Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
METHOD FOR PRODUCING HESPERIDIN
Document Type and Number:
Japanese Patent JP2011105646
Kind Code:
A
Abstract:

To provide a method for producing hesperidin, which obtains hesperidin by an efficient process in a high yield.

The method for producing hesperidin includes bringing a citrus fruit into contact with a solvent composed of either or both of water and an organic solvent and performing an extraction treatment while irradiating with a microwave to give an extract (extraction treatment step) and removing a solid component contained in the extract to obtain a clear extract containing hesperidin (hesperidin acquisition step). The amount of the solvent used is 6-25 pts.mass based on 1 pt.mass of the citrus fruit and the extraction temperature is 110-190°C. The extract is cooled to give hesperidin crystal. The citrus fruit is pericarp of Citrus unshiu.


Inventors:
AZUMA JUNICHI
ONISHI KIYOTAKA
Application Number:
JP2009262402A
Publication Date:
June 02, 2011
Filing Date:
November 18, 2009
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIPPON STEEL CHEMICAL CO
International Classes:
C07H17/07; A61K31/7048; A61K36/00; A61K36/75; A61P3/06; A61P9/00; A61P9/14; A61P35/00; A61P37/08
Attorney, Agent or Firm:
Uchida Masaru