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Serving 500+ biopharmaceutical companies globally:

Accenture
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Citi
Federal Trade Commission
Covington
QuintilesIMS
Cerilliant
Harvard Business School
Express Scripts
Fuji

Generated: June 29, 2017

DrugPatentWatch Database Preview

Claims for Patent: 4,146,719

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Claims for Patent: 4,146,719

Title: Piperazinyl derivatives of quinoline carboxylic acids
Abstract:This invention relates to new compounds of value as antibacterial agent. More particularly, it relates to piperazinyl derivatives of quinoline carboxylic acids, the hydrates, and the acid addition salts thereof.
Inventor(s): Irikura; Tsutomu (Tokyo, JP)
Assignee: Kyorin Seiyaku Kabushiki Kaisha (Tokyo, JP)
Application Number:05/878,600
Patent Claims: 1. A compound having the formula ##STR3## the hydrates, and the hydrochloride acid addition salts thereof.

2. 1-Ethyl-6-fluoro-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline- 3-carboxylic acid.

3. 1-Ethyl-6-fluor o-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline-3-carboxylic acid pentahydrate.

4. 1-Ethyl-6-f luoro-1,4-dihydro-7-(1-piperazinyl)-4-oxoquinoline-3-carboxylic acid hydrochloride.
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Serving 500+ biopharmaceutical companies globally:

Teva
QuintilesIMS
Accenture
McKinsey
Covington
US Army
Daiichi Sankyo
Healthtrust
Chubb
US Department of Justice

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