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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 496876Generated: October 30, 2026

Boron tribromide → N-{2-[4-(3,4-Dichlorophenoxy)-1-piperidinyl]ethyl}-3-hydroxybenzamide hydrochloride

https://huagongshe.com/reaction/496876

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBoron tribromideHCID 25134—
ReactantN-{2-[4-(3,4-Dichlorophenoxy)-1-piperidinyl]ethyl}-3-methoxybenzamide hydrochlorideHCID 22322410—
SolventDichloromethaneHCID 6344—
ProductN-{2-[4-(3,4-Dichlorophenoxy)-1-piperidinyl]ethyl}-3-hydroxybenzamide hydrochlorideHCID 22322198137.5%

Reaction Steps

The product of Example 10 (0.15 g) was dissolved in dichloromethane (10 ml) and a solution of 1.0M BBr3 in dichloromethane (4 ml) added. After 16 hours at room temperature the solvent was removed by evaporation, methanol was added and the solution concentrated. The residue was dissolved in 2M aqueous HCl solution, concentrated to dryness and the residue triturated under ether to give the titled product as a solid (0.1 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06946478B2
Source datasetuspto-grants-2005_09
ORD IDord-909116f1b5e34b13aa55e6ba8a663aa5
Source noteuspto-grants-2005_09