Pharmaceutical analytical standards

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

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Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-008
CAS: 140171-65-9
Formula: C₂₁H₂₇ClN₂O₅
Family: Amlodipine
Synonyms: Diethyl 2-((2-aMinoethoxy)Methyl)-4-(2-chlorophenyl)-6-Methyl-1,4-dihydropyridine-3,5-dicarboxylate, Amlodipine besilate impurity E

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-009
CAS: 140171-66-0
Formula: C₁₉H₂₃ClN₂O₅
Family: Amlodipine
Synonyms: Dimethyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate, Dimethyl (4RS)-2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-010
CAS: 43067-01-2
Formula: C₁₇H₁₈ClNO₄
Family: Amlodipine
Synonyms: Dimethyl 4-(2-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate, Amlodipine besilate impurity G

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-016
CAS: 2733700-89-3
Formula: C₂₀H₂₃ClN₂O₅·C₆H₆O₃S
Family: Amlodipine
Synonyms: Amlodipine USP Related Compound A Besylate, Dehydro Amlodipine Besylate

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-017
CAS: 2414962-06-2
Formula: C₂₀H₂₃ClN₂O₅·HCl
Family: Amlodipine
Synonyms: Amlodipine USP Related Compound A HCl, Dehydro Amlodipine HCl, Dehydro Amlodipine Hydrochloride

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A136-018
CAS: 400024-12-6
Formula: C₂₁H₂₇ClN₂O₅·C₄H₄O₄
Family: Amlodipine
Synonyms: Amlodipine Diethyl Ester Maleate, Diethyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate maleate

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