Pharmaceutical analytical standards

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

Results 52,131-52,140 of 59,523

Sort by Products per page

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M064-006
CAS: 1391054-56-0
Formula: C₅H₉N₅O₃S₂
Family: Mesna
Synonyms: 2-(4,6-Diamino-1,3,5-triazin-2-yl)sulfanylethanesulfonic Acid, 2-[(4,6-diamino-1,3,5-triazin-2-yl)sulfanyl]ethanesulfonic acid

ImpurityLevels of characterisation

Cat. No.: P-M064-009
CAS: 1110574-95-2
Formula: C₅H₈Na₂O₇S₄
Family: Mesna
Synonyms: 2,2'-[Carbonylbis(thio)]bis-ethanesulfonic Acid Sodium Salt, Sodium 2,2'-(carbonylbis(sulfanediyl))bis(ethane-1-sulfonate)

ImpurityLevels of characterisation

Cat. No.: P-M064-010
CAS: 1823982-49-5
Formula: C₄H₉N₃O₄S₂
Family: Mesna
Synonyms: 2-((Carbamimidoylcarbamoyl)thio)ethanesulfonic acid, 2-(diaminomethylidenecarbamoylsulfanyl)ethanesulfonic acid

ImpurityLevels of characterisation

Cat. No.: P-M064-015
CAS: 1709792-04-0
Formula: C₃H₈O₃S₂
Family: Mesna
Synonyms: 2-Mercaptoethanesulfonic Acid Methyl Ester, Methyl-2-sulfanylethanesulfonate

Isotopically labelledLevels of characterisation

Cat. No.: P-M064-008
CAS: 1189479-73-9
Formula: C₂HD₄NaO₃S₂
Family: Mesna
Synonyms: Mesna-d4 Sodium Salt, sodium 1,1,2,2-tetradeuterio-2-sulfanylethanesulfonate

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C128-014
CAS: 134862-11-6
Formula: C₁₄H₁₉Cl₂NO₂
Family: Chlorambucil
Synonyms: Chlorambucil Impurity 1, 4-[3-[bis(2-chloroethyl)amino]phenyl]butanoic acid

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-R038-004
CAS: 2901-66-8
Formula: C₂₃H₃₀N₂O₅
Family: Reserpine
Synonyms: Methyl (3beta,16beta,17alpha,18beta,20alpha)-18-hydroxy-11,17-dimethoxyyohimban-16-carboxylate, NSC 81464

Need a molecule you cannot find?

Custom synthesis of impurities, metabolites and labelled compounds, with the same characterisation level.