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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 505605Generated: October 26, 2026

Thionyl Chloride → 2-(Chloromethyl)-4-fluoro-1-methoxybenzene

https://huagongshe.com/reaction/505605

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant(5-Fluoro-2-methoxyphenyl)methanolHCID 22014996—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product2-(Chloromethyl)-4-fluoro-1-methoxybenzeneHCID 302686—

Reaction Steps

19.0 g (0.12 mol) of (5-fluoro-2-methoxyphenyl)methanol are dissolved in 105 ml of dichloromethane. One drop of DMF is added, and 26.6 ml (0.37 mol) of thionyl chloride are then added slowly. The solution is stirred at RT for 2 hours and evaporated under reduced pressure. The residue is taken up in ethyl acetate, the mixture is cooled and admixed with water and then washed with saturated sodium bicarbonate solution and water, dried over magnesium sulphate and evaporated under reduced pressure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07781470B2
Source datasetuspto-grants-2010_08
ORD IDord-3b4d521494aa42dc9b5f254b7394d2e7
Source noteuspto-grants-2010_08