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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2240321Generated: October 31, 2026

2-bromo-N-(isoxazol-3-yl)acetamide → (R)-3-[2-Hydroxy-2-(4-methoxy-phenyl)-2-phenyl-acetoxy]-1-(isoxazol-3-ylcarbamoylmethyl)-1-azonia-bicyclo[2.2.2]octane bromide

https://huagongshe.com/reaction/2240321

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-bromo-N-(isoxazol-3-yl)acetamideHCID 13362919—
ReactantHydroxy-(4-methoxy-phenyl)-phenyl-acetic acid (R)-(1-aza-bicyclo[2.2.2]oct-3-yl)esterHCID 86627868—
SolventChloroformHCID 6212—
Product(R)-3-[2-Hydroxy-2-(4-methoxy-phenyl)-2-phenyl-acetoxy]-1-(isoxazol-3-ylcarbamoylmethyl)-1-azonia-bicyclo[2.2.2]octane bromideHCID 11671405—

Reaction Conditions

Temperature50 °C

Reaction Steps

To a stirred solution of bromo-N-isoxazol-3-yl-acetamide (Intermediate Ai) (0.057 g, 0.278 mmol) in dry chloroform (1 ml) heated to 50° C. is added hydroxy-(4-methoxy-phenyl)-phenyl-acetic acid (R)-(1-aza-bicyclo[2.2.2]oct-3-yl) ester (Intermediate O) in chloroform (1 ml). The reaction mixture is stirred at 50° C. for 6 hours after which time, the titled product is detected by LC-MS. (M+492.3)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723356B2
Source datasetuspto-grants-2010_05
ORD IDord-f7e40a8f512a49148ee72ed8dd7eacfb
Source noteuspto-grants-2010_05