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Pharmaceutical analytical standards

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

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N-Nitroso Torasemide EP Impurity C

NitrosamineLevels of characterisation

Cat. No.: P-T165-011
Formula: C₁₅H₁₇N₅O₄S
Family: Torasemide
Synonyms: N-Nitroso Torasemide (Torsemide) USP Related Compound C

N-Nitroso Torasemide EP Impurity D

NitrosamineLevels of characterisation

Cat. No.: P-T165-012
Formula: C₁₇H₂₁N₅O₄S
Family: Torasemide
Synonyms: N-Nitroso Torasemide (Torsemide) USP Related Compound B

N-Nitroso Torasemide EP Impurity E

NitrosamineLevels of characterisation

Cat. No.: P-T165-013
Formula: C₁₅H₁₆N₄O₅S
Family: Torasemide

N-Nitroso(Indole) N-Desmethyl Almotriptan

NitrosamineLevels of characterisation

Cat. No.: P-A089-015
Formula: C₁₆H₂₂N₄O₃S
Family: Almotriptan

4-Oxo Lopinavir

ImpurityLevels of characterisation

Cat. No.: P-L090-016
Formula: C₃₇H₄₆N₄O₅
Family: Lopinavir

Perospirone Impurity 10

ImpurityLevels of characterisation

Cat. No.: P-P066-017
Formula: C₂₃H₃₀N₄O₂S
Family: Perospirone
Synonyms: (3aR,7aR)-2-[4-[4-(1,2-Benzothiazol-3-yl)piperazin-1-yl]butyl]-3a,4,5,6,7,7a-hexahydroisoindole-1,3-dione

Perospirone Impurity 11

ImpurityLevels of characterisation

Cat. No.: P-P066-018
Formula: C₂₄H₃₀N₄O₄S
Family: Perospirone
Synonyms: 4-[(3aR,7aS)-1,3-Dioxo-3a,4,5,6,7,7a-hexahydroisoindol-2-yl]butyl 4-(1,2-benzothiazol-3-yl)piperazine-1-carboxylate

Perospirone Impurity 12

ImpurityLevels of characterisation

Cat. No.: P-P066-019
Formula: C₂₇H₃₂N₆O₂S₂
Family: Perospirone
Synonyms: 4-[4-(1,2-Benzothiazol-3-yl)piperazin-1-yl]butyl 4-(1,2-benzothiazol-3-yl)piperazine-1-carboxylate

Perospirone Impurity 13

ImpurityLevels of characterisation

Cat. No.: P-P066-020
Formula: C₂₈H₃₂N₆O₄S₂
Family: Perospirone
Synonyms: 4-[4-(1,2-Benzothiazol-3-yl)piperazine-1-carbonyl]oxybutyl 4-(1,2-benzothiazol-3-yl)piperazine-1-carboxylate

Perospirone Impurity 14

ImpurityLevels of characterisation

Cat. No.: P-P066-021
Formula: C₂₃H₃₀N₄O₂S
Family: Perospirone
Synonyms: (3aS,7aS)-2-[4-[4-(1,2-Benzothiazol-3-yl)piperazin-1-yl]butyl]-3a,4,5,6,7,7a-hexahydroisoindole-1,3-dione

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