This impurity is listed in Ph. Eur. monograph for Valaciclovir HCl as impurity P and Bis-valaciclovir in USP monograph (impurity K).
Form:
Off-white sticky solid
Melting Point:
N/A
Solubility:
DMSO
Storage and Stability:
Store at -80 degrees C under inert atmosphere. Protect from light. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.