Title:
CEPHEM COMPOUND HAVING PYRIDINIUM GROUP
Document Type and Number:
WIPO Patent Application WO/2013/002215
Kind Code:
A1
Abstract:
The present invention provides a novel compound which has a broad antibacterial spectrum and particularly exhibits a high antibacterial activity on β-lactamase-producing gram-negative bacteria. Specifically provided are: a compound represented by formula (I) (wherein the meaning of each symbol is as defined in the description), an amino-group-protected form of a type of the compound which has the amino group on a ring in a position-7 side chain, or a pharmaceutically acceptable salt of the compound or the amino-group-protected form; and a pharmaceutical composition containing the compound, the amino-group-protected form or the pharmaceutically acceptable salt.
Inventors:
NISHITANI YASUHIRO (JP)
AOKI TOSHIAKI (JP)
AOKI TOSHIAKI (JP)
Application Number:
PCT/JP2012/066270
Publication Date:
January 03, 2013
Filing Date:
June 26, 2012
Export Citation:
Assignee:
SHIONOGI & CO (JP)
NISHITANI YASUHIRO (JP)
AOKI TOSHIAKI (JP)
NISHITANI YASUHIRO (JP)
AOKI TOSHIAKI (JP)
International Classes:
C07D505/00; A61K31/5365; A61K31/546; A61P31/04; C07D501/36
Domestic Patent References:
| WO2006104141A1 | 2006-10-05 |
Foreign References:
| JPH03128383A | 1991-05-31 | |||
| JPH03232892A | 1991-10-16 | |||
| JPH04221388A | 1992-08-11 | |||
| JPH01258684A | 1989-10-16 | |||
| JPS4994697A | 1974-09-09 | |||
| JPS50121293A | 1975-09-23 | |||
| JPH03141287A | 1991-06-17 | |||
| JPS6118788A | 1986-01-27 |
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
Mutsumi Sameshima (JP)
Mutsumi Sameshima (JP)
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