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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1804050Generated: October 31, 2026

4-Bromo-2-methanesulfonylbenzoic acid → (4-Bromo-2-methanesulfonylphenyl)[4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanone

https://huagongshe.com/reaction/1804050

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromo-2-methanesulfonylbenzoic acidHCID 2761057—
Reactant1-(5-Ethyl-3-methylpyridin-2-yl)piperazine hydrochlorideHCID 67380924—
Product(4-Bromo-2-methanesulfonylphenyl)[4-(5-ethyl-3-methylpyridin-2-yl)piperazin-1-yl]methanoneHCID 5848460899.4%

Reaction Steps

By reaction and treatment in the same manner as in Preparation Example 1 and using 4-bromo-2-(methanesulfonyl)benzoic acid (2.8 g) and 1-(5-ethyl-3-methylpyridin-2-yl)piperazine hydrochloride (2.4 g) described in Preparation Example 99, the title compound (4.6 g) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08354401B2
Source datasetuspto-grants-2013_01
ORD IDord-7f113b9512044e6783259216dba1e8af
Source noteuspto-grants-2013_01