DK162983C - Fremgangsmaade til fremstilling af 2,3,5,6-tetrachlorpyridin og 2,3,6-trichlorpyridin - Google Patents
Fremgangsmaade til fremstilling af 2,3,5,6-tetrachlorpyridin og 2,3,6-trichlorpyridinInfo
- Publication number
- DK162983C DK162983C DK567489A DK567489A DK162983C DK 162983 C DK162983 C DK 162983C DK 567489 A DK567489 A DK 567489A DK 567489 A DK567489 A DK 567489A DK 162983 C DK162983 C DK 162983C
- Authority
- DK
- Denmark
- Prior art keywords
- trichloropyridine
- trichlorpyridine
- tetrachlorpyridine
- preparing
- produces
- Prior art date
Links
- GPAKJVMKNDXBHH-UHFFFAOYSA-N 2,3,6-trichloropyridine Chemical compound ClC1=CC=C(Cl)C(Cl)=N1 GPAKJVMKNDXBHH-UHFFFAOYSA-N 0.000 title abstract 3
- FATBKZJZAHWCSL-UHFFFAOYSA-N 2,3,5,6-tetrachloropyridine Chemical compound ClC1=CC(Cl)=C(Cl)N=C1Cl FATBKZJZAHWCSL-UHFFFAOYSA-N 0.000 title abstract 2
- FJNNGKMAGDPVIU-UHFFFAOYSA-N 2,4,6-trichloropyridine Chemical compound ClC1=CC(Cl)=NC(Cl)=C1 FJNNGKMAGDPVIU-UHFFFAOYSA-N 0.000 abstract 1
- FILKGCRCWDMBKA-UHFFFAOYSA-N 2,6-dichloropyridine Chemical compound ClC1=CC=CC(Cl)=N1 FILKGCRCWDMBKA-UHFFFAOYSA-N 0.000 abstract 1
- 238000005660 chlorination reaction Methods 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 abstract 1
- 239000002917 insecticide Substances 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 abstract 1
- 239000012808 vapor phase Substances 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)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5018687A | 1987-05-13 | 1987-05-13 | |
| US5018687 | 1987-05-13 | ||
| US8801596 | 1988-05-12 | ||
| PCT/US1988/001596 WO1988008839A1 (en) | 1987-05-13 | 1988-05-12 | Process for the production of 2,3,5,6-tetrachloropyridine and 2,3,6-trichloropyridine |
| HU378588 | 1988-07-20 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| DK567489D0 DK567489D0 (da) | 1989-11-13 |
| DK567489A DK567489A (da) | 1990-01-11 |
| DK162983B DK162983B (da) | 1992-01-06 |
| DK162983C true DK162983C (da) | 1992-06-01 |
Family
ID=27270028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK567489A DK162983C (da) | 1987-05-13 | 1989-11-13 | Fremgangsmaade til fremstilling af 2,3,5,6-tetrachlorpyridin og 2,3,6-trichlorpyridin |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4785112A (da) |
| EP (2) | EP0363404B1 (da) |
| JP (1) | JP2588268B2 (da) |
| KR (1) | KR910001441B1 (da) |
| AT (1) | ATE119152T1 (da) |
| AU (1) | AU606170B2 (da) |
| CA (1) | CA1301764C (da) |
| DE (1) | DE3853209T2 (da) |
| DK (1) | DK162983C (da) |
| HU (1) | HU204255B (da) |
| IL (1) | IL86360A0 (da) |
| WO (1) | WO1988008839A1 (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5319088A (en) * | 1991-11-26 | 1994-06-07 | Dowelanco | Selective gas phase chlorination of polychlorinated β-picolines to produce 2,3,5,6-tetrachloropyridine and its precursors |
