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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2411331Generated: October 29, 2026

1-(3,5-Dichloropyridin-2-yl)piperazine → [4-(3,5-Dichloropyridin-2-yl)piperazin-1-yl][4-(1,1-dioxo-1lambda6-isothiazolidin-2-yl)phenyl]methanone

https://huagongshe.com/reaction/2411331

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(3,5-Dichloropyridin-2-yl)piperazineHCID 2771431—
Reactant4-(1,1-Dioxo-1,2-thiazolidin-2-yl)benzoic acidHCID 6625011—
Product[4-(3,5-Dichloropyridin-2-yl)piperazin-1-yl][4-(1,1-dioxo-1lambda6-isothiazolidin-2-yl)phenyl]methanoneHCID 5580839175.7%

Reaction Steps

Using 4-(1,1-dioxo-1λ6-isothiazolidin-2-yl)benzoic acid (253 mg) described in Preparation Example 16 and 1-(3,5-dichloropyridin-2-yl)piperazine (229 mg) and by the reaction and treatment in the same manner as in Preparation Example 111, the title compound (340 mg) was obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08816079B2
Source datasetuspto-grants-2014_08
ORD IDord-ef788dae34644f7f8bde575d944abad7
Source noteuspto-grants-2014_08