2-(メチルスルホニル)-5-(トリフルオロメチル)-1,3,4-チアジアゾールの合成

Title:

2-(メチルスルホニル)-5-(トリフルオロメチル)-1,3,4-チアジアゾールの合成

Document Type and Number:

Japanese Patent JP4472040

Kind Code:

B2

Abstract:

A process for making 2-(methyl sulphonyl)-5-(trifluoro methyl)-1,3,4-thiadiazole comprises oxidising 2-(methyl thio)-5-(fluoro methyl)-1,3,4-thiadiazole (TDA) in a reaction mixture containing glacial acetic acid and an oxidising agent to form a reaction product. The molar ratio of glacial acetic acid to TDA is 0.5:1-1:1.

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Inventors:

Vidyanasa A Prasad
Jaclyn M. Appulgate
Klaus Jeritzhi

Application Number:

JP34997298A

Publication Date:

June 02, 2010

Filing Date:

December 09, 1998

Export Citation:

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Assignee:

BAYER CORPORATION
Bayer Aktiengesellschaft

International Classes:

C07D285/125; B01J31/04; C07B61/00; C07D285/12

Domestic Patent References:

JP64029302A
JP61017575A

Foreign References:

US4005213
US3562284

Attorney, Agent or Firm:

Patent business corporation Odashima patent office
Heigo Odashima

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