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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1043117Generated: October 25, 2026

Cesium fluoride → Ethyl 2-(4-amino-2-chloro-5-ethynylphenoxy)-4-fluorobenzoate

https://huagongshe.com/reaction/1043117

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium fluorideHCID 25953—
ReactantEthyl 2-(4-amino-2-chloro-5-((trimethylsilyl)ethynyl)phenoxy)-4-fluorobenzoateHCID 67226491—
SolventMethanolHCID 887—
ProductEthyl 2-(4-amino-2-chloro-5-ethynylphenoxy)-4-fluorobenzoateHCID 87316240—

Reaction Steps

To a solution of EXAMPLE 242C (2.69 g) in methanol (20 mL) was added CsF(5 g). The mixture was stirred at room temperature overnight. The solvent was evaporated and the residue was dissolved in ethyl acetate (200 mL) and washed with water, brine and dried over Na2SO4. The mixture was filtered, and the solvent was evaporated.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08557983B2
Source datasetuspto-grants-2013_10
ORD IDord-08866733537d441caee4246e52e28ae6
Source noteuspto-grants-2013_10