640725-71-9

640725-71-9 structure

Name: Valopicitabine dihydrochloride
Chemical Name: [(2R,3R,4R,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-4-hydroxy-2-(hydroxymethyl)-4-methyloxolan-3-yl] (2S)-2-amino-3-methylbutanoate,dihydrochloride
CAS Number: 640725-71-9
Molecular Formula: C₁₅H₂₆Cl₂N₄O₆
Molecular Weight: 429.30
Catalog: Signaling Pathways Anti-infection HCV
Create Date: 2017-09-09 19:43:58
Modify Date: 2025-08-25 10:49:21
Valopicitabine (NM283) dihydrochloride is a nucleoside analog and the orally bioavailable prodrug of the potent anti-HCV agent 2'-C-methylcytidine (NM107). NM107competitively inhibits NS5B polymerase, causing chain termination[1][2].

Name	[(2R,3R,4R,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-4-hydroxy-2-(hydroxymethyl)-4-methyloxolan-3-yl] (2S)-2-amino-3-methylbutanoate,dihydrochloride
Synonyms	Valopicitabine dihydrochloride NM283

Description	Valopicitabine (NM283) dihydrochloride is a nucleoside analog and the orally bioavailable prodrug of the potent anti-HCV agent 2'-C-methylcytidine (NM107). NM107competitively inhibits NS5B polymerase, causing chain termination[1][2].
Related Catalog	Signaling Pathways >> Anti-infection >> HCV Research Areas >> Infection Signaling Pathways >> Cell Cycle/DNA Damage >> Nucleoside Antimetabolite/Analog Signaling Pathways >> Metabolic Enzyme/Protease >> HCV Protease
In Vivo	Valopicitabine (NM283) (100 mg/kg; oral administration; Sprague-Dawley Rats) dihydrochloride shows the Cmax, AUC, t1/2, and tmax were 3.624 μg/mL, 8.95 μg h/mL, 0.64 hours and 1 hour, respectively[2].
References	[1]. Liu-Young G, et al. Hepatitis C protease and polymerase inhibitors in development. AIDS Patient Care STDS. 2008;22(6):449-457. [2]. Pierra C, et al. Synthesis and pharmacokinetics of valopicitabine (NM283), an efficient prodrug of the potent anti-HCV agent 2'-C-methylcytidine. J Med Chem. 2006;49(22):6614-6620.