Impurities

Enalapril EP Impurity C

Product Code:Ax-IMP629
CAS Number:84680-54-6
Synonyms:((S)-1-carboxy-3-phenylpropyl)-L-alanyl-L-proline
Molecular Formula:C18H24N2O5
Molecular Weight:348.4

Enalapril EP Impurity B

Product Code:Ax-IMP628
CAS Number:82717-96-2
Synonyms:((S)-1-ethoxy-1-oxo-4-phenylbutan-2-yl)-L-alanine
Molecular Formula:C15H21NO4
Molecular Weight:279.34

Levetiracetam EP Impurity A

Product Code:Ax-IMP632
CAS Number:67118-31-4
Synonyms:2-(2-oxopyrrolidin-1-yl)butanoic acid
Molecular Formula:C8H13NO3
Molecular Weight:171.19

Levetiracetam Related Compound B

Product Code:Ax-IMP631
CAS Number:7682-20-4
Synonyms:(S)-2-aminobutanamide hydrochloride
Molecular Formula:C4H10N2O·HCl
Molecular Weight:138.6

Amisulpride Impurity A

Product Code:Ax-IMP633
CAS Number:26116-12-1
Synonyms:(1-ethylpyrrolidin-2-yl)methanamine
Molecular Formula:C7H16N2
Molecular Weight:128.22

5-ChloroBupropion

Product Code:Ax-IMP634
CAS Number:1193779-48-4
Synonyms:2-(tert-butylamino)-1-(3,5-dichlorophenyl)propan-1-one
Molecular Formula:C13H17Cl2NO
Molecular Weight:274.19

4-ChloroBupropion

Product Code:Ax-IMP635
CAS Number:1193779-34-8
Synonyms:2-(tert-butylamino)-1-(3,4-dichlorophenyl)propan-1-one hydrochloride
Molecular Formula:C13H18Cl3NO
Molecular Weight:310.65

Choline Fenofibrate

Product Code:Ax-IMP636
CAS Number:856676-23-8
Synonyms:2-hydroxy-N,N,N-trimethylethan-1-aminium 2-(4-(4-chlorobenzoyl)phenoxy)-2-methylpropanoate
Molecular Formula:C22H28ClNO5
Molecular Weight:421.92

Febuxostat Amide Impurity

Product Code:Ax-IMP637
CAS Number:1239233-86-3
Synonyms:2-(3-carbamoyl-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid
Molecular Formula:C16H18N2O4S
Molecular Weight:334.39

Febuxostat Dicarboxylic Acid Impurity

Product Code:Ax-IMP638
CAS Number:1239233-87-4
Synonyms:2-(3-carboxy-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid
Molecular Formula:C16H17NO5S
Molecular Weight:335.37