Patent · US Expired

Semi-hydrochloride of 8-cyano-1-cyclopropyl-7-(1S,6S-2,8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1, 4-dihydro-4-oxo-3-quinolinecarboxylic acid

US6995170B1 · kind B1 · utility

4Cited by

0References

19Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Thomas Himmler · Odenthal, DE
Hubert Rast · Leverkusen, DE

Key dates

Filing date	Nov 15, 1999
Grant date	Feb 7, 2006
Priority date	—
Expiry date	Nov 15, 2019

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P31/04
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention relates to a semi-hydrochloride of 8-cyano-1-cyclopropyl-7-(1S,6S-2,8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinoline-carboxylic acid, to processes for its preparation and to antibacterial compositions comprising it. The semihydrochloride of 8-cyano-1-cyclopropyl-7-(1S,6S-2,8-diazabicyclo[4.3.0]nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid can be described by the following formula:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.