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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1846635Generated: November 3, 2026

Carbon tetrabromide → HCID 67322062, compound

https://huagongshe.com/reaction/1846635

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbon tetrabromideHCID 11205—
ReactantTriphenylphosphineHCID 11776—
ReactantHCID 67323243HCID 67323243—
SolventDichloromethaneHCID 6344—
ProductHCID 67322062HCID 6732206270%

Reaction Conditions

Temperature0 °C

Reaction Steps

A mixture of 0.800 g (2.03 mmol) of 3-chloro-N-{5-chloro-2-[4-(2-hydroxy-ethyl)-piperidin-1-yl]-phenyl}-benzamide and 0.533 g (2.03 mmol) of triphenylphosphine in methylene chloride (20 mL), cooled to 0° C., is stirred for 20 minutes. To this is added 0.674 g (2.03 mmol) of carbon tetrabromide and the mixture is warmed to room temperature and stirred overnight. The mixture is concentrated under reduced pressure and the residue is purified by flash silica gel chromatography to provide 0.400 g (70.0%) of N-{2-[4-(2-bromo-ethyl)-piperidin-1-yl]-5-chloro-phenyl}-3-chloro-benzamide as a light red oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08952004B2
Source datasetuspto-grants-2015_02
ORD IDord-dd4c26df92c04bd18c7a1b52a623c493
Source noteuspto-grants-2015_02