| CN116283745B (zh) * | 2022-12-30 | 2024-09-17 | 重庆华歌生物化学有限公司 | 一种3-氯吡啶制备2,3,6-三氯吡啶联产三氯乙酰氯的方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3186994A (en) * | 1962-10-18 | 1965-06-01 | Dow Chemical Co | Polychloropyridines |
| US3251848A (en) * | 1963-11-12 | 1966-05-17 | Dow Chemical Co | Vapor phase production of 2-chloropyridine and 2, 6-dichloropyridine |
| NL130304C (da) * | 1964-02-12 | |||
| US3420833A (en) * | 1967-09-08 | 1969-01-07 | Dow Chemical Co | Vapor phase production of polychlorinated compounds |
| US3538100A (en) * | 1968-03-15 | 1970-11-03 | Olin Corp | Process for preparing highly chlorinated pyridines |
| GB1532038A (en) * | 1976-10-26 | 1978-11-15 | Ici Ltd | Process for the preparation of 2,3,5-trichloropyridine |
| US4281135A (en) * | 1979-06-11 | 1981-07-28 | The Dow Chemical Company | Preparation of highly chlorinated pyridines |
| IL78341A (en) * | 1986-03-31 | 1989-08-15 | Makhteshim Chem Works Ltd | Method of preparing 2,3,6-trichloropyridine and 2,3,5,6-tetrachloropyridine in the gas phase |
| US4705859A (en) * | 1986-07-22 | 1987-11-10 | The Dow Chemical Company | Polychloropyridine production from polychloro-2,3-lutidines |
-
1988
- 1988-01-19 US US07/145,799 patent/US4785112A/en not_active Expired - Lifetime
- 1988-05-09 CA CA000566310A patent/CA1301764C/en not_active Expired - Fee Related
- 1988-05-12 IL IL86360A patent/IL86360A0/xx not_active IP Right Cessation
- 1988-05-12 AT AT88904890T patent/ATE119152T1/de not_active IP Right Cessation
- 1988-05-12 AU AU17960/88A patent/AU606170B2/en not_active Ceased
- 1988-05-12 WO PCT/US1988/001596 patent/WO1988008839A1/en not_active Ceased
- 1988-05-12 EP EP88904890A patent/EP0363404B1/en not_active Expired - Lifetime
- 1988-05-12 JP JP63504603A patent/JP2588268B2/ja not_active Expired - Fee Related
- 1988-05-12 DE DE3853209T patent/DE3853209T2/de not_active Expired - Fee Related
- 1988-05-12 KR KR1019890700031A patent/KR910001441B1/ko not_active Expired
- 1988-07-13 EP EP88111233A patent/EP0350521A1/en not_active Withdrawn
- 1988-07-20 HU HU883785A patent/HU204255B/hu not_active IP Right Cessation
-
1989
- 1989-11-13 DK DK567489A patent/DK162983C/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU606170B2 (en) | 1991-01-31 |
| ATE119152T1 (de) | 1995-03-15 |
| HUT50321A (en) | 1990-01-29 |
| IL86360A0 (en) | 1988-11-15 |
| US4785112A (en) | 1988-11-15 |
| EP0363404B1 (en) | 1995-03-01 |
| EP0363404A1 (en) | 1990-04-18 |
| HU204255B (en) | 1991-12-30 |
| JP2588268B2 (ja) | 1997-03-05 |
| WO1988008839A1 (en) | 1988-11-17 |
| JPH02504265A (ja) | 1990-12-06 |
| DE3853209D1 (de) | 1995-04-06 |
| AU1796088A (en) | 1988-12-06 |
| EP0363404A4 (en) | 1991-01-30 |
| KR890701561A (ko) | 1989-12-20 |
| EP0350521A1 (en) | 1990-01-17 |
| KR910001441B1 (ko) | 1991-03-07 |
| CA1301764C (en) | 1992-05-26 |
| DK567489A (da) | 1990-01-11 |
| DE3853209T2 (de) | 1995-06-29 |
| DK567489D0 (da) | 1989-11-13 |
| DK162983B (da) | 1992-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK464578A (da) | Fremgangsmaade til fremstilling af 3-substituerede og 6-substituerede 7-oxo-1-azabicyclo (3,2,0) hept-2-en-2-carxylsyrer eller amiier deraf | |
