Category
Valaciclovir
CAS Number
502421-44-5
Molecular Formula
C₁₈H₂₈N₆O₆
Molecular Weight
424.46 g/mol
Synonym

N-t-Boc Valacyclovir; N-Tert-Butoxycarbonyl-L-valine-2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]ethyl Ester; 2-[(2-Amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl N-[(1,1-dimethylethoxy)carbonyl]-L-valinate;Valacyclovir Impurity S ;Valaciclovir EP Impurity S;

Keywords
Impurities
Fine Chemicals
Metabolites.
Pharmaceutical Standards
Intermediates
Impurities manufacturer and Suppliers in Hyderabad india
Slide_1

Valaciclovir Impurity-S is a process-related and degradation impurity associated with the antiviral drug Valaciclovir. It is primarily used as an analytical reference standard in pharmaceutical quality control to identify, separate, and quantify impurity levels during drug manufacturing. It also plays an important role in method development, validation studies, and stability testing to ensure the purity, safety, and regulatory compliance of valaciclovir-containing products.