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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2356665Generated: November 1, 2026

4-(4,4-Dimethyl-2,5-dioxoimidazolidin-1-yl)-2-trifluoromethylbenzonitrile → 4-[3-(2-Bromo-4-trifluoromethylbenzyl)-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl]-2-trifluoromethylbenzonitrile

https://huagongshe.com/reaction/2356665

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(4,4-Dimethyl-2,5-dioxoimidazolidin-1-yl)-2-trifluoromethylbenzonitrileHCID 11162285—
Reactant2-Bromo-1-(bromomethyl)-4-(trifluoromethyl)benzeneHCID 14949936—
Product4-[3-(2-Bromo-4-trifluoromethylbenzyl)-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl]-2-trifluoromethylbenzonitrileHCID 8663359778%

Reaction Steps

Compound 55.2 was prepared as described for example 6.2, by reacting compound 1.1 with 2-bromo-4-trifluoromethylbenzyl bromide. 4-[3-(2-Bromo-4-trifluoromethylbenzyl)-4,4-dimethyl-2,5-dioxoimidazolidin-1-yl]-2-trifluoromethylbenzonitrile was obtained in a yield of 78%. 1H NMR: 8.36, d, 1H, 8.25, s, 1H, 8.1, d, 1H, 8.05, s, 1H; 7.85, d, 1H, 7.73, d, 1H, 4.7, s, 2H, 1.48, s, 6H.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07759366B2
Source datasetuspto-grants-2010_07
ORD IDord-81f4f600c958444bb7ab38524cfe274b
Source noteuspto-grants-2010_07