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Pharmaceutical analytical standards

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

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Cefalotin Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-C070-004
CAS: 93808-81-2
Formula: C₁₆H₁₅ClN₂O₆S₂
Family: Cefalotin
Synonyms: (6R,7R)-3-(Acetyloxymethyl)-7-[[2-(5-chlorothiophen-2-yl)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Ceftobiprole Medocaril

ImpurityLevels of characterisation

Cat. No.: P-C106-003
CAS: 376653-43-9
Formula: C₂₆H₂₆N₈O₁₁S₂
Family: Ceftobiprole
Synonyms: Ceftobiprole medocaril free acid

Ceftobiprole medocaril sodium

ImpurityLevels of characterisation

Cat. No.: P-C106-004
CAS: 252188-71-9
Formula: C₂₆H₂₅N₈NaO₁₁S₂
Family: Ceftobiprole
Synonyms: Zevtera

Cenicriviroc Sulfone

ImpurityLevels of characterisation

Cat. No.: P-C112-004
CAS: 497223-22-0
Formula: C₄₁H₅₂N₄O₅S
Family: Cenicriviroc

Centaureidin Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-C458-002
CAS: 1176-88-1
Formula: C₂₁H₂₂O₉
Synonyms: 5-Hydroxy-3,6,7,8,3',4'-hexamethoxyflavone, 2-(3,4-dimethoxyphenyl)-5-hydroxy-3,6,7,8-tetramethoxychromen-4-one

Chlorfenapyr Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-C490-004
CAS: 122454-23-3
Formula: C₁₂H₆ClF₃N₂
Synonyms: 2-(4-chlorophenyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile

2-(4-Chlorobenzyl)pyridine

ImpurityLevels of characterisation

Cat. No.: P-P1030-003
CAS: 4350-41-8
Formula: C₁₂H₁₀ClN
Synonyms: 2-[(4-chlorophenyl)methyl]pyridine, Chlorphenamine impurity 55

(S)-4-chlorobutane-1,3-diol

ImpurityLevels of characterisation

Cat. No.: P-A146-003
CAS: 139013-68-6
Formula: C₄H₉ClO₂
Family: Amprenavir
Synonyms: Amprenavir Impurity 1

Chlorobutanol EP Impurity A

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C135-002
CAS: 67-66-3
Formula: CHCl₃
Family: Chlorobutanol
Synonyms: Chloroform, Chloroformum

3-Chloropropane-1,2-diol-d5 Dipalmitate

Isotopically labelledLevels of characterisation

Cat. No.: P-C697-003
CAS: 1185057-55-9
Formula: C₃₅H₆₂D₅ClO₄
Synonyms: rac 1,2-Bis-palmitoyl-3-chloropropanediol-d5

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