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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2108816Generated: November 1, 2026

1-Cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid → 1-cyclopropyl-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid

https://huagongshe.com/reaction/2108816

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acidHCID 5210422—
ReactantN-(((3R,4S)-4-Fluoropyrrolidin-3-yl)methyl)cyclopropanamineHCID 11147857—
Product1-cyclopropyl-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acidHCID 6670497748.9%

Reaction Steps

Using 1-cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid (199 mg) and (3R,4S)-3-cyclopropylaminomethyl-4-fluoropyrrolidine (131 mg), the same procedure was followed as in Example 23 to give 1-cyclopropyl-7-[(3S,4S)-3-cyclopropylaminomethyl-4-fluoro-1-pyrrolidinyl]-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid as pale yellow crystals (148 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07514451B2
Source datasetuspto-grants-2009_04
ORD IDord-eea86cf4234741eea30d7c04b8623017
Source noteuspto-grants-2009_04