Pharmaceutical analytical standards

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

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Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A205-005
CAS: 115538-83-5
Formula: C₁₁H₁₄ClNO₃
Family: Atenolol
Synonyms: 2-[4-(3-chloro-2-hydroxypropoxy)phenyl]acetamide, Benzeneacetamide, 4-(3-chloro-2-hydroxypropoxy)-

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A205-006
CAS: 141650-31-9
Formula: C₁₉H₂₂N₂O₅
Family: Atenolol
Synonyms: 2,2-((2-Hydroxypropane-1,3-diyl)bis(oxy-4,1-phenylene))diacetamide, Atenolol impurity E

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A205-008
CAS: 56392-14-4
Formula: C₁₄H₂₁NO₄
Family: Atenolol
Synonyms: Metoprolol Acid, 2-[4-[2-hydroxy-3-(propan-2-ylamino)propoxy]phenyl]acetic acid

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A205-010
CAS: 29277-73-4
Formula: C₁₄H₂₀N₂O₂
Family: Atenolol
Synonyms: Atenolol USP Related Compound B, 2-(4-(2-Hydroxy-3-(isopropylamino)-propoxy)phenyl)acetonitrile

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-A205-012
CAS: 81346-71-6
Formula: C₁₁H₁₆N₂O₃
Family: Atenolol
Synonyms: Desisopropylatenolol, 2-[4-(3-amino-2-hydroxypropoxy)phenyl]acetamide

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-D181-003
CAS: 4504-88-5
Formula: C₁₉H₂₃NO₂
Family: Doxepin
Synonyms: 11-[3-(Dimethylamino)propyl]-6,11-dihydrodibenz[b,e]oxepin-11-ol, 11-[3-(dimethylamino)propyl]-6H-benzo[c][1]benzoxepin-11-ol

Pharmacopoeial impurityLevels of characterisation

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