Title:
PROCESS FOR PREPARATION OF SPIROKETAL DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2011/074675
Kind Code:
A1
Abstract:
Provided is a process for the preparation of a spiroketal derivative via a compound represented by general formula (II) [wherein each variable group and each variable number are as defined in the description].
Inventors:
MURAKATA MASATOSHI (JP)
IKEDA TAKUMA (JP)
KAWASE AKIRA (JP)
NAGASE MASAHIRO (JP)
KIMURA NOBUAKI (JP)
TAKEDA SUNAO (JP)
YAMAMOTO KEISUKE (JP)
TAKANO KOJI (JP)
NISHIMOTO MASAHIRO (JP)
OHTAKE YOSHIHITO (JP)
EMURA TAKASHI (JP)
KITO YASUSHI (JP)
IKEDA TAKUMA (JP)
KAWASE AKIRA (JP)
NAGASE MASAHIRO (JP)
KIMURA NOBUAKI (JP)
TAKEDA SUNAO (JP)
YAMAMOTO KEISUKE (JP)
TAKANO KOJI (JP)
NISHIMOTO MASAHIRO (JP)
OHTAKE YOSHIHITO (JP)
EMURA TAKASHI (JP)
KITO YASUSHI (JP)
Application Number:
PCT/JP2010/072791
Publication Date:
June 23, 2011
Filing Date:
December 17, 2010
Export Citation:
Assignee:
CHUGAI PHARMACEUTICAL CO LTD (JP)
MURAKATA MASATOSHI (JP)
IKEDA TAKUMA (JP)
KAWASE AKIRA (JP)
NAGASE MASAHIRO (JP)
KIMURA NOBUAKI (JP)
TAKEDA SUNAO (JP)
YAMAMOTO KEISUKE (JP)
TAKANO KOJI (JP)
NISHIMOTO MASAHIRO (JP)
OHTAKE YOSHIHITO (JP)
EMURA TAKASHI (JP)
KITO YASUSHI (JP)
MURAKATA MASATOSHI (JP)
IKEDA TAKUMA (JP)
KAWASE AKIRA (JP)
NAGASE MASAHIRO (JP)
KIMURA NOBUAKI (JP)
TAKEDA SUNAO (JP)
YAMAMOTO KEISUKE (JP)
TAKANO KOJI (JP)
NISHIMOTO MASAHIRO (JP)
OHTAKE YOSHIHITO (JP)
EMURA TAKASHI (JP)
KITO YASUSHI (JP)
International Classes:
C07H19/01; A61K31/7048; A61P3/10
Domestic Patent References:
| WO2009154276A1 | 2009-12-23 | |||
| WO2008013280A1 | 2008-01-31 | |||
| WO2006080421A1 | 2006-08-03 |
Attorney, Agent or Firm:
ONO, Shinjiro et al. (JP)
Ono Shinjiro (JP)
Ono Shinjiro (JP)
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