INTERMEDIATES AND PROCESS FOR THR PRODUCTION OF OPTICALLY ACTIVE QUINOLONECARBOXYLIC ACID DERIVATIVES

Title:

INTERMEDIATES AND PROCESS FOR THR PRODUCTION OF OPTICALLY ACTIVE QUINOLONECARBOXYLIC ACID DERIVATIVES

Document Type and Number:

WIPO Patent Application WO/2004/108680

Kind Code:

A1

Abstract:

[PROBLEMS] To provide an industrially advantageous process for the production of important mother-nucleus intermediates of antibacterial agents and intermediates for the production thereof. [MEANS FOR SOLVING PROBLEMS] A process for the production of compounds represented by the general formula (VI): characterized by treating a compound represented by the general formula (IV): with a base in the presence of a solvent to form a compound represented by the general formula (V): and hydrolyzing this compound; compounds represented by the general formula (II): (compounds represented by the general formula (Ia): compounds represented by the general formula (V): and compounds represented by the general formula (VI).

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Inventors:

MUTO MAKOTO (JP)
MIURA MANABU (JP)
KITAGAWA YUTAKA (JP)

Application Number:

PCT/JP2004/007813

Publication Date:

December 16, 2004

Filing Date:

June 04, 2004

Export Citation:

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Assignee:

DAIICHI SEIYAKU CO (JP)
MUTO MAKOTO (JP)
MIURA MANABU (JP)
KITAGAWA YUTAKA (JP)

International Classes:

A01N43/42; C07C51/00; C07C225/16; C07D215/56; (IPC1-7): C07D215/56; A01N43/42; C07C51/60; C07C65/21; C07C221/00; C07C225/14

Domestic Patent References:

WO2002040478A1	2002-05-23
WO2001072738A1	2001-10-04
WO2004013103A2	2004-02-12

Foreign References:

JPS63316757A	1988-12-26
JP2001516756A	2001-10-02

Other References: