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Pharmaceutical analytical standards

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

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2-(Azidomethyl)-1,3-difluorobenzene

ImpurityLevels of characterisation

Cat. No.: P-R096-006
CAS: 106308-60-5
Formula: C₇H₅F₂N₃
Family: Rufinamide
Synonyms: Rufinamide Impurity 14, Benzene, 2-(azidomethyl)-1,3-difluoro-

2,6-Difluorobenzyl Alcohol

ImpurityLevels of characterisation

Cat. No.: P-R096-005
CAS: 19064-18-7
Formula: C₇H₆F₂O
Family: Rufinamide
Synonyms: Rufinamide Impurity 10, Benzenemethanol, 2,6-difluoro-

Dihydroidebenone

ImpurityLevels of characterisation

Cat. No.: P-I017-008
CAS: 58186-26-8
Formula: C₁₉H₃₂O₅
Family: Idebenone
Synonyms: 2-(10-Hydroxydecyl)-5,6-dimethoxy-3-methylbenzene-1,4-diol, Idebenol

9,10-Dihydroxystearic Acid

ImpurityLevels of characterisation

Cat. No.: P-S362-008
CAS: 120-87-6
Formula: C₁₈H₃₆O₄
Synonyms: 9,10-dihydroxyoctadecanoic acid, NSC 60305

(E)-3-(3,4-Dimethoxyphenyl)acrylamide

ImpurityLevels of characterisation

Cat. No.: P-I103-003
CAS: 14773-40-1
Formula: C₁₁H₁₃NO₃
Family: Istradefylline
Synonyms: Cinnamamide, 3,4-dimethoxy-, beta-Carbamoyl-3,4-dimethoxystyrene

2,6-Dimethylaniline

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-B141-004
CAS: 87-62-7
Formula: C₈H₁₁N
Family: Bupivacaine
Synonyms: o-Xylidine, Benzenamine, 2,6-dimethyl-

Diphenyl Chlorophosphate

ImpurityLevels of characterisation

Cat. No.: P-R096-007
CAS: 2524-64-3
Formula: C₁₂H₁₀ClO₃P
Family: Rufinamide
Synonyms: Rufinamide Impurity 12, Diphenyl phosphorochloridate

(2R,5R)-1,6-Diphenylhexane-2,5-diamine Dihydrochloride

ImpurityLevels of characterisation

Cat. No.: P-C233-003
CAS: 1247119-31-8
Formula: C₁₈H₂₄N₂·2HCl
Family: Cobicistat

Diphenylphosphoryl Azide

ImpurityLevels of characterisation

Cat. No.: P-R096-008
CAS: 26386-88-9
Formula: C₁₂H₁₀N₃O₃P
Family: Rufinamide
Synonyms: Rufinamide Impurity 11, Diphenyl azidophosphate

beta-Doxercalciferol

ImpurityLevels of characterisation

Cat. No.: P-D182-009
CAS: 127516-23-8
Formula: C₂₈H₄₄O₂
Family: Doxercalciferol
Synonyms: Impurity of Doxercalciferol, Calcipotriol Impurity 20

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