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APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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4-Desmethyl-2-methyl Celecoxib

ImpurityLevels of characterisation

Cat. No.: P-C110-016
CAS: 170569-99-0
Formula: C₁₇H₁₄F₃N₃O₂S
Family: Celecoxib
Synonyms: Celecoxib Impurity D, Benzenesulfonamide, 4-(5-(2-methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)-

O-Desmethyl-O-ethyl Albendazole

ImpurityLevels of characterisation

Cat. No.: P-A062-039
CAS: 139751-05-6
Formula: C₁₃H₁₇N₃O₂S
Family: Albendazole
Synonyms: Albendazole Impurity 19, ethyl N-(6-propylsulfanyl-1H-benzimidazol-2-yl)carbamate

4-Diazenylbenzene-1-sulfonamide

ImpurityLevels of characterisation

Cat. No.: P-C110-017
CAS: 90829-71-3
Formula: C₆H₇N₃O₂S
Family: Celecoxib
Synonyms: Celecoxib Impurity 32, 4-diazenylbenzenesulfonamide

2,3-Dibromothiophene

ImpurityLevels of characterisation

Cat. No.: P-T129-023
CAS: 3140-93-0
Formula: C₄H₂Br₂S
Family: Tiotropium
Synonyms: Tiotropium Bromide Impurity 7, Thiophene, 2,3-dibromo-

2,4-Dichloro-5-methoxyaniline

ImpurityLevels of characterisation

Cat. No.: P-B101-008
CAS: 98446-49-2
Formula: C₇H₇Cl₂NO
Family: Bosutinib
Synonyms: Bosutinib Impurity 28, Benzenamine, 2,4-dichloro-5-methoxy-

3,4'-Dichlorodiphenyl Sulfone

ImpurityLevels of characterisation

Cat. No.: P-D018-015
CAS: 38980-69-7
Formula: C₁₂H₈Cl₂O₂S
Family: Dapsone
Synonyms: Dapsone Impurity 22, 1-chloro-3-(4-chlorophenyl)sulfonylbenzene

4,4'-Dichlorodiphenyl Sulfone

ImpurityLevels of characterisation

Cat. No.: P-D018-017
CAS: 80-07-9
Formula: C₁₂H₈Cl₂O₂S
Family: Dapsone
Synonyms: Dapsone Impurity 24, 1-chloro-4-(4-chlorophenyl)sulfonylbenzene

1,3-Diethyl-1,3-dimethylurea

ImpurityLevels of characterisation

Cat. No.: P-B101-006
CAS: 31468-19-6
Formula: C₇H₁₆N₂O
Family: Bosutinib
Synonyms: Bosutinib Impurity 42, Dimethyl(diethyl)urea

3-(Diethylamino)propanamide

ImpurityLevels of characterisation

Cat. No.: P-M106-018
CAS: 3813-27-2
Formula: C₇H₁₆N₂O
Family: Metoclopramide
Synonyms: Sunitinib Impurity 50, Propanamide, 3-(diethylamino)-

2,6-Difluorobenzenesulfonic Acid

ImpurityLevels of characterisation

Cat. No.: P-D002-005
CAS: 686258-75-3
Formula: C₆H₄F₂O₃S
Family: Dabrafenib
Synonyms: Dabrafenib Impurity 15, Benzenesulfonic acid, 2,6-difluoro-

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