API
IMPURITY
CHEMICAL NAME
STRUCTURE
2
Oseltamivir

Oseltamivir Carboxylic Acid

(3R,4R,5S)-4-(Acetylamino)-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylicacid
Oseltamivir

Oseltamivir Related Compound A

(3R,4R,5S) Methyl4-Acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylate Oseltamivir-Related-Compound-A
Oseltamivir

Oseltamivir Related Compound B

4-acetylamino-3-hydroxy benzoic acid ethyl ester
Oseltamivir

Oseltamivir Impurity

Triphenyl phosphine oxide Oseltamivir-Impurity-Triphenyl-phosphine-oxide
Oseltamivir

Oseltamivir Impurity

Ethyl(3R,4R,5S)-4-(Acetylamino)-5-azido-3-(ethylpropoxy)-1-cyclohexene-1-carboxylate Oseltamivir-Impurity-Ethyl(3R,4R,5S)