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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1817518Generated: October 26, 2026

Triphosphate → [1,1-difluoro-2-[(2S,5R)-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]ethyl]-[hydroxy(phosphonooxy)phosphoryl]oxy-phosphinic acid

https://huagongshe.com/reaction/1817518

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriphosphateHCID 3440921—
Reactant[[[[1,1-difluoro-2-[(2S,5R)-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]ethyl]-hydroxy-phosphoryl]oxy-hydroxy-phosphoryl]amino]phosphonic acidHCID 5279011—
ReactantTributyl ammonium pyrophosphateHCID 21910867—
ReactantHCID 178527063HCID 178527063—
Product[1,1-difluoro-2-[(2S,5R)-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)tetrahydrofuran-2-yl]ethyl]-[hydroxy(phosphonooxy)phosphoryl]oxy-phosphinic acidHCID 5279009—

Reaction Steps

Following the procedure for the compound 63, starting from 102 mg (0.19 mmol) of the product 61 from Step C, using tri(n-butyl)ammonium pyrophosphate (246 mg), after 18 h (25% of the target triphosphate in mixture with 41% of the imidazolyl phosphonate intermediate as judged by LCMS) 12 mg of the titled compound 64 was isolated.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07598230B2
Source datasetuspto-grants-2009_10
ORD IDord-d81a8825a50c48a8b13c2c9392e2db03
Source noteuspto-grants-2009_10