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CAS 5717-37-3
ethyl 2-(triphenylphosphoranylidene)propanoate
Codes：SOFO-018
Application context (from source-drug indications)
丙型肝炎索磷布韦/维帕他韦慢性丙型肝炎索磷布韦/维帕他韦终末期肾脏病索磷布韦/维帕他韦肝脏移植排斥索磷布韦/维帕他韦肾脏移植排斥索磷布韦/维帕他韦心脏衰竭索磷布韦/维帕他韦
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 索磷布韦/维帕他韦Sofosbuvir/Velpatasvir | 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.
(2R,3R,4R,5R)-5-(4-benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-fluoro-4-methyltetrahydrofuran-3-yl benzoate→((2R,3R,4R,5R)-3-(benzoyloxy)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-4-methyltetrahydrofuran-2-yl)methyl benzoate→1-((2R,3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione→phenyl phosphorodichloridate→(S)-isopropyl 2-aminopropanoate hydrochloride→(R)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde→ethyl 2-(triphenylphosphoranylidene)propanoate→(S,E)-ethyl 3-(2,2-dimethyl-1,3-dioxolan-4-yl)-2-methylacrylate→(2S,3R)-ethyl 3-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,3-dihydroxy-2-methylpropanoate→(2R,3R)-ethyl 3-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-fluoro-3-hydroxy-2-methylpropanoate→(3R,4R,5R)-3-fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyldihydrofuran-2(3H)-one→((2R,3R,4R)-3-(benzoyloxy)-4-fluoro-4-methyl-5-oxotetrahydrofuran-2-yl)methyl benzoate→((2R,3R,4R)-3-(benzoyloxy)-5-chloro-4-fluoro-4-methyltetrahydrofuran-2-yl)methyl benzoate→N-(2-oxo-1,2-dihydropyrimidin-4-yl)benzamide→(S)-isopropyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate
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