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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2165682Generated: October 31, 2026

Fluoroquinolonic acid → HCID 19763613, compound

https://huagongshe.com/reaction/2165682

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFluoroquinolonic acidHCID 483180—
ReactantHCID 19763589HCID 19763589—
SolventPyridineHCID 1049—
ProductHCID 19763613HCID 1976361313.5%

Reaction Conditions

Temperature140 °C

Reaction Steps

A mixture of 1.23 g of 7-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid, 1.95 g of 3-ethynylpiperazine and 15 ml of pyridine is heated at 140° C. in a pressure bottle for 18 hours and then purified as described in Example 101, giving 210 mg of the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04940710
Source datasetuspto-grants-1990_07
ORD IDord-bc4757aa280347819b5727ffedb018e0
Source noteuspto-grants-1990_07