Title:
光学活性なキノロンカルボン酸誘導体の製造中間体およびその製造法
Document Type and Number:
Japanese Patent JP4675234
Kind Code:
B2
Abstract:
[Problem] Provision of a commercially advantageous method for producing an intermediate which is important for producing the antibacterial and which has a mother nucleus common to the antibacterial, and intermediates produced by such method. [Means to Solve the Problem] A method for producing a compound represented by formula (VI) :
which comprises the steps of treating a compound represented by formula (IV):
with a base in the presence of a base to produce a compound represented by formula (V):
, and hydrolyzing this compound;
a compound represented by formula (II):
; a compound represented by formula (Ia):
; a compound represented by formula (V):
; and a compound represented by formula (VI)
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Inventors:
Muto Makoto
Manabu Miura
Yutaka Kitagawa
Manabu Miura
Yutaka Kitagawa
Application Number:
JP2005506791A
Publication Date:
April 20, 2011
Filing Date:
June 04, 2004
Export Citation:
Assignee:
Daiichi Sankyo Co., Ltd.
International Classes:
C07D215/56; A01N43/42; C07C51/00; C07C51/56; C07C63/70; C07C225/16; C07C227/06; C07C229/12
Domestic Patent References:
| JP63316757A | ||||
| JP2005538119A |
Foreign References:
| WO2004013103A1 | ||||
| WO2002040478A1 | ||||
| WO2001072738A1 | ||||
| WO2000053594A1 |
Attorney, Agent or Firm:
Alga Patent Office, a patent business corporation
Miyuki Ariga
Toshio Takano
Toshio Nakajima
Masaki Murata
Hiroto Yamamoto
Asano Yasutaka
Hiromi Matoba
Moriya Kataka
Ohno Shiki
Masahiro Matsuda
Miyuki Ariga
Toshio Takano
Toshio Nakajima
Masaki Murata
Hiroto Yamamoto
Asano Yasutaka
Hiromi Matoba
Moriya Kataka
Ohno Shiki
Masahiro Matsuda