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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 368429Generated: October 27, 2026

Dimethylformamide → 7-(3-Aminoazetidin-1-yl)-1-(4-amino-5-fluoropyrimidin-2-yl)-8-chloro-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

https://huagongshe.com/reaction/368429

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
Reactant1-MethylpyrrolidineHCID 8454—
ReactantAzetidin-3-amine--hydrogen chloride (1/2)HCID 13491919—
Reactant1-(4-Amino-5-fluoropyrimidine-2-yl)-8-chloro 6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acidHCID 22121195—
SolventEthanolHCID 702—
Product7-(3-Aminoazetidin-1-yl)-1-(4-amino-5-fluoropyrimidin-2-yl)-8-chloro-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acidHCID 2212116935.1%

Reaction Conditions

Temperature90 °C

Reaction Steps

To 100 mg of N,N-dimethylformamide were added 25 mg of 1-(4-amino-5-fluoropyrimidine-2-yl)-8-chloro-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid, 20 mg of 3-aminoazetidine dihydrochloride, and 50 mg of N-methylpyrrolidine, and the mixture was stirred at 90° C. for 1 hour. After adding 0.2 ml of ethanol, the mixture was allowed to cool, and the precipitate was collected by filtration and washed with ethanol and diisopropylether successively to obtain 10 mg of the title compound as a colorless powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06133284
Source datasetuspto-grants-2000_10
ORD IDord-da5f4c12e08f4eb1b37101d7e44480ea
Source noteuspto-grants-2000_10