Title:
MANUFACTURING METHOD OF CEPHALOSPORIN COMPOUND
Document Type and Number:
Japanese Patent JP2006096679
Kind Code:
A
Abstract:
To provide a new inexpensive manufacturing method of cefditoren.
The manufacturing method of 7-[2-methoxyimino-2-(2-aminothiazol-4-yl)acetamide]-3-[2-(4-methylthiazol-5-yl)vinyl]-3-cefem-4-carboxylic acid (cefditoren) represented by formula (I) comprises reacting a compound represented by formula (IV) [wherein R1 is a silyl protecting group; and R2 is a lower alkyl group or an aryl group] with a compound represented by formula (V).
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Inventors:
ISHIYAMA TADASHI
OTA KAZUSANE
IKEDA SHINYA
MITOMO KOICHI
OTA KAZUSANE
IKEDA SHINYA
MITOMO KOICHI
Application Number:
JP2004281626A
Publication Date:
April 13, 2006
Filing Date:
September 28, 2004
Export Citation:
Assignee:
MEIJI SEIKA KAISHA
International Classes:
C07D501/24; C07F9/6547
Domestic Patent References:
JPH04327590A | 1992-11-17 | |||
JP2002234893A | 2002-08-23 | |||
JPH06247973A | 1994-09-06 | |||
JPH04327590A | 1992-11-17 | |||
JP2002234893A | 2002-08-23 | |||
JPH06247973A | 1994-09-06 |
Foreign References:
WO1998058932A1 | 1998-12-30 | |||
WO1998058932A1 | 1998-12-30 |