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CAS 2346620-54-8
1-[2,3-O-(1-Methylethylidene)-5-O-(2-methylpropanoyl)-beta-D-ribofuranosyl]-4-(1H-1,2,4-triazol-1-yl)pyrimidin-2(1H)-one
Codes: Molnupiravir-007
Application context (from source-drug indications)
COVID-19Molnupiravir呼吸道合胞体病毒感染MolnupiravirInfluenza virus infectionMolnupiravirRenal impairmentMolnupiravirHepatic function declineMolnupiravir
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Molnupiravir | Tier B — Position early | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
1-(beta-D-Ribofuranosyl)uracil→1-[(3aR,4R,6R,6aR)-6-(Hydroxymethyl)-2,2-dimethyl-tetrahydro-2H-furo[3,4-d][1,3]dioxol-4-yl]-1,2,3,4-tetrahydropyrimidine-2,4-dione<-fgf->2',3'-O-Isopropylideneuridine→2-Methylpropionic anhydride→2',3'-O-(1-Methylethylidene)-5'-O-(2-methylpropanoyl)uridine→N-Hydroxy-2',3'-O-(1-methylethylidene)-5'-O-(2-methylpropanoyl)cytidine→1H-1,2,4-Triazole→1-[2,3-O-(1-Methylethylidene)-5-O-(2-methylpropanoyl)-beta-D-ribofuranosyl]-4-(1H-1,2,4-triazol-1-yl)pyrimidin-2(1H)-one→1-beta-D-Ribofuranosyl-4-(1H-1,2,4-triazol-1-yl)-3,4-dihydropyrimidin-2(1H)-one→1-[2,3-O-(1-Methylethylidene)-beta-D-ribofuranosyl]-4-(1H-1,2,4-triazol-1-yl)pyrimidin-2(1H)-one→Acetone O-isobutyryloxime→1-[(2xi)-5-O-(2-Methylpropanoyl)-beta-D-erythro-pentofuranosyl]-4-(1H-1,2,4-triazol-1-yl)-3,4-dihydropyrimidin-2(1H)-one
Intermediates available on this site
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| Supplier | Product | Price band | MOQ | Lead time | Qualifications | Action |
|---|---|---|---|---|---|---|
| Unibest Taizhou GMP-like Site | ((3aR,4R,6R,6aR)-6-(4-(hydroxyamino)-2-oxopyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate Pharmaceutical Intermediates | On request | On request | On request | — |
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