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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1646567Generated: October 30, 2026

Citric Acid → 4-(1-(2-Fluoro-4-biphenylyl)ethyl)-2-methylamino-thiazole citrate

https://huagongshe.com/reaction/1646567

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCitric AcidHCID 311—
Reactant4-(1-(2-Fluoro-4-biphenyl)ethyl)-2-methylaminothiazoleHCID 124238—
SolventMethanolHCID 887—
Product4-(1-(2-Fluoro-4-biphenylyl)ethyl)-2-methylamino-thiazole citrateHCID 19800954—

Reaction Steps

To 4-(1-(2-fluoro-4-biphenylyl)ethyl)-2-methylaminothiazole (200 mg, 0.64 mmol) in methanol was added citric acid (60 mg, 0.64 mmol) in methanol and the mixture was stirred at room temperature, then evaporated under reduced pressure to a residue, which was recrystallized to afford 4-(1-(2-fluoro-4-biphenylyl)ethyl)-2-methylamino-thiazole citrate: mp 150°-151° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05180731
Source datasetuspto-grants-1993_01
ORD IDord-22eae9327afa4ceba347d545b90070b7
Source noteuspto-grants-1993_01