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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2411491Generated: October 31, 2026

4-(1,1-Dioxo-1,2-thiazolidin-2-yl)benzoic acid → [4-(1,1-Dioxo-1lambda6-isothiazolidin-2-yl)phenyl][4-(5-trifluoromethylpyridin-2-yl)piperazin-1-yl]methanone

https://huagongshe.com/reaction/2411491

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(1,1-Dioxo-1,2-thiazolidin-2-yl)benzoic acidHCID 6625011—
Reactant1-[5-(Trifluoromethyl)pyridin-2-yl]piperazine dihydrochlorideHCID 19836943—
Product[4-(1,1-Dioxo-1lambda6-isothiazolidin-2-yl)phenyl][4-(5-trifluoromethylpyridin-2-yl)piperazin-1-yl]methanoneHCID 5543351185.6%

Reaction Steps

Using 4-(1,1-dioxo-1λ6-isothiazolidin-2-yl)benzoic acid (253 mg) described in Preparation Example 16 and 1-(5-trifluoromethylpyridin-2-yl)piperazine dihydrochloride (319 mg) and by the reaction and treatment in the same manner as in Example 94, the title compound (408 mg) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08816079B2
Source datasetuspto-grants-2014_08
ORD IDord-136b92b5798b40bca7855af6ce25739a
Source noteuspto-grants-2014_08