IL131882A - Process for the conversion of 2-(methylthio)-5-(trifluoromethyl)1,3,4-thiadiazole (tda) to 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (tda-sulfone) - Google Patents
Process for the conversion of 2-(methylthio)-5-(trifluoromethyl)1,3,4-thiadiazole (tda) to 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (tda-sulfone)Info
- Publication number
- IL131882A IL131882A IL13188299A IL13188299A IL131882A IL 131882 A IL131882 A IL 131882A IL 13188299 A IL13188299 A IL 13188299A IL 13188299 A IL13188299 A IL 13188299A IL 131882 A IL131882 A IL 131882A
- Authority
- IL
- Israel
- Prior art keywords
- thiadiazole
- trifluoromethyl
- tda
- methylsulfonyl
- methylthio
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
- C07D285/01—Five-membered rings
- C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
- C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
- C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
- C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lubricants (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/153,920 US6031108A (en) | 1998-09-16 | 1998-09-16 | Process for the preparation of 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone) |
Publications (2)
Publication Number | Publication Date |
---|---|
IL131882A0 IL131882A0 (en) | 2001-03-19 |
IL131882A true IL131882A (en) | 2003-04-10 |
Family
ID=22549261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL13188299A IL131882A (en) | 1998-09-16 | 1999-09-14 | Process for the conversion of 2-(methylthio)-5-(trifluoromethyl)1,3,4-thiadiazole (tda) to 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (tda-sulfone) |
Country Status (14)
Country | Link |
---|---|
US (1) | US6031108A (ja) |
EP (1) | EP0987258B1 (ja) |
JP (1) | JP2000095771A (ja) |
CN (1) | CN1162413C (ja) |
AT (1) | ATE353080T1 (ja) |
BR (1) | BR9904201A (ja) |
CA (1) | CA2280668C (ja) |
DE (1) | DE69935029T2 (ja) |
DK (1) | DK0987258T3 (ja) |
ES (1) | ES2281155T3 (ja) |
HU (1) | HUP9903128A3 (ja) |
IL (1) | IL131882A (ja) |
TW (1) | TW509684B (ja) |
ZA (1) | ZA995929B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10229776A1 (de) * | 2002-07-03 | 2004-01-22 | Bayer Cropscience Ag | Verfahren zum Herstellen von heterocyclischen Fluoralkenylsulfonen |
CN102311777A (zh) * | 2011-08-22 | 2012-01-11 | 浙江工业大学 | 一种汽油的过氧乙酸氧化萃取脱硫方法 |
CN106478547B (zh) * | 2016-08-30 | 2019-02-01 | 京博农化科技股份有限公司 | 一种2-甲砜基-5-三氟甲基-1,3,4-噻二唑的合成方法 |
CN106866579B (zh) * | 2017-02-23 | 2019-01-04 | 西华大学 | 除草剂氟噻草胺噻二唑中间体的合成方法 |
CN106905260B (zh) * | 2017-03-02 | 2019-01-11 | 西华大学 | 用于制备除草剂氟噻草胺中间体tda-砜的方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3562284A (en) * | 1968-02-05 | 1971-02-09 | American Cyanamid Co | 2-(substituted) sulfonyl-5-trifluoromethyl-1,3,4-thiadiazoles |
US4203897A (en) * | 1972-10-20 | 1980-05-20 | Fujisawa Pharmaceutical Company, Limited | Penam derivatives |
SE417968B (sv) * | 1972-10-20 | 1981-04-27 | Fujisawa Pharmaceutical Co | Forfarande for framstellning av penamderivat |
