API |
IMPURITY |
CHEMICAL NAME |
STRUCTURE |
Fexofenadine Hydrochloride |
EP Impurity E |
diphenyl(piperidin-4-yl)methanol | ![]() |
Fexofenadine Hydrochloride |
Fexofenadine Related Compound A |
(4-[1-oxy-4-[4-(hydroxydiphenylmethyl)-1-piperidinyl]butyl]-alpha,alpha-dimethyl benzeneacetic acid) | ![]() |
Fexofenadine Hydrochloride |
Fexofenadine Related Compound B |
2-[3-[(1RS)-1-hydroxy-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butyl]phenyl]-2-methylpropanoic acid | ![]() |
Fexofenadine Hydrochloride |
Fexofenadine Related Compound C |
(1RS)-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]-1-[4-(1-methylethyl) phenyl]butan-1-ol | ![]() |
Fexofenadine N-Oxide |
Fexofenadine N-Oxide |
2-(4-(1-hydroxy-4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butyl)phenyl)-2-methylpropanoic acid N-Oxide | ![]() |
Fexofenadine Methyl Ester |
Fexofenadine Methyl Ester |
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Fexofenadine N-Oxide |
Fexofenadine N-Oxide |
2-(4-(1-hydroxy-4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butyl)phenyl)-2-methylpropanoic acid N-Oxide | ![]() |
Fexofenadine Methyl Ester |
Fexofenadine Methyl Ester |
Methyl 2-[4-[(1RS)-1-hydroxy-4-[4-(hydroxydiphenylmethyl)piperidin-1-yl]butyl]phenyl]-2-methylpropanoate | ![]() |
Methyl Ester of Keto Fexofenadine |
Methyl Ester of Keto Fexofenadine |
methyl 2-(4-(4-(4-(hydroxydiphenylmethyl)piperidin-1-yl)butanoyl)phenyl)-2-methylpropanoate | ![]() |