| NO902750D0 (no) | Fremgangsmaate til fremstilling av 3,5,6-substituerte derivater av 1,2-0-isopropyliden-alfa-glukofuranose og mellomprodukter for fremstilling av derivatene. | |
| DK281283A (da) | 2,3-difluor-5-(trifluormethyl)pyridin og fremgangsmaader til fremstilling og anvendelse heraf | |
| DK408183A (da) | Fremgangsmaade til fremstilling af 2-(5,5-disubstitueret 4-oxo-2-imidazolin-2-yl)-nicotinsyrer og quinolin-3-carboxylsyrer | |
| DK162983C (da) | Fremgangsmaade til fremstilling af 2,3,5,6-tetrachlorpyridin og 2,3,6-trichlorpyridin | |
| EP0239904A3 (en) | Method of preparing 2,3,6-trichloropyridine and 2,3,5,6-tetrachloropyridine in the gas phase | |
| DK0965589T3 (da) | Fremgangsmåde og mellemprodukter til fremstillingen af pyridin-2,3-dicarboxylatforbindelser | |
| NL187858C (nl) | Werkwijze voor het bereiden van 2,3,5-trichloropyridine. | |
| NO880543L (no) | Nye 2,6-substituerte pyridinforbindelser og deres anvendelse for ugressbekjempelse. | |
| RU1838300C (ru) | Способ получени галоидпиридинов | |
| IT7947514A0 (it) | Procedimento per la preparazione di 2-(3-inferioralchilammino-2-r1o-pro possi)piridine polisostituite e prodotto ottenuto | |
| SE8005287L (sv) | Forfarande for framstellning av 1,2-dihydro-2-oxo-5-(pyridinyl)nikotinonitriler | |
| NO910163D0 (no) | Fremgangsmaate for fremstilling og anvendelse av pyridin-2,4- og 2,5-dikarboksylsyredi-(nitroksyalkyl)amid. | |
| DK153592A (da) | Fremgangsmåde til fremstilling af 2,3,5,6-tetrachlorpyridin | |
| NO154840C (no) | Analogifremgangsmaate til fremstilling av terapeutisk aktive substituerte 2-amino-3,4-dihydropyridinderivater. | |
| DK0434965T3 (da) | Alkylestere af 5-heterocyclisk-pyridin-2,3-dicarboxylsyrer og 5-heterocyclisk-2-(2-imidazolin-2-yl)pyridiner og fremgangsmå | |
| DK247787D0 (da) | Pyrazol(3,4-b)pyridinderivater, fremgangsmaade og mellemprodukter til fremstilling deraf og anvendelse heraf som midler med herbicid virkning | |
| DK557681A (da) | 1,2-dihydro-5-(pyridinyl)nicotinamidderivater og fremgangsmaade til fremstilling heraf | |
| DK188380A (da) | Fremgangsmaade til fremstilling af 3-substituerede imidazo-(1,2-a)pyridiner | |
| IL57850A (en) | Process for recovering 2,3,5,6-tetrachloropyridine from mixtures of chlorinated pyridines | |
| DE69330284D1 (de) | Chlorierungsverfahren von pyridinderivate | |
| NO162071C (no) | Fremgangsmaate for fremstilling av 6-(1-hydroksy-2-dimetylaminometyl-allyl)-furo-(3,4-c)-pyridin-derivater. | |
| ES502904A0 (es) | Procedimiento de preparar derivados nicotinicos | |
| LV10431A (lv) | 2,4- un 2,5-divaizvietoti piridina N-oksidi to iegusanas panemiens un pielietojums | |
| NZ191243A (en) | Recovering 2,3,5,6-tetrachloropyridine from mixtures of chlorinated pyridines |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |
Country of ref document: DK |