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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 517604Generated: October 30, 2026

Hydrochloric Acid → (Z)-5-(4-ethoxybenzylidene)-3-(pyridin-2-ylmethyl)thiazolidine-2,4-dione

https://huagongshe.com/reaction/517604

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium IodideHCID 5238—
ReactantPotassium CarbonateHCID 11430—
ReactantPicolyl chlorideHCID 23393—
Reactant(Z)-5-(4-ethoxybenzylidene)thiazolidine-2,4-dioneHCID 5878179—
Reactant(Z)-5-(4-ethoxybenzylidene)-3-propylthiazolidine-2,4-dioneHCID 71697554—
Product(Z)-5-(4-ethoxybenzylidene)-3-(pyridin-2-ylmethyl)thiazolidine-2,4-dioneHCID 71697659—

Reaction Steps

The title compound 28j was prepared from compound 2 (75 mg, 0.30 mmol), 2-picolyl chloride.HCl (54 mg, 0.33 mmol), sodium iodide (45 mg, 0.30 mmol) and potassium carbonate (104 mg, 0.75 mmol) in a manner similar to that described for 28d in 97.5% (99 mg) yield as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09115122B2
Source datasetuspto-grants-2015_08
ORD IDord-b1508466d4fe4bc59719dd25530b7192
Source noteuspto-grants-2015_08