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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 80279Generated: October 30, 2026

1,2-Diaminocyclohexane, trans- → 3-Benzothiazol-6-yl-4-methyl-1-(4-methyl-pyridin-3-yl)-imidazolidin-2-one

https://huagongshe.com/reaction/80279

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-Diaminocyclohexane, trans-HCID 43806—
ReactantPotassium Phosphate, TribasicHCID 62657—
Reactant3-Iodo-4-methylpyridineHCID 14423513—
Reactant1-Benzothiazol-6-yl-5-methyl-imidazolidin-2-oneHCID 59636192—
CatalystCopper iodideHCID 83717—
Solvent1,4-DioxaneHCID 31275—
Product3-Benzothiazol-6-yl-4-methyl-1-(4-methyl-pyridin-3-yl)-imidazolidin-2-oneHCID 4987293224.15%

Reaction Steps

1-Benzothiazol-6-yl-5-methyl-imidazolidin-2-one (I-203b: 150 mg, 0.644 mmol) was reacted with 3-iodo-4-methyl-pyridine (140.99 mg, 0.644 mmol), 1,4-dioxane (10 mL), copper iodide (12.27 mg, 0.0644 mmol), trans-1,2-diamino cyclohexane (27.43 mg, 0.193 mmol) and potassium phosphate (341 mg, 1.61 mmol) to afford the crude product. Purification by column chromatography on silica gel (1.5% MeOH in DCM) afforded 50 mg of the product (24.15% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUSRE045173E1
Source datasetuspto-grants-2014_09
ORD IDord-063105cce20049a0a30165b63a9236eb
Source noteuspto-grants-2014_09