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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1848864Generated: October 25, 2026

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

https://huagongshe.com/reaction/1848864

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 numberUS08952157B2
Source datasetuspto-grants-2015_02
ORD IDord-f6b0cbd5cba84ac29a09928d665d97bb
Source noteuspto-grants-2015_02