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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 931035Generated: October 31, 2026

Hydrochloric Acid → HCID 118378870, compound

https://huagongshe.com/reaction/931035

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTetrahydrofuranHCID 8028—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 118378920HCID 118378920—
SolventEthanolHCID 702—
ProductHCID 118378870HCID 118378870103.1%

Reaction Conditions

Temperature70 °C

Reaction Steps

To a mixture of ethyl 6-cyclopropyl-8-(1,3-oxazol-5-yl)imidazo[1,2-a]pyridine-3-carboxylate (150 mg) in a mixed solvent of THF (3 mL) and ethanol (1.2 mL) was added 8N aqueous sodium hydroxide solution (95 μL), and the mixture was stirred at 70° C. for 50 min. The reaction mixture was neutralized with 6N hydrochloric acid in an ice bath, and extracted with ethyl acetate. The extract was washed with saturated brine, and dried over anhydrous sodium sulfate, and the solvent was evaporated under reduced pressure to give the title Compound (140 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09296746B2
Source datasetuspto-grants-2016_03
ORD IDord-a4bd45e05f0945568487a1e804db111c
Source noteuspto-grants-2016_03