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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 929310Generated: October 27, 2026

Hydrochloric Acid → HCID 118023544, compound

https://huagongshe.com/reaction/929310

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHydroxylamineHCID 787—
ReactantSodium AcetateHCID 517045—
ReactantHCID 69262205HCID 69262205—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
SolventEthyl AcetateHCID 8857—
ProductHCID 118023544HCID 118023544—

Reaction Steps

To a solution of N-(3-chloro-1-(pyridin-3-yl)-1H-pyrazol-4-yl)-N-ethyl-4-oxo pentanamide (0.10 g, 0.31 mmol) in THF (3.0 mL) was added a solution of sodium acetate (0.064 g, 0.78 mmol) and hydroxylamine.HCl salt (0.033 g, 0.47 mmol) in water (0.5 mL), and the mixture stirred for one hour. The mixture was diluted with EtOAc and water. The organic phase was separated, and the aqueous extracted with EtOAc. The combined organic phase was washed with brine, dried over MgSO4, and filtered. Removal of the volatiles under reduced pressure gave colorless gum, which was purified on silica gel eluting with MeOH/CH2Cl2 to give the title compound F105 as a colorless gum (0.088 g, 80%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09295260B2
Source datasetuspto-grants-2016_03
ORD IDord-a793c76161d3402c967a48b39009c54c
Source noteuspto-grants-2016_03