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

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6-beta-Hydroxy-7-alpha-Thiomethyl Spironolactone

ImpurityLevels of characterisation

Cat. No.: P-S080-017
CAS: 42219-60-3
Formula: C₂₃H₃₂O₄S
Family: Spironolactone
Synonyms: 6-Hydroxy-7-thiomethylspirolactone, Spironolactone metabolite m5

(-)-Hydroxycitric Acid

ImpurityLevels of characterisation

Cat. No.: P-C773-006
CAS: 27750-10-3
Formula: C₆H₈O₈
Synonyms: Garcinia acid, Citric acid, 2-hydroxy-, (-)-

1-Hydroxymethylmidazolam Glucuronide

ImpurityLevels of characterisation

Cat. No.: P-M122-020
CAS: 81256-81-7
Formula: C₂₄H₂₁ClFN₃O₇
Family: Midazolam
Synonyms: Midazolam Impurity 11, Mdz-glucuronide

1'-Hydroxymidazolam

ImpurityLevels of characterisation

Cat. No.: P-M122-018
CAS: 59468-90-5
Formula: C₁₈H₁₃ClFN₃O
Family: Midazolam
Synonyms: Midazolam Impurity 10, alpha-Hydroxymidazolam

4-Hydroxymidazolam

ImpurityLevels of characterisation

Cat. No.: P-M122-021
CAS: 59468-85-8
Formula: C₁₈H₁₃ClFN₃O
Family: Midazolam

Isocitric Acid

ImpurityLevels of characterisation

Cat. No.: P-C773-029
CAS: 320-77-4
Formula: C₆H₈O₇
Synonyms: 1-hydroxypropane-1,2,3-tricarboxylic acid, Isocitrate

Isocitric Acid Trisodium Salt (Mixture of Diastereomers)

ImpurityLevels of characterisation

Cat. No.: P-C773-030
CAS: 1637-73-6
Formula: C₆H₅Na₃O₇
Synonyms: Isocitric acid, dl-, Isocitric acid trisodium salt

rac-cis-Lamivudine

ImpurityLevels of characterisation

Cat. No.: P-L009-045
CAS: 136891-12-8
Formula: C₈H₁₁N₃O₃S
Family: Lamivudine

Lamivudine Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-L009-018
CAS: 147126-80-5
Formula: C₁₈H₂₇N₃O₄S
Family: Lamivudine
Synonyms: (1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl (2R,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate

Lamivudine Impurity 10

ImpurityLevels of characterisation

Cat. No.: P-L009-033
CAS: 147126-72-5
Formula: C₁₈H₂₇N₃O₄S
Family: Lamivudine
Synonyms: [(1S,2R,5S)-5-Methyl-2-propan-2-ylcyclohexyl] (2R,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylate

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