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Pharmaceutical analytical standards

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

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3-beta,5-alpha-Tetrahydrodeoxycorticosterone

ImpurityLevels of characterisation

Cat. No.: P-C249-015
CAS: 567-01-1
Formula: C₂₁H₃₄O₃
Family: Corticosterone
Synonyms: 3b,5a-Tetrahydrodeoxycorticosterone

2,5-Bis(5-tert-butylbenzoxazol-2-yl)thiophene

ImpurityLevels of characterisation

Cat. No.: P-T525-006
CAS: 7128-64-5
Formula: C₂₆H₂₆N₂O₂S
Synonyms: 2,5-Bis(5-tert-butylbenzooxazol-2-yl)thiophene, Fluorescent brightener 184

2-Borono-5-fluorobenzoic Acid

ImpurityLevels of characterisation

Cat. No.: P-T022-003
CAS: 874290-63-8
Formula: C₇H₆BFO₄
Family: Tavaborole

1-(5-Bromo-2-methoxyphenyl)adamantane

ImpurityLevels of characterisation

Cat. No.: P-A037-015
CAS: 104224-63-7
Formula: C₁₇H₂₁BrO
Family: Adapalene

6-Bromo-2-naphthalenecarboxylic Acid

ImpurityLevels of characterisation

Cat. No.: P-A037-018
CAS: 5773-80-8
Formula: C₁₁H₇BrO₂
Family: Adapalene
Synonyms: 6-bromonaphthalene-2-carboxylic acid

2-Bromo-5-fluorobenzyl Acetate

ImpurityLevels of characterisation

Cat. No.: P-T022-004
CAS: 1839665-96-1
Formula: C₉H₈BrFO₂
Family: Tavaborole
Synonyms: Tavaborole Impurity 16

5-(2-Bromoacetyl)thiophene-2-Carboxamide

ImpurityLevels of characterisation

Cat. No.: P-T525-019
CAS: 68257-90-9
Formula: C₇H₆BrNO₂S
Synonyms: 5-(Bromoacetyl)thiophene-2-carboxamide

3-Bromothiophene

ImpurityLevels of characterisation

Cat. No.: P-T525-018
CAS: 872-31-1
Formula: C₄H₃BrS
Synonyms: Thiophene, 3-bromo-, beta-Bromothiophene

Busulfan Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-B146-006
CAS: 1797106-48-9
Formula: C₆H₁₄O₅S₂
Family: Busulfan
Synonyms: 4-((Methylsulfinyl)oxy)butyl methanesulfonate, 4-Methanesulfonyloxybutanyl Methanesulfinate

N-Butyryl-D-Glucosamine

ImpurityLevels of characterisation

Cat. No.: P-G045-025
CAS: 5441-12-3
Formula: C₁₀H₁₉NO₆
Family: Glucosamine
Synonyms: n-n-butyryl-d-glucosamine, N-((3R,4R,5S,6R)-2,4,5-Trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)butyramide

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