N-Carbobenzoxy-L-valine

Its primary role is to act as the amino-protected valine coupling partner that attaches to Acyclovir to form the prodrug Valacyclovir, ensuring the reaction occurs specifically at the desired site without undesired side reactions at the amino group. N-Carbobenzoxy-L-valine (also known as N-Cbz-L-valine or Z-Val-OH) is a crucial, protected form of the amino acid L-valine used in the synthetic process to produce the antiviral drug Valacyclovir.

API Name Valacyclovir
CAS No 1149-26-4
Molecular Formula C13H17NO4
Molecular Weight 251.28 g/mol
Synonyms (2S)-3-methyl-2-(phenylmethoxycarbonylamino)butanoic acid

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