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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 908569Generated: October 31, 2026

Hydrochloric Acid → 2-(7-(3,5-Dimethylisoxazol-4-yl)-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxamido)acetic acid

https://huagongshe.com/reaction/908569

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 59340101HCID 59340101—
SolventMethanolHCID 887—
SolventTetrahydrofuranHCID 8028—
Product2-(7-(3,5-Dimethylisoxazol-4-yl)-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxamido)acetic acidHCID 59340082—

Reaction Conditions

Temperature24 °C

Reaction Steps

Suspended Methyl 2-(7-(3,5-dimethylisoxazol-4-yl)-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxamido)acetate in 3 ml MeOH, 1 ml THF, and 2 ml 1M aqueous NaOH and stirred at 24° C. for 4 hours. The mixture was acidified to pH=1 using 2M aqueous HCl and the solids collected by filtration, washed with H2O and dried in vacuo: 50 mg white solids.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08017626B2
Source datasetuspto-grants-2011_09
ORD IDord-2c41a1adf70b4e409c52b122d4d859f0
Source noteuspto-grants-2011_09