HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 369227Generated: October 28, 2026
Cyclopropylamine → 1-(5-Amino-2,4-difluorophenyl)-8-chloro-7-cyclopropylamino-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
https://huagongshe.com/reaction/369227
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Cyclopropylamine | HCID 69828 | — |
| Reactant | 1-(3-Amino-4,6-difluorophenyl)-8-chloro-6,7-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid | HCID 10861999 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | 1-(5-Amino-2,4-difluorophenyl)-8-chloro-7-cyclopropylamino-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid | HCID 23284773 | 48.7% |
Reaction Steps
Cyclopropylamine (50 mg) and 1-(5-amino-2,4-difluorophenyl)-8-chloro-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (150 mg) were, added to N,N-dimethylformamide (2 ml), and the mixtures was stirred at 60° C. for 2 hours. After the reaction mixture was cooled back to room temperature, the solvent was, distilled off under reduced pressure. Ethanol was added to the residue, and solids deposited were collected by filtration to obtain the title compound (80 mg) as a pale yellow powder.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US06136823 |
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| Source dataset | uspto-grants-2000_10 |
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| ORD ID | ord-3eed61f86d2e4e31b0fbff88bf5772a5 |
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| Source note | uspto-grants-2000_10 |
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