Pharmaceutical analytical standards

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

Results 3,481-3,490 of 59,523

Sort by Products per page

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-L060-071
Formula: C₂₁H₁₅I₄NO₉
Family: Levothyroxine
Synonyms: (2S)-2-[3-(Carboxymethyl)-3-hydroxy-2,5-dioxopyrrolidin-1-yl]-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoic acid

ImpurityLevels of characterisation

Cat. No.: P-L060-073
Formula: C₂₁H₁₇I₄NO₁₀
Family: Levothyroxine
Synonyms: 2-[2-[[(1S)-1-Carboxy-2-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]ethyl]amino]-2-oxoethyl]-2-hydroxybutanedioic acid

ImpurityLevels of characterisation

Cat. No.: P-L060-074
Formula: C₁₅H₁₁ClI₃NO₅
Family: Levothyroxine
Synonyms: (2S)-2-Amino-3-[3-chloro-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl]-3-hydroxypropanoic acid

ImpurityLevels of characterisation

Cat. No.: P-L060-076
Formula: C₃₃H₄₅I₄NO₅
Family: Levothyroxine
Synonyms: (2S)-3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-2-(octadecanoylamino)propanoic acid

ImpurityLevels of characterisation

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Cat. No.: P-L060-040
Formula: C₁₉H₁₉I₂NO₅
Family: Levothyroxine
Synonyms: Ethyl (2S)-2-acetamido-3-[4-(4-hydroxyphenoxy)-3,5-diiodophenyl]propanoate

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Need a molecule you cannot find?

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