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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

Midazolam Impurity M chemical structure

Midazolam Impurity M

CAS: 2531288-23-8
Formula: C₂₂H₁₇ClFN₃O₄
MW: 441.8 g/mol

VQ-044842

Reference Standard

Midazolam N-Glucuronide chemical structure

Midazolam N-Glucuronide

CAS: 1033824-50-8
Formula: C₂₄H₂₁ClFN₃O₆
MW: 501.9 g/mol

VQ-044898

Reference Standard

Midodrine chemical structure

CAS: 42794-76-3
Formula: C₁₂H₁₈N₂O₄
MW: 254.28 g/mol

VQ-031890

Reference Standard

Midodrine Hydrochloride chemical structure

Midodrine Hydrochloride

CAS: 3092-17-9
Formula: C₁₂H₁₉ClN₂O₄
MW: 290.74 g/mol

VQ-034987

Reference Standard

Midodrine Hydrochloride chemical structure

Midodrine Hydrochloride

CAS: 43218-56-0
Formula: C₁₂H₁₉ClN₂O₄
MW: 290.74 g/mol

VQ-038394

Reference Standard

Midodrine Impurity 10 chemical structure

Midodrine Impurity 10

CAS: 55703-81-6
Formula: C₁₂H₁₆O₄
MW: 224.25 g/mol

In stock

Reference Standard

Midodrine-d6 Hydrochloride chemical structure

Midodrine-d6 Hydrochloride

CAS: 1188265-43-1
Formula: C₁₂H₁₉ClN₂O₄
MW: 296.78 g/mol

VQ-038396

Reference Standard

Midostaurin chemical structure

CAS: 120685-11-2
Formula: C₃₅H₃₀N₄O₄
MW: 570.6 g/mol

VQ-026688

Reference Standard

Midostaurin epi-7-OH MDS chemical structure

Midostaurin epi-7-OH MDS

CAS: 945260-14-0
Formula: C₃₅H₃₀N₄O₅
MW: 586.6 g/mol

VQ-026690

Reference Standard

Midostaurin Impurity D chemical structure

Midostaurin Impurity D

CAS: 2573122-12-8
Formula: C₃₅H₃₀N₄O₅
MW: 586.6 g/mol

VQ-031892

Reference Standard

Mifepristone Dioxolane Impurity chemical structure

Mifepristone Dioxolane Impurity

CAS: 84371-64-2
Formula: C₃₁H₄₁NO₄
MW: 491.7 g/mol

VQ-023131

Reference Standard

Mifepristone N-Oxide chemical structure

Mifepristone N-Oxide

CAS: 91934-98-4
Formula: C₂₉H₃₅NO₃
MW: 445.6 g/mol

VQ-045420

Reference Standard

Mifepristone-d6 chemical structure

Mifepristone-d6

CAS: 1228097-18-4
Formula: C₂₉H₃₅NO₂
MW: 432.6 g/mol

VQ-035338

Reference Standard

Migalastat chemical structure

CAS: 108147-54-2
Formula: C₆H₁₃NO₄
MW: 163.17 g/mol

VQ-026691

Reference Standard

Migalastat Hydrochloride chemical structure

Migalastat Hydrochloride

CAS: 75172-81-5
Formula: C₆H₁₄ClNO₄
MW: 199.63 g/mol

VQ-031895

Reference Standard

Migalastat-15N Hydrochloride chemical structure

Migalastat-15N Hydrochloride

CAS: 1219134-37-8
Formula: C₆H₁₄ClNO₄
MW: 200.62 g/mol

VQ-049110

Reference Standard

Miglitol chemical structure

CAS: 72432-03-2
Formula: C₈H₁₇NO₅
MW: 207.22 g/mol

VQ-031896

Reference Standard

Miglustat chemical structure

CAS: 72599-27-0
Formula: C₁₀H₂₁NO₄
MW: 219.28 g/mol

VQ-026694

Reference Standard

Miglustat Hydrochloride chemical structure

Miglustat Hydrochloride

CAS: 210110-90-0
Formula: C₁₀H₂₂ClNO₄
MW: 255.74 g/mol

VQ-049113

Reference Standard

Miglustat Impurity A chemical structure

Miglustat Impurity A

CAS: 253328-56-2
Formula: C₉H₁₆O₆
MW: 220.22 g/mol

VQ-031899

Reference Standard

Miglustat Impurity B chemical structure

Miglustat Impurity B

CAS: 19684-32-3
Formula: C₉H₁₄O₆
MW: 218.2 g/mol

VQ-038400

Reference Standard

Miglustat Impurity C (Mixture of isomers,open and cyclic)

Miglustat Impurity C (Mixture of isomers,open and cyclic)

CAS: 19684-22-1
Formula: C₆H₁₀O₆
MW: 178.14 g/mol

VQ-031900

Reference Standard

Milbemycin A3 chemical structure

CAS: 51596-10-2
Formula: C₃₁H₄₄O₇
MW: 528.7 g/mol

VQ-026697

Reference Standard

Milbemycin A3 Oxime chemical structure

Milbemycin A3 Oxime

CAS: 114177-14-9
Formula: C₃₁H₄₃NO₇
MW: 541.7 g/mol

VQ-031905

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