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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2411936Generated: November 1, 2026

3,5,5-Trimethylimidazolidine-2,4-dione → 1-{5-[4-(5-Ethyl-3-methylpyridin-2-yl)piperazine-1-carbonyl]pyridin-2-yl}-3,5,5-trimethylimidazolidine-2,4-dione

https://huagongshe.com/reaction/2411936

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5,5-Trimethylimidazolidine-2,4-dioneHCID 237560—
Reactant(6-Bromopyridin-3-yl)[4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanoneHCID 58484652—
Product1-{5-[4-(5-Ethyl-3-methylpyridin-2-yl)piperazine-1-carbonyl]pyridin-2-yl}-3,5,5-trimethylimidazolidine-2,4-dioneHCID 7125283263.7%

Reaction Steps

Using (6-bromopyridin-3-yl)[4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanone (156 mg) described in Preparation Example 145 and 3,5,5-trimethylimidazolidine-2,4-dione (63 mg) m described in Preparation Example 218 and by the reaction and treatment in the same manner as in Example 536, the title compound (115 mg) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08816079B2
Source datasetuspto-grants-2014_08
ORD IDord-435dac6ba035419c9a54a956be2eacab
Source noteuspto-grants-2014_08