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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 16276Generated: October 25, 2026

Ethyl Acetate → 2-Chloro-6-(2-fluorophenyl-oxy)-pyrazine

https://huagongshe.com/reaction/16276

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl AcetateHCID 8857—
Reactant2-FluorophenolHCID 9707—
Reactant2,6-DichloropyrazineHCID 78504—
SolventCyclohexaneHCID 8078—
Product2-Chloro-6-(2-fluorophenyl-oxy)-pyrazineHCID 5934349880%

Reaction Steps

Using Method DD with 2,6-dichloropyrazine (250 mg, 1.69 mmol) and 2-fluorophenol (166 μL, 1.86 mmol, d=1.26 g/mL), and purification by column chromatography (AcOEt:cyclohexane, 1:1), the title compound was obtained (302 mg). Yield: 80%. 1H NMR (250 MHz, DMSO-d8) δ 7.31-7.45 (m, 4H, Harom), 8.56 (s, 1H, HPz 5), 8.67 (s, 1H, HPz 3).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07737152B2
Source datasetuspto-grants-2010_06
ORD IDord-84f417115a524c49a82fcdcb077d715b
Source noteuspto-grants-2010_06