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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1742862Generated: November 1, 2026

3-(Pyrrolidin-3-yl)pyridine → 5-Amino-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-7-[3-(3-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acid

https://huagongshe.com/reaction/1742862

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(Pyrrolidin-3-yl)pyridineHCID 3613651—
Reactant5-Amino-1-cyclopropyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acidHCID 13910947—
Product5-Amino-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-7-[3-(3-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acidHCID 1528844184%

Reaction Steps

Starting from 5-amino-1-cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid (1.04 g, 3.5 mmol) and 3-(3-pyrrolidinyl)pyridine, a procedure analogous to that given in Example 1 provided the title compound (1.26 g, 84%) as a yellow solid, mp 250°-252° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05342844
Source datasetuspto-grants-1994_08
ORD IDord-1fb456187839423c92c4a22600ee6dc7
Source noteuspto-grants-1994_08