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Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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N2-Nitroso Levofloxacin EP Impurity G

NitrosamineLevels of characterisation

Cat. No.: P-L050-024
Formula: C₁₆H₁₇FN₄O₅
Family: Levofloxacin

N-Nitroso Levofloxacin Diamine (HCl salt)

NitrosamineLevels of characterisation

Cat. No.: P-L050-021
Formula: C₁₅H₁₅FN₄O₅·HCl
Family: Levofloxacin

N-Nitroso Desfluoro Paroxetine

NitrosamineLevels of characterisation

Cat. No.: P-P027-040
Formula: C₁₉H₂₀N₂O₄
Family: Paroxetine

N-Nitroso N-Desmethyl Citalopram

NitrosamineLevels of characterisation

Cat. No.: P-C177-042
Formula: C₁₉H₁₈FN₃O₂
Family: Citalopram
Synonyms: N-Nitroso Escitalopram EP Impurity D (Racemic)

N-Nitroso N-Desmethyl Citalopram Amide

NitrosamineLevels of characterisation

Cat. No.: P-C177-041
Formula: C₁₉H₂₀FN₃O₃
Family: Citalopram
Synonyms: 1-(4-Fluorophenyl)-1-[3-[methyl(nitroso)amino]propyl]-3H-2-benzofuran-5-carboxamide

N-Nitroso Paroxetine EP Impurity I

NitrosamineLevels of characterisation

Cat. No.: P-P027-042
Formula: C₁₂H₁₅FN₂O₂
Family: Paroxetine

N-Nitroso Paroxetine Impurity 1

NitrosamineLevels of characterisation

Cat. No.: P-P027-044
Formula: C₁₂H₁₃FN₂O
Family: Paroxetine
Synonyms: 7-Fluoro-2-nitroso-1,3,4,4a,9,9a-hexahydroindeno[2,1-c]pyridine

N-Nitroso Paroxetine Impurity 2

NitrosamineLevels of characterisation

Cat. No.: P-P027-045
Formula: C₁₉H₁₈ClFN₂O₄
Family: Paroxetine
Synonyms: (3S,4R)-3-[(6-Chloro-1,3-benzodioxol-5-yl)oxymethyl]-4-(4-fluorophenyl)-1-nitrosopiperidine

N-Nitroso-(S)-Citalopram EP Impurity D

NitrosamineLevels of characterisation

Cat. No.: P-C177-043
Formula: C₁₉H₁₈FN₃O₂
Family: Citalopram
Synonyms: N-Nitroso-(S)-Citalopram USP Related Compound D (Free Form), N-Nitroso-N-Desmethyl-(S)-Citalopram

N-Nitroso Duloxetine EP Impurity A

NitrosamineLevels of characterisation

Cat. No.: P-D195-030
Formula: C₁₈H₁₈N₂O₂S
Family: Duloxetine
Synonyms: Duloxetine Impurity 32

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