ATE82963T1 - Verfahren zur herstellung von 2,3,5,6tetrachlorpyridin. - Google Patents
Verfahren zur herstellung von 2,3,5,6tetrachlorpyridin.Info
- Publication number
- ATE82963T1 ATE82963T1 AT87110934T AT87110934T ATE82963T1 AT E82963 T1 ATE82963 T1 AT E82963T1 AT 87110934 T AT87110934 T AT 87110934T AT 87110934 T AT87110934 T AT 87110934T AT E82963 T1 ATE82963 T1 AT E82963T1
- Authority
- AT
- Austria
- Prior art keywords
- pentachloropyridine
- preparation
- alkylsulfoxides
- tetramethylsulfone
- tetrachloropyridine
- Prior art date
Links
- DNDPLEAVNVOOQZ-UHFFFAOYSA-N 2,3,4,5,6-pentachloropyridine Chemical compound ClC1=NC(Cl)=C(Cl)C(Cl)=C1Cl DNDPLEAVNVOOQZ-UHFFFAOYSA-N 0.000 abstract 2
- FATBKZJZAHWCSL-UHFFFAOYSA-N 2,3,5,6-tetrachloropyridine Chemical compound ClC1=CC(Cl)=C(Cl)N=C1Cl FATBKZJZAHWCSL-UHFFFAOYSA-N 0.000 abstract 1
- -1 C-5 alcohols Chemical class 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 125000005910 alkyl carbonate group Chemical group 0.000 abstract 1
- 125000005360 alkyl sulfoxide group Chemical group 0.000 abstract 1
- 150000003863 ammonium salts Chemical class 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen 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
- C07D213/61—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Liquid Crystal Substances (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Special Wing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/909,443 US4703123A (en) | 1986-09-19 | 1986-09-19 | Process for producing 2,3,5,6-tetrachloropyridine |
| EP87110934A EP0261348B1 (de) | 1986-09-19 | 1987-07-28 | Verfahren zur Herstellung von 2,3,5,6-Tetrachlorpyridin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE82963T1 true ATE82963T1 (de) | 1992-12-15 |
Family
ID=25427235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT87110934T ATE82963T1 (de) | 1986-09-19 | 1987-07-28 | Verfahren zur herstellung von 2,3,5,6tetrachlorpyridin. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4703123A (de) |
| EP (1) | EP0261348B1 (de) |
| JP (1) | JPS6383070A (de) |
| AT (1) | ATE82963T1 (de) |
| AU (1) | AU604742B2 (de) |
| BR (1) | BR8705168A (de) |
| CA (1) | CA1310650C (de) |
| DE (1) | DE3782901T2 (de) |
| ES (1) | ES2052523T3 (de) |
| FI (1) | FI874085A7 (de) |
| HU (1) | HU201741B (de) |
| IL (1) | IL83890A (de) |
| NZ (1) | NZ221203A (de) |
| SU (1) | SU1621810A3 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4804764A (en) * | 1986-09-19 | 1989-02-14 | The Dow Chemical Company | Process for producing 2,3,5,6-tetrachloropyridine |
| US4865831A (en) * | 1988-02-26 | 1989-09-12 | The Dow Chemical Company | Recovery of zinc and ammonium chloride |
| WO2000003989A1 (en) | 1998-07-15 | 2000-01-27 | Reilly Industries, Inc. | Dechlorination of pyridines in acidic, zinc-containing mediums |
| CN106316940B (zh) * | 2016-08-15 | 2019-07-23 | 中南大学 | 一种2,3,5,6-四氯吡啶合成及联产四氧化三锰的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3993654A (en) * | 1974-05-16 | 1976-11-23 | The Dow Chemical Company | Preparation of tetrachloropyridine |
| US4133675A (en) * | 1976-07-23 | 1979-01-09 | Ciba-Geigy Corporation | Pyridyloxy-phenoxy-alkanecarboxylic acid derivatives which are effective as herbicides and as agents regulating plant growth |
| US4259495A (en) * | 1979-09-10 | 1981-03-31 | Ciba-Geigy Corporation | Process for producing 2,3,5,6-tetrachloropyridine |
-
1986
- 1986-09-19 US US06/909,443 patent/US4703123A/en not_active Expired - Fee Related
-
1987
- 1987-07-27 NZ NZ221203A patent/NZ221203A/xx unknown
- 1987-07-28 EP EP87110934A patent/EP0261348B1/de not_active Expired - Lifetime
- 1987-07-28 CA CA000543118A patent/CA1310650C/en not_active Expired - Fee Related
- 1987-07-28 AT AT87110934T patent/ATE82963T1/de not_active IP Right Cessation
