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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 561173Generated: October 31, 2026

Triethylamine → HCID 24754183, compound

https://huagongshe.com/reaction/561173

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantN~1~-(Pyridin-2-yl)ethane-1,2-diamineHCID 410428—
ReactantHCID 59002904HCID 59002904—
SolventDimethyl SulfoxideHCID 679—
ProductHCID 24754183HCID 2475418376.4%

Reaction Conditions

Temperature100 °C

Reaction Steps

A suspension of 5-amino-6,7-difluoro-1,4-dihydro-4-oxo-1-(2-phenylethyl)-3-quinolinecarboxylic acid (101 mg, 0.292 mmol), 2-(2-pyridylamino)ethylamine (60.2 mg, 0.436 mmol), and triethylamine (60.7 μL, 0.435 mmol) in DMSO (1.5 mL) was stirred at 100° C. for 3 h. The reaction mixture was poured into ice-water and the resulting precipitates were collected by filtration. Recrystallization of the filtered precipitates from CH2Cl2-EtOH gave 5-amino-6-fluoro-1,4-dihydro-4-oxo-1-(2-phenylethyl)-7-[2-(2-pyridylamino)ethylamino]-3-quinolinecarboxylic acid (103 mg, 76%) as a pale brown powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08063221B2
Source datasetuspto-grants-2011_11
ORD IDord-28c8c2b47e6d4238bb798ad514c23fd8
Source noteuspto-grants-2011_11