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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1496630Generated: October 31, 2026

Ethyl Acetate → HCID 67536812, compound

https://huagongshe.com/reaction/1496630

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
ReactantPotassium AcetateHCID 517044—
Reactant4-Bromo-2-methylpyridineHCID 2762835—
ReactantHCID 67435246HCID 67435246—
Catalystpalladium(II) acetateHCID 167845—
SolventDimethylacetamideHCID 31374—
ProductHCID 67536812HCID 67536812—

Reaction Steps

Under argon, 200 mg (0.90 mmol) of 2-isopropyl-4-(4-fluorophenyl)-1,3-thiazole, 77 mg (0.45 mmol) of 4-bromo-2-methylpyridine, 133 mg (1.35 mmol) of potassium acetate and 0.4 mg (2 μmol) of palladium(II) acetate in 5 ml of DMA are heated to 150° C. After 3 h, 50 ml of ethyl acetate are added and the reaction mixture is filtered through a silica gel cartridge. 10 ml of water are added to the filtrate. The organic phase is separated off, washed once more with 10 ml of water, dried over MgSO4 and concentrated under reduced pressure. The residue is purified by column chromatography on silica gel (cyclohexane/ethyl acetate). This gives 115 mg (41%) of the desired product; 1H-NMR(DMSO-(D6) δ: 8.39 (d, 1H), 7.48 (m, 2H), 7.22 (m, 2H), 7.17 (s, 1H), 7.03 (d, 1H), 3.35 (m, 1H), 2.43 (s, 3H), 1.39 (d, 6H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09198426B2
Source datasetuspto-grants-2015_12
ORD IDord-f45645d5764e4cfbbdbf52bc73011a2f
Source noteuspto-grants-2015_12