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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2108824Generated: November 2, 2026

5-amino-6,7-difluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methyl-1,4-dihydro-4-oxoquinoline-3-carboxylic acid → 5-amino-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-8-methyl-4-oxo-3-quinolinecarboxylic acid

https://huagongshe.com/reaction/2108824

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-amino-6,7-difluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methyl-1,4-dihydro-4-oxoquinoline-3-carboxylic acidHCID 11023362—
ReactantN-(((3R,4S)-4-Fluoropyrrolidin-3-yl)methyl)cyclopropanamineHCID 11147857—
Product5-amino-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-8-methyl-4-oxo-3-quinolinecarboxylic acidHCID 6670501833.3%

Reaction Steps

Using 5-amino-6,7-difluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-8-methyl-4-oxo-3-quinolinecarboxylic acid (20.0 mg) and (3R,4S)-3-cyclopropylaminomethyl-4-fluoropyrrolidine (15.2 mg), the same procedure was followed as in Example 36 to give 5-amino-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-8-methyl-4-oxo-3-quinolinecarboxylic acid as a yellow solid (9.6 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07514451B2
Source datasetuspto-grants-2009_04
ORD IDord-da25dea222334ccaaece4329f7a183b6
Source noteuspto-grants-2009_04