrochloride chemical structure

Moxifloxacin Impurity E Hydrochloride

CAS: 2252446-71-0
Formula: C₂₀H₂₃ClFN₃O₄
MW: 423.9 g/mol

VQ-038512

Reference Standard

Moxifloxacin Related Compound G HCl salt chemical structure

Moxifloxacin Related Compound G HCl salt

CAS: 1394029-14-1
Formula: C₂₁H₂₅ClFN₃O₄
MW: 437.9 g/mol

VQ-032013

Reference Standard

Moxifloxacin(R,R)-Nonane chemical structure

Moxifloxacin(R,R)-Nonane

CAS: 151213-42-2
Formula: C₇H₁₄N₂
MW: 126.2 g/mol

VQ-032015

Reference Standard

Mupirocin Lithium chemical structure

Mupirocin Lithium

CAS: 73346-79-9
Formula: C₂₆H₄₃LiO₉
MW: 506.6 g/mol

VQ-026794

Reference Standard

Mycophenolate Di-Mofetil chemical structure

Mycophenolate Di-Mofetil

CAS: 868993-14-0
Formula: C₂₉H₄₂N₂O₈
MW: 546.7 g/mol

VQ-032029

Reference Standard

Mycophenolate Dimer chemical structure

Mycophenolate Dimer

CAS: 165684-44-6
Formula: C₄₀H₄₉NO₁₂
MW: 735.8 g/mol

VQ-038524

Reference Standard

Mycophenolate Dimethylamide chemical structure

Mycophenolate Dimethylamide

CAS: 59058-64-9
Formula: C₁₉H₂₅NO₅
MW: 347.4 g/mol

VQ-032035

Reference Standard

Mycophenolate Mofetil Ethyl Ester chemical structure

Mycophenolate Mofetil Ethyl Ester

CAS: 13312-25-9
Formula: C₁₉H₂₄O₆
MW: 348.4 g/mol

VQ-032037

Reference Standard

Mycophenolate Mofetil Impurity 4 chemical structure

Mycophenolate Mofetil Impurity 4

CAS: 1070228-90-8
Formula: C₂₀H₂₆O₆
MW: 362.4 g/mol

VQ-044753

Reference Standard

Mycophenolate Mofetil Impurity A chemical structure

Mycophenolate Mofetil Impurity A

CAS: 1322681-36-6
Formula: C₂₂H₂₉NO₇
MW: 419.5 g/mol

VQ-005305

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