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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 54482Generated: October 26, 2026

2-(Pyrrolidin-3-yl)pyridine → 5-Amino-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-7-[3-(2-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acid

https://huagongshe.com/reaction/54482

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(Pyrrolidin-3-yl)pyridineHCID 5013938—
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-(2-pyridinyl)-1-pyrrolidinyl]-3-quinolinecarboxylic acidHCID 1528843891%

Reaction Steps

Starting from 5-amino-1-cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid (0.97 g, 2.9 mmol) and 2-(3-pyrrolidinyl)pyridine, a procedure analogous to that given in Example 1 provided the title compound (1.12 g, 91%) as a bright yellow solid, mp 206°-208° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05622966
Source datasetuspto-grants-1997_04
ORD IDord-5c0f40a0029f4b719ec0fb0c66e01fb1
Source noteuspto-grants-1997_04