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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 927188Generated: November 1, 2026

Hydroxylamine → HCID 86668411, compound

https://huagongshe.com/reaction/927188

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxylamineHCID 787—
ReactantPyridineHCID 1049—
ReactantHCID 82125639HCID 82125639—
SolventHydrochloric AcidHCID 313—
SolventEthanolHCID 702—
ProductHCID 86668411HCID 8666841196%

Reaction Steps

To a solution of Compound I (511 mg, 2.66 mmol) in ethanol (1 mL), HCl.NH2OH (277 mg, 4.00 mmol) and pyridine (2.2 mL, 26.58 mmol) were added and it was stirred at room temperature for 1.5 hours. The reaction mixture was evaporated to dryness and added 10 mL of ethyl acetate. The organic layer was washed with distilled water, dried over anhydrous sodium sulfate, filtered and evaporated. The crude reaction mixture was purified over silica gel column using 5:1 petroleum ether-ethyl acetate as solvent to afford Compound J (528 mg, 96%) as a white foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290473B2
Source datasetuspto-grants-2016_03
ORD IDord-a524e9a10e8046ad90bcf1004329d4f2
Source noteuspto-grants-2016_03