Title:
トリテルペン誘導体の新規結晶
Document Type and Number:
Japanese Patent JP4707115
Kind Code:
B2
Abstract:
Disclosed herein are a novel crystal of a novel triterpene derivative, a method for producing the crystals, and a pharmaceutical preparation obtained by using the crystals. The novel crystal is a crystal of a compound (I) of the formula (I):
Inventors:
Mt.
Application Number:
JP2006511314A
Publication Date:
June 22, 2011
Filing Date:
March 24, 2005
Export Citation:
Assignee:
Shionogi Pharmaceutical Co., Ltd.
International Classes:
C07J63/00; A61K9/19; A61K31/216; A61K47/02; A61P9/00; A61P9/10; A61P9/12; A61P11/06; A61P13/12; A61P25/28; A61P43/00; C07C231/10; C07C231/22; A61K31/56; A61P25/00; C07C233/55
Domestic Patent References:
| JPH07316188A | 1995-12-05 | |||
| JPH0753484A | 1995-02-28 |
Foreign References:
| WO2003080643A1 | 2003-10-02 | |||
| WO1997027314A1 | 1997-07-31 |
Attorney, Agent or Firm:
Kenichi Sugita
Hiromitsu Takayama
Hiromitsu Takayama