- 1987-07-28 ES ES87110934T patent/ES2052523T3/es not_active Expired - Lifetime
- 1987-07-28 DE DE8787110934T patent/DE3782901T2/de not_active Expired - Fee Related
- 1987-08-19 AU AU77195/87A patent/AU604742B2/en not_active Ceased
- 1987-09-09 JP JP62226231A patent/JPS6383070A/ja active Pending
- 1987-09-14 SU SU874203298A patent/SU1621810A3/ru active
- 1987-09-14 IL IL83890A patent/IL83890A/xx not_active IP Right Cessation
- 1987-09-15 BR BR8705168A patent/BR8705168A/pt unknown
- 1987-09-18 HU HU874175A patent/HU201741B/hu not_active IP Right Cessation
- 1987-09-18 FI FI874085A patent/FI874085A7/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR8705168A (pt) | 1988-05-24 |
| SU1621810A3 (ru) | 1991-01-15 |
| AU604742B2 (en) | 1991-01-03 |
| JPS6383070A (ja) | 1988-04-13 |
| EP0261348B1 (de) | 1992-12-02 |
| DE3782901D1 (de) | 1993-01-14 |
| IL83890A0 (en) | 1988-02-29 |
| HUT48213A (en) | 1989-05-29 |
| FI874085L (fi) | 1988-03-20 |
| IL83890A (en) | 1991-06-30 |
| NZ221203A (en) | 1989-03-29 |
| EP0261348A2 (de) | 1988-03-30 |
| AU7719587A (en) | 1988-03-24 |
| FI874085A0 (fi) | 1987-09-18 |
| HU201741B (en) | 1990-12-28 |
| ES2052523T3 (es) | 1994-07-16 |
| DE3782901T2 (de) | 1993-04-08 |
| CA1310650C (en) | 1992-11-24 |
| FI874085A7 (fi) | 1988-03-20 |
| US4703123A (en) | 1987-10-27 |
| EP0261348A3 (en) | 1989-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR9002976A (pt) | Composto heterociclico condensado,processo para preparar o mesmo,composicao fungicida e composto de acido carboxilico heterociclico condensado | |
| ES2000910A6 (es) | Procedimiento para preparar piridina-2,3-dicarboxilatos sustituidos y disustituidos | |
| AR241784A1 (es) | Procedimiento para la preparacion de nuevos 2-(guanidino n-sustituido)-4-heteroaril-tiazoles. | |
| DE3869314D1 (de) | Verfahren zur herstellung von alkalimetallsalzen der 2-pyrrolidon-5-carbonsaeure. | |
| ATE82963T1 (de) | Verfahren zur herstellung von 2,3,5,6tetrachlorpyridin. | |
| DE58908590D1 (de) | Verfahren zur Herstellung von 4,5-Dichlor-6-ethylpyrimidin. | |
| ATE113594T1 (de) | Verfahren zur herstellung von sulfonylharnstoff- derivaten. | |
| KR850001213A (ko) | 이미다조[1,5-a] 피리미딘 유도체의 제조방법 | |
| DE3769730D1 (de) | Verfahren zur herstellung von isothiazolonen. | |
| DE3852506D1 (de) | Verfahren zur Herstellung von Halogensulfonyl-substituierten Pyridinen. | |
| ATE9998T1 (de) | Verfahren zur reinigung von nicotinsaeureamid i. | |
| DE3781189D1 (de) | Verfahren zur herstellung von oxazinobenzothiazin-6,6-dioxidderivaten. | |
| BG47945A3 (bg) | Метод за получаване на органичен цинков комплекс | |
| KR840006238A (ko) | 신규 α-아릴-α-피리딜알카노인산 유도체의 제조방법 | |
| ATE80150T1 (de) | Verfahren zur wiedergewinnung von alpha-aminoalkoholen. | |
| ATE13041T1 (de) | Verfahren zur herstellung von tertiaeren sulfoniummontmorilloniten und ihre verwendung. | |
| KR870002089A (ko) | 아미디노 아졸의 제조방법 | |
| ATE6654T1 (de) | Loesungen von natriumalkylen in kohlenwasserstoffen und verfahren zur herstellung dieser loesungen. | |
| FI853089A0 (fi) | Foerfarande foer syntetisering av farmakologiskt aktiva foereningar och mellanprodukter av denna syntes. | |
| BG30328A3 (en) | Method for obtaining of o, o- dimethyl- o, 2, 2- dichlorvinyl- phosphate | |
| ES8202812A1 (es) | Procedimiento para la preparacion de nuevas carboxamidas vi-nilogas | |
| ATE77373T1 (de) | Verfahren zur herstellung von chinolinsaeurederivaten. | |
| JPS5461185A (en) | Nucleic acid base derivatives | |
| ATE88681T1 (de) | Verfahren zur verhinderung des wachstums von kleinlebewesen in waessrigen fluessigkeiten. | |
| KR890006595A (ko) | 디할로겐 치환 티오시아노 피리미딘 유도체, 그의 제조방법 및 농원예용 살균제 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |