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Title:
CRYSTAL OF 1,2-DIHYDROPYRIDINE COMPOUND (TYPE IV)
Document Type and Number:
WIPO Patent Application WO/2007/072868
Kind Code:
A1
Abstract:
Disclosed is a crystal of 3-(2-cyanophenyl)-5-(2-pyridyl)- 1-phenyl-1,2-dihydropyridin-2-one which is characterized by having a diffraction peak at a diffraction angle (2θ±0.2˚) of 15.4˚ in the powder X-ray diffraction pattern.

Inventors:
URAWA YOSHIO (JP)
ARIMOTO ITARU (JP)
Application Number:
PCT/JP2006/325394
Publication Date:
June 28, 2007
Filing Date:
December 20, 2006
Export Citation:
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Assignee:
EISAI R&D MAN CO LTD (JP)
URAWA YOSHIO (JP)
ARIMOTO ITARU (JP)
International Classes:
C07D213/64; A61K31/444; A61P1/08; A61P9/00; A61P9/10; A61P13/02; A61P25/00; A61P25/02; A61P25/04; A61P25/14; A61P25/16; A61P25/18; A61P25/22; A61P25/28; A61P25/30; A61P27/06; A61P31/18; A61P39/00; A61P43/00
Domestic Patent References:
WO2006004107A12006-01-12
WO2001096308A12001-12-20
Attorney, Agent or Firm:
HASEGAWA, Yoshiki et al. (Ginza First Bldg. 10-6 Ginza 1-chome, Chuo-k, Tokyo 61, JP)
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