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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2263048Generated: November 1, 2026

Water → HCID 68776240, compound

https://huagongshe.com/reaction/2263048

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPyridineHCID 1049—
Reactant2,2,2-Trichloroethyl chloroformateHCID 87063—
Reactant1-BOC-3-AminopiperidineHCID 545809—
SolventTetrahydrofuranHCID 8028—
ProductHCID 68776240HCID 6877624046.2%

Reaction Steps

To a solution of tert-butyl 3-aminopiperidine-1-carboxylate (1.00 g, 4.99 mmol) and pyridine (489 ml, 5.99 mmol) in tetrahydrofuran (16 ml) was added, under ice-cooling, 2,2,2-trichloroethyl chloroformate (0.829 ml, 5.99 mmol), and the mixture was stirred at room temperature for 1 hour. Water was poured to the reaction mixture, and the resulting solution was extracted with ethyl acetate. The extract was introduced to water and dried over anhydrous magnesium sulfate. The solvent was distilled off under reduced pressure to give 867 mg (46.2%) of the desired product as an oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07851473B2
Source datasetuspto-grants-2010_12
ORD IDord-98115846be204637842918d12ed62f4f
Source noteuspto-grants-2010_12