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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1435675Generated: October 31, 2026

4-Thiazoleacetic acid, 2-amino-, ethyl ester → 2-Chloro-5-({[4-(2-ethoxy-2-oxoethyl)-1,3-thiazol-2-yl]amino}sulfonyl)-4-fluorobenzoic acid

https://huagongshe.com/reaction/1435675

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Thiazoleacetic acid, 2-amino-, ethyl esterHCID 104454—
Reactant2-Chloro-5-chlorosulfonyl-4-fluorobenzoic acidHCID 4571930—
Product2-Chloro-5-({[4-(2-ethoxy-2-oxoethyl)-1,3-thiazol-2-yl]amino}sulfonyl)-4-fluorobenzoic acidHCID 10295824—

Reaction Steps

The title compound was prepared from ethyl 2-amino-4-thiazolylacetate and 2-chloro-5-chlorosulfonyl-4-fluorobenzoic acid as described in the synthetic METHOD B to give a white solid (26.5 mg) with purity >90%. MS (pos) m/z 421.4, 423.4.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07618961B2
Source datasetuspto-grants-2009_11
ORD IDord-f8cc74f2db85467d826e88b093505db5
Source noteuspto-grants-2009_11