DE2533605A1 (de) * | 1975-07-26 | 1977-02-03 | Bayer Ag | Antiparasitenmittel |
US4432847A (en) * | 1976-07-29 | 1984-02-21 | Standard Oil Company (Indiana) | Poly sulfoxides from 1,3,4-thiadiazole-2,5-dithiol |
JPS5748962A (en) * | 1980-09-10 | 1982-03-20 | Nippon Kayaku Co Ltd | Preparation of nitrophenyl-beta-hydroxyethyl-sulfonic acids |
DE3135367A1 (de) * | 1980-09-10 | 1982-07-08 | Nippon Kayaku K.K., Tokyo | "verfahren zur herstellung von nitrophenyl-(beta)-hydroxyaethylsulfid- und -(beta)-hydroxyaethylsulfon-derivaten" |
DE3422861A1 (de) * | 1984-06-20 | 1986-01-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von heteroaryloxyacetamiden |
DE3722320A1 (de) * | 1987-07-07 | 1989-01-19 | Bayer Ag | Mikrobizide mittel |
DE3838432A1 (de) * | 1988-11-12 | 1990-05-17 | Bayer Ag | 2,5-disubstituierte 1,3,4-thiadiazol-derivate, ein verfahren zu ihrer herstellung und ihre verwendung in schaedlingsbekaempfungsmitteln |
DE4005225A1 (de) * | 1990-02-20 | 1991-08-22 | Bayer Ag | Chlorfluormethyl-thiadiazolyloxyessigsaeureamide |
GB9615867D0 (en) * | 1996-07-03 | 1996-09-11 | Merck & Co Inc | Process of preparing phenyl heterocycles useful as cox-2 inhibitors |
-
1998
- 1998-09-16 US US09/153,920 patent/US6031108A/en not_active Expired - Lifetime
-
1999
- 1999-08-25 CA CA002280668A patent/CA2280668C/en not_active Expired - Fee Related
- 1999-09-06 EP EP99116876A patent/EP0987258B1/en not_active Expired - Lifetime
- 1999-09-06 DE DE69935029T patent/DE69935029T2/de not_active Expired - Lifetime
- 1999-09-06 ES ES99116876T patent/ES2281155T3/es not_active Expired - Lifetime
- 1999-09-06 DK DK99116876T patent/DK0987258T3/da active
- 1999-09-06 AT AT99116876T patent/ATE353080T1/de not_active IP Right Cessation
- 1999-09-08 JP JP11254177A patent/JP2000095771A/ja active Pending
- 1999-09-14 IL IL13188299A patent/IL131882A/xx not_active IP Right Cessation
- 1999-09-15 BR BR9904201-0A patent/BR9904201A/pt not_active Application Discontinuation
- 1999-09-15 ZA ZA9905929A patent/ZA995929B/xx unknown
- 1999-09-15 HU HU9903128A patent/HUP9903128A3/hu unknown
- 1999-09-16 CN CNB991188802A patent/CN1162413C/zh not_active Expired - Lifetime
- 1999-10-05 TW TW088115954A patent/TW509684B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2281155T3 (es) | 2007-09-16 |
IL131882A0 (en) | 2001-03-19 |
TW509684B (en) | 2002-11-11 |
EP0987258B1 (en) | 2007-01-31 |
HUP9903128A3 (en) | 2000-08-28 |
EP0987258A1 (en) | 2000-03-22 |
JP2000095771A (ja) | 2000-04-04 |
CN1249305A (zh) | 2000-04-05 |
US6031108A (en) | 2000-02-29 |
CA2280668A1 (en) | 2000-03-16 |
HUP9903128A2 (hu) | 2000-05-28 |
CA2280668C (en) | 2008-06-10 |
DE69935029D1 (de) | 2007-03-22 |
BR9904201A (pt) | 2000-08-15 |
ZA995929B (en) | 2000-04-03 |
CN1162413C (zh) | 2004-08-18 |
ATE353080T1 (de) | 2007-02-15 |
HU9903128D0 (en) | 1999-11-29 |
DE69935029T2 (de) | 2007-07-12 |
DK0987258T3 (da) | 2007-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Patent granted | ||
KB | Patent renewed | ||
KB | Patent renewed | ||
KB | Patent renewed | ||
EXP | Patent expired |