DE3889022D1 - Verfahren zur Herstellung von Thiophenderivaten. - Google Patents
Verfahren zur Herstellung von Thiophenderivaten.Info
- Publication number
- DE3889022D1 DE3889022D1 DE3889022T DE3889022T DE3889022D1 DE 3889022 D1 DE3889022 D1 DE 3889022D1 DE 3889022 T DE3889022 T DE 3889022T DE 3889022 T DE3889022 T DE 3889022T DE 3889022 D1 DE3889022 D1 DE 3889022D1
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- thiophene derivatives
- substituted
- alkali metal
- bromine atom
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D333/28—Halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB878716587A GB8716587D0 (en) | 1987-07-14 | 1987-07-14 | Preparing thiophene derivatives |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3889022D1 true DE3889022D1 (de) | 1994-05-19 |
DE3889022T2 DE3889022T2 (de) | 1994-07-21 |
Family
ID=10620641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3889022T Expired - Lifetime DE3889022T2 (de) | 1987-07-14 | 1988-07-12 | Verfahren zur Herstellung von Thiophenderivaten. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4889940A (de) |
EP (1) | EP0299586B1 (de) |
JP (1) | JP2632191B2 (de) |
AT (1) | ATE104293T1 (de) |
DE (1) | DE3889022T2 (de) |
FI (1) | FI90541C (de) |
GB (1) | GB8716587D0 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI93110C (fi) * | 1991-12-09 | 1995-02-27 | Neste Oy | Menetelmä 3-asemassa substituoitujen tiofeenien valmistamiseksi |
KR101023433B1 (ko) * | 2002-01-16 | 2011-03-25 | 얀센 파마슈티카 엔.브이. | 프루칼로프리드-n-옥사이드 |
US7208610B2 (en) * | 2005-01-12 | 2007-04-24 | Honeywell International Inc. | Process for isomerization of 2-halothiophene to 3-halothiophene |
US7205414B2 (en) * | 2005-01-12 | 2007-04-17 | Honeywell International Inc. | Process for the Kumada coupling reaction |
US9534001B2 (en) * | 2006-03-03 | 2017-01-03 | Chemetall Gmbh | Organomagnesium synthesis agent |
CN101768166B (zh) * | 2008-12-30 | 2012-02-15 | 张家港市华盛化学有限公司 | 3,4-烷基二氧噻吩的制备方法 |
CN104529997A (zh) * | 2014-12-30 | 2015-04-22 | 白银摩尔化工有限责任公司 | 一种酸-金属体系还原2,3,5-三溴噻吩生产3-溴噻吩的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0043303B1 (de) * | 1980-07-01 | 1983-09-21 | Rhone-Poulenc Specialites Chimiques | Verfahren zur Isomerisierung und/oder Umlagerung von Polychlorbenzolen |
FR2513991A1 (fr) * | 1981-10-02 | 1983-04-08 | Rhone Poulenc Spec Chim | Procede de chloration de metadihalogenobenzenes |
DE3419555A1 (de) * | 1984-05-25 | 1985-11-28 | Hoechst Ag, 6230 Frankfurt | Verfahren zur isomerisierung halogenierter thiophene |
-
1987
- 1987-07-14 GB GB878716587A patent/GB8716587D0/en active Pending
-
1988
- 1988-06-13 US US07/205,647 patent/US4889940A/en not_active Expired - Lifetime
- 1988-07-12 DE DE3889022T patent/DE3889022T2/de not_active Expired - Lifetime
- 1988-07-12 EP EP88201494A patent/EP0299586B1/de not_active Expired - Lifetime
- 1988-07-12 AT AT88201494T patent/ATE104293T1/de not_active IP Right Cessation
- 1988-07-12 JP JP63171983A patent/JP2632191B2/ja not_active Expired - Lifetime
- 1988-07-12 FI FI883314A patent/FI90541C/fi active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP0299586A3 (en) | 1990-06-13 |
JPS6431777A (en) | 1989-02-02 |
DE3889022T2 (de) | 1994-07-21 |
FI883314A (fi) | 1989-01-15 |
US4889940A (en) | 1989-12-26 |
EP0299586A2 (de) | 1989-01-18 |
FI90541B (fi) | 1993-11-15 |
GB8716587D0 (en) | 1987-08-19 |
FI90541C (fi) | 1994-02-25 |
JP2632191B2 (ja) | 1997-07-23 |
ATE104293T1 (de) | 1994-04-15 |
FI883314A0 (fi) | 1988-07-12 |
EP0299586B1 (de) | 1994-04-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |