API
IMPURITY
CHEMICAL NAME
STRUCTURE
2
Valacyclovir

EP Impurity A

2-Amino-1,9-dihydro-6H-purin-6-one Valacyclovir-EP-Impurity-A
Valacyclovir

EP Impurity B

-Amino-9-[(2-hydroxyethoxy)methyl]-1,9-dihydro-6H-Purin-6-one Valacyclovir-EP-Impurity-B
Valacyclovir

Valacyclovir Impurity

2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)Methoxy]ethyl N-formyl-L-valinate Valacyclovir-Impurity-2-[(2-Amino-6-oxo
Valacyclovir

Valacyclovir Related Compound G

N,N-dimethylpyridin-4-amine Valacyclovir-Related-Compound-G