Title:
CRYSTAL FORM OF REBAUDIOSIDE B AND PREPARATION PROCESS THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/161985
Kind Code:
A1
Abstract:
The present invention relates to a naturally-extracted high-sweetener stevioside, and in particular to a new crystal form of a rebaudioside B, and a preparation process therefor and a use thereof. The new crystal form is fully characterized by solid chemical analysis methods such as XRPD, DSC, TGA and DVS. It is found that the new crystal form has the advantages of high crystallinity, good stability, good water solubility and low hygroscopicity, and the crystal form is suitable for fields with extensive applications. The preparation method according to the present invention is simple and easily operable, features high selectivity and reproduciblity, and a target crystal form may be stably obtained.
Inventors:
ZHU LIPING (CN)
MEI XUEFENG (CN)
HUANG YING (CN)
WANG JIANRONG (CN)
MEI XUEFENG (CN)
HUANG YING (CN)
WANG JIANRONG (CN)
Application Number:
PCT/CN2017/074115
Publication Date:
September 28, 2017
Filing Date:
February 20, 2017
Export Citation:
Assignee:
ZHUCHENG HAOTIAN PHARM CO LTD (CN)
International Classes:
C07H15/256; A23L2/60; A61K47/26; C07H1/00
Domestic Patent References:
| WO2012082493A1 | 2012-06-21 |
Foreign References:
| CN105646616A | 2016-06-08 | |||
| CN102093447A | 2011-06-15 |
Attorney, Agent or Firm:
XU & PARTNERS, LLC. (CN)
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