Title:
METHOD OF PREPARING THIETHYLPERAZINE OR INTERMEDIATE THEREOF
Document Type and Number:
WIPO Patent Application WO/2015/169241
Kind Code:
A1
Abstract:
Provided is a method of obtaining thiethylperazine or an intermediate thereof, 2-ethylthiophenothiazine, by subjecting prochlorperazine or 2-chlorophenothiazine to a one-step or two-step reaction.
Inventors:
LIU ZHENG (CN)
NIAN YIFENG (CN)
CHEN WEIMING (CN)
NIAN YIFENG (CN)
CHEN WEIMING (CN)
Application Number:
PCT/CN2015/078469
Publication Date:
November 12, 2015
Filing Date:
May 07, 2015
Export Citation:
Assignee:
TOPHARMAN SHANGHAI CO LTD (CN)
TOPHARMAN SHANDONG CO LTD (CN)
TOPHARMAN SHANDONG CO LTD (CN)
International Classes:
C07D279/18; A61K31/5415; A61P1/00; C07D279/20
Domestic Patent References:
| WO2013043744A2 | 2013-03-28 |
Foreign References:
| EP0451675A1 | 1991-10-16 | |||
| GB890912A | 1962-03-07 | |||
| GB828393A | 1960-02-17 |
Other References:
SHI, SHAOHUI ET AL.: "Research Advance in Synthesis of Sulfides", GUANGZHOU CHEMICAL INDUSTRY, vol. 40, no. 6, 31 March 2012 (2012-03-31), pages 1 - 4 and 28
LIU, GANG ET AL.: "Synthesis and Antifungal Activity of 4-Thioquinazoline Compounds", CHINESE JOURNAL OF ORGANIC CHEMISTRY, vol. 28, no. 3, 31 December 2008 (2008-12-31), pages 525 - 530, XP055236022
LIU, GANG ET AL.: "Synthesis and Antifungal Activity of 4-Thioquinazoline Compounds", CHINESE JOURNAL OF ORGANIC CHEMISTRY, vol. 28, no. 3, 31 December 2008 (2008-12-31), pages 525 - 530, XP055236022
Attorney, Agent or Firm:
KINGSOUND & PARTNERS (CN)
北京金信知识产权代理有限公司 (CN)
北京金信知识产权代理有限公司 (CN)
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