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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 464695Generated: October 26, 2026

Bromine → Carbamic acid, [3-(bromoacetyl)phenyl]-, ethyl ester

https://huagongshe.com/reaction/464695

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
Reactantethyl N-(3-acetylphenyl)carbamateHCID 717681—
SolventDiethyl EtherHCID 3283—
Solvent1,4-DioxaneHCID 31275—
ProductCarbamic acid, [3-(bromoacetyl)phenyl]-, ethyl esterHCID 2021636997.8%

Reaction Steps

24.1 gm of bromine were added slowly over a period of 30 minutes to a stirred suspension of 28.5 gm of ethyl N-(3-acetyl-phenyl)-carbamate in 13.3 gm of dry dioxane and 245 ml of dry ether. After stirring the reaction solution for 2 hours more, it was cooled, and the product which crystallized out was collected and washed with ether, yielding 38.5 gm of the title compound, m.p. 108°-110° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04548944
Source datasetuspto-grants-1985_10
ORD IDord-866038e8074e44b6821a3f01a76dc7fd
Source noteuspto-grants-1985_10