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Patent Searching and Data


Title:
METHOD FOR PREPARING SODIUM TAURATE AS TAURINE INTERMEDIATE, AND METHOD FOR PREPARING TAURINE
Document Type and Number:
WIPO Patent Application WO/2020/238942
Kind Code:
A1
Abstract:
Provided is a method for preparing sodium taurate as a taurine intermediate. The method comprises the following steps: providing sodium hydroxyethyl sulfonate and an ammonia source; and placing the sodium hydroxyethyl sulfonate and the ammonia source in an aminolysis reactor for an aminolysis reaction to obtain a mixture containing sodium taurate as a taurine intermediate, wherein the molar ratio of ammonia in the ammonia source to the sodium hydroxyethyl sulfonate is 25:1 or above. Also provided is a method for preparing taurine.

Inventors:
CHEN ZHIRONG (CN)
YAO XIANGHUA (CN)
PENG JUNHUA (CN)
PAN YINGXIA (CN)
HE XIAOXIANG (CN)
XU SONGHUA (CN)
WU XIAODONG (CN)
FANG XIANG (CN)
Application Number:
CN2020/092547
Publication Date:
December 03, 2020
Filing Date:
May 27, 2020
Export Citation:
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Assignee:
ZHEJIANG NHU CO LTD (CN)
UNIV ZHEJIANG (CN)
SHANGYU NHU BIO CHEM CO LTD (CN)
ZHEJIANG NHU PHARMACEUTICAL CO LTD (CN)
International Classes:
C07C303/32; C07C309/14
Foreign References:
CN210215203U2020-03-31
CN111269151A2020-06-12
US9061976B12015-06-23
US20160355470A12016-12-08
Attorney, Agent or Firm:
HANGZHOU HUAJIN LIANZHE INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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