IL83890A - Process for producing 2,3,5,6-tetrachloropyridine - Google Patents

Process for producing 2,3,5,6-tetrachloropyridine

Info

Publication number: IL83890A
Authority: IL; Israel
Prior art keywords: tetrachloropyridine; pentachloropyridine; producing; alkylsulfoxides; tetramethylsulfone
Prior art date: 1986-09-19

Application number

IL83890A

Other languages

English (en)

Other versions

IL83890A0 (en

Inventor

H Murphy Frank

Original Assignee

Dow Chemical Co

Priority date (The priority date 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 date listed.)

1986-09-19

Filing date

1987-09-14

Publication date

1991-06-30

1987-09-14 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1988-02-29 Publication of IL83890A0 publication Critical patent/IL83890A0/xx

1991-06-30 Publication of IL83890A publication Critical patent/IL83890A/xx

Links

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)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)
Liquid Crystal Substances (AREA)
Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Special Wing (AREA)
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

IL83890A 1986-09-19 1987-09-14 Process for producing 2,3,5,6-tetrachloropyridine IL83890A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number	Publication Date
IL83890A0 IL83890A0 (en)	1988-02-29
IL83890A true IL83890A (en)	1991-06-30

Family

ID=25427235

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL83890A IL83890A (en)	1986-09-19	1987-09-14	Process for producing 2,3,5,6-tetrachloropyridine

Country Status (14)

Country	Link
US (1)	US4703123A (fr)
EP (1)	EP0261348B1 (fr)
JP (1)	JPS6383070A (fr)
AT (1)	ATE82963T1 (fr)
AU (1)	AU604742B2 (fr)
BR (1)	BR8705168A (fr)
CA (1)	CA1310650C (fr)
DE (1)	DE3782901T2 (fr)
ES (1)	ES2052523T3 (fr)
FI (1)	FI874085A7 (fr)
HU (1)	HU201741B (fr)
IL (1)	IL83890A (fr)
NZ (1)	NZ221203A (fr)
SU (1)	SU1621810A3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
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
EP1098880A4 (fr)	1998-07-15	2002-10-23	Reilly Ind Inc	Dechloration de pyridines dans des milieux acides contenant du zinc
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)

* Cited by examiner, † Cited by third party
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 DE DE8787110934T patent/DE3782901T2/de not_active Expired - Fee Related
- 1987-07-28 EP EP87110934A patent/EP0261348B1/fr not_active Expired - Lifetime
- 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 CA CA000543118A patent/CA1310650C/fr 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 IL IL83890A patent/IL83890A/xx not_active IP Right Cessation
- 1987-09-14 SU SU874203298A patent/SU1621810A3/ru active
- 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
EP0261348B1 (fr)	1992-12-02
US4703123A (en)	1987-10-27
NZ221203A (en)	1989-03-29
SU1621810A3 (ru)	1991-01-15
BR8705168A (pt)	1988-05-24
ES2052523T3 (es)	1994-07-16
FI874085L (fi)	1988-03-20
CA1310650C (fr)	1992-11-24
DE3782901D1 (de)	1993-01-14
ATE82963T1 (de)	1992-12-15
FI874085A0 (fi)	1987-09-18
AU604742B2 (en)	1991-01-03
HU201741B (en)	1990-12-28
DE3782901T2 (de)	1993-04-08
FI874085A7 (fi)	1988-03-20
EP0261348A3 (en)	1989-07-26
JPS6383070A (ja)	1988-04-13
IL83890A0 (en)	1988-02-29
HUT48213A (en)	1989-05-29
AU7719587A (en)	1988-03-24
EP0261348A2 (fr)	1988-03-30

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Legal Events

Date	Code	Title	Description
1998-09-24	RH	Patent void