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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1770036Generated: October 31, 2026

4-(Pyrrolidin-3-yl)pyridine → 1-Cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-[3-(4-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acid

https://huagongshe.com/reaction/1770036

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Pyrrolidin-3-yl)pyridineHCID 4993105—
Reactant1-Cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acidHCID 5210422—
Product1-Cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-[3-(4-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acidHCID 1523129352%

Reaction Steps

Starting from 1-cyclopropyl-6,7-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid (1.13 g, 4.3 mmol) and 4-(3-pyrrolidinyl)pyridine, a procedure analogous to that given in Example 1 provided the title compound (0.87 g, 52%) as an off-white solid, mp 260°-261° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05384407
Source datasetuspto-grants-1995_01
ORD IDord-a98aed58de2e4c7e81cd97f12adee651
Source noteuspto-grants-1995_01