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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2272471Generated: October 31, 2026

Hydrochloric Acid → HCID 118037691, compound

https://huagongshe.com/reaction/2272471

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 118037898HCID 118037898—
SolventEthanolHCID 702—
ProductHCID 118037691HCID 11803769170.1%

Reaction Steps

A mixed solution of methyl 1-(1-((2-cyclopropyl-4′-fluoro-5-isopropoxybiphenyl-4-yl)methyl)piperidin-4-yl)-2-oxo-1,2-dihydropyridine-4-carboxylate (103 mg), a 1 M aqueous sodium hydroxide solution (1 mL), and ethanol (2 mL) was stirred at 70 C for 1 hour. The obtained reaction solution was neutralized with 1 M hydrochloric acid and, in this state, stirred at room temperature for 3 hours. The resulting solid was collected by filtration and recrystallized (ethyl acetate) to obtain the title compound (70.3 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09120777B2
Source datasetuspto-grants-2015_09
ORD IDord-eb1da2406afd4c8a968a6cc46deabc22
Source noteuspto-grants-2015_09