Title:
HIGH-PURITY ISOTHIOCYANATE COMPOUND PREPARATION METHOD FOR INDUSTRIAL PRODUCTION
Document Type and Number:
WIPO Patent Application WO/2018/153381
Kind Code:
A9
Abstract:
The present invention provides a high-purity isothiocyanate compound preparation method for industrial production. Specifically, in the method, organic amine and CS2 are used as raw materials to prepare the thiocarbamate, and then desulfurization is carried out, and the high-purity isothiocyanate compound is obtained by using purification, post-processing and other methods. The method in the present invention is suitable for industrial production, is simple in the post-processing, has a high yield rate, and allows the product to have a high purity , and is suitable for the production of the isothiocyanate compound in the pharmaceutical industry.
Inventors:
CHENG JINGCAI (CN)
GU GUOLIN (CN)
HUANG BIAO (CN)
GU GUOLIN (CN)
HUANG BIAO (CN)
Application Number:
PCT/CN2018/077443
Publication Date:
October 11, 2018
Filing Date:
February 27, 2018
Export Citation:
Assignee:
JC WUXI COMPANY INC (CN)
International Classes:
C07C331/24; C07C331/20; C07C331/22
Attorney, Agent or Firm:
XU AND PARTNERS, LLC. (CN)
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