Title:
OLIGOSACCHARIDE DERIVATIVE HAVING HETEROCYCLIC RING
Document Type and Number:
WIPO Patent Application WO/2006/011561
Kind Code:
A1
Abstract:
Disclosed is a medicament for treating and/or preventing diabetes and the like which has excellent activity and safety. Specifically disclosed is a compound represented by the general formula (I) below or a pharmacologically acceptable salt or ester thereof. (I) (In the formula, A represents pyrimidine or the like; R1 represents a C1-6 alkyl, a hydroxymethyl, a C1-6 alkoxymethyl or a C1-6 haloalkyl; R2 and R3 are different from each other and respectively represent a C1-6 alkyl, a hydroxymethyl, a C1-6 alkoxymethyl or a C1-6 haloalkyl; R4 represents a C1-6 alkyl, a C1-6 alkoxy, a C1-6 hydroxyalkyl, a C1-6 haloalkyl, a hydroxyl group or a hydrogen atom; and R5, R6 and R7 respectively represent a C1-6 alkyl, a C1-6 alkoxy, a C1-6 hydroxyalkyl, a C1-6 haloalkyl, a hydroxyl group, a hydrogen atom or a halogen atom.)
Inventors:
HONDA TAKASHI
IZUMI MASANORI
IZUMI MASANORI
Application Number:
PCT/JP2005/013854
Publication Date:
February 02, 2006
Filing Date:
July 28, 2005
Export Citation:
Assignee:
SANKYO CO (JP)
HONDA TAKASHI
IZUMI MASANORI
HONDA TAKASHI
IZUMI MASANORI
International Classes:
C07H17/02; A61K31/7056; A61P3/10; A61P43/00
Domestic Patent References:
| WO2000050434A1 | 2000-08-31 | |||
| WO2001094367A1 | 2001-12-13 | |||
| WO2004067542A1 | 2004-08-12 |
Foreign References:
| JP2000044589A | 2000-02-15 | |||
| JPH02215394A | 1990-08-28 |
Other References:
UCHIDA R. ET AL.: "Synthesis of new N-containing malto-oligosaccarides alpha-amylase inhibitors, and their biological activitis.", CHEMICAL & PHARMACEUTICAL BULLETIN, vol. 47, no. 2, 1999, pages 187 - 193, XP002197612
Attorney, Agent or Firm:
Yaguchi, Toshiaki c/o SANKYO COMPANY (LIMITED 2-58, Hiromachi 1-chom, Shinagawa-ku Tokyo 10, JP)
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