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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 271694Generated: October 27, 2026

Bromine → Ethyl 4-bromo-5-oxo-azepan-1-carboxylate

https://huagongshe.com/reaction/271694

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
Reactant1-Carbethoxyazepan-4-oneHCID 12666086—
SolventChloroformHCID 6212—
ProductEthyl 4-bromo-5-oxo-azepan-1-carboxylateHCID 69077672—

Reaction Steps

79.9 g (500 mmol) bromine are added to a solution of 92.7 g (500 mmol) ethyl 4-oxo-azepan-1-carboxylate in 350 mL chloroform and the reaction is stirred overnight. The reaction solution is washed three times with saturated NaHCO3 solution, the organic phase is dried over Na2SO4 and the solvent is eliminated i.vac. The product is further reacted without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07452911B2
Source datasetuspto-grants-2008_11
ORD IDord-7aa9c69be8fb4ac5817288a3f834ddfa
Source noteuspto-grants-2008_11