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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2201060Generated: October 25, 2026

Potassium Carbonate → (R)-2-(4-cyano-3-(3-methylisothiazol-5-ylamino)phenylamino)-2-phenylacetamide

https://huagongshe.com/reaction/2201060

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantBinap, (A+-)-HCID 634876—
Reactant3-Methylisothiazol-5-ylamine hydrochlorideHCID 2723918—
Reactant(R)-2-(3-bromo-4-cyanophenylamino)-2-phenylacetamideHCID 67508351—
Catalystpalladium(II) acetateHCID 167845—
Solvent1,4-DioxaneHCID 31275—
Product(R)-2-(4-cyano-3-(3-methylisothiazol-5-ylamino)phenylamino)-2-phenylacetamideHCID 67508197—

Reaction Steps

A mixture of (R)-2-(3-bromo-4-cyanophenylamino)-2-phenylacetamide (78 mg, 0.236 mmol), 5-amino-3-methylisothiazole hydrochloride (47 mg, 0.312 mmol), BINAP (30 mg, 0.048 mmol), Pd(OAc)2 (20 mg, 0.089 mmol) and K2CO3 (134 mg, 0.971 mmol) in dioxane (3 mL) was degassed with Ar, then was stirred at 120 C for 18 h. Water and EtOAc were added. After being filtered, the organic phase was separated, washed with brine, dried over Na2SO4, concentrated in vacuo to give (R)-2-(4-cyano-3-(3-methylisothiazol-5-ylamino)phenylamino)-2-phenylacetamide as a crude residue.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09359375B2
Source datasetuspto-grants-2016_06
ORD IDord-dbf1359cde18430aa98443031c354d7a
Source noteuspto-grants-2016_06