Title:
CRYSTAL OF α-GLUCOSYL HESPERIDIN AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2013/018779
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a novel crystal of α-glucosyl hesperidin, of which the crystal structure is elucidated; a powder substantially comprising the crystal; and use of the powder as a material for a medicinal agent. The purpose can be achieved by providing: a crystal of α-glucosyl hesperidin, which has a crystallographic space group of P21, and of which the unit lattice has a lattice constant a of 13.983 Å, a lattice constant b of 7.620 Å and a lattice constant c of 20.065 Å, and which is a monoclinic crystal wherein α = γ = 90˚ and β = 93.475˚; a powder substantially comprising the crystal; and use of the powder as a material for a medicinal agent.
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Inventors:
SHIBUYA TAKASHI (JP)
IZAWA SEISUKE (JP)
IZAWA SEISUKE (JP)
Application Number:
PCT/JP2012/069378
Publication Date:
February 07, 2013
Filing Date:
July 30, 2012
Export Citation:
Assignee:
HAYASHIBARA CO (JP)
SHIBUYA TAKASHI (JP)
IZAWA SEISUKE (JP)
SHIBUYA TAKASHI (JP)
IZAWA SEISUKE (JP)
International Classes:
C07H17/07; A61K31/7048; A61P3/02; A61P9/00; A61P19/02
Domestic Patent References:
| WO1998042859A1 | 1998-10-01 |
Foreign References:
| US5885969A | 1999-03-23 | |||
| US5627157A | 1997-05-06 |
Attorney, Agent or Firm:
SUMA Mitsuo (JP)
Suma Mitsuo (JP)
Suma Mitsuo (JP)
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Claims: