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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2412073Generated: November 2, 2026

2-Pyrrolidone → 1-{4-[4-(5-Ethyl-3-methylpyridin-2-yl)piperazine-1-carbonyl]-3-methylphenyl}pyrrolidin-2-one

https://huagongshe.com/reaction/2412073

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-PyrrolidoneHCID 12025—
Reactant(4-Bromo-2-methylphenyl)[4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanoneHCID 58484569—
Product1-{4-[4-(5-Ethyl-3-methylpyridin-2-yl)piperazine-1-carbonyl]-3-methylphenyl}pyrrolidin-2-oneHCID 71252615—

Reaction Steps

Using (4-bromo-2-methylphenyl) [4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanone (402 mg) described in Preparation Example 253 and pyrrolidin-2-one (115 μL) and by the reaction and treatment in the same manner as in Example 262, the title compound (356 mg) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08816079B2
Source datasetuspto-grants-2014_08
ORD IDord-531966fb5d03407d904466426ad86f34
Source noteuspto-grants-2014_08