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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2281087Generated: November 1, 2026

Tetrahydrofuran → HCID 117774754, compound

https://huagongshe.com/reaction/2281087

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantEthyl AcetateHCID 8857—
ReactantLithium HexamethyldisilazideHCID 2733832—
Reactant2-Fluoro-3-nitropyridineHCID 2762817—
SolventAmmoniaHCID 222—
SolventHydrochloric AcidHCID 313—
SolventWaterHCID 962—
ProductHCID 117774754HCID 117774754—

Reaction Steps

To a solution of 0.3 g (2.44 mmol) 1(1R)-1-(3-methylisoxazol-5-yl)ethanol in THF 2.45 mL (1 M in THF; 2.45 mmol) LiHMDS is added drop wise. After 30 minutes of stirring 0.3 g (2.04 mmol) 2-fluoro-3-nitro-pyridine is added. The mixture is stirred over night. The mixture is diluted with 1 N HCl and water and neutralized with NH3. EtOAc is added and the organic layer is separated, washed with brine, dried and evaporated to furnish 3-methyl-5-[(1R)-1-[(3-nitro-2-pyridyl)oxy]ethyl]isoxazole.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09139577B2
Source datasetuspto-grants-2015_09
ORD IDord-c870b547a1794d9094634d87bdd7ba33
Source noteuspto-grants-2015_09