CS222175B2 - Method of preparation of the 3,4,6-trichlor-or 3,5,6-trichlor-2-picoline acid - Google Patents

Method of preparation of the 3,4,6-trichlor-or 3,5,6-trichlor-2-picoline acid Download PDF

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Publication number
CS222175B2
CS222175B2 CS804694A CS469480A CS222175B2 CS 222175 B2 CS222175 B2 CS 222175B2 CS 804694 A CS804694 A CS 804694A CS 469480 A CS469480 A CS 469480A CS 222175 B2 CS222175 B2 CS 222175B2
Authority
CS
Czechoslovakia
Prior art keywords
acid
cathode
tet
trichloro
silver
Prior art date
Application number
CS804694A
Other languages
Czech (cs)
English (en)
Inventor
Demetrios Kyriacou
Fred Y Edamura
Jim Love
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.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of CS222175B2 publication Critical patent/CS222175B2/cs

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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
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • C25B11/081—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound the element being a noble metal
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/01—Products
    • C25B3/05—Heterocyclic compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/01—Products
    • C25B3/07—Oxygen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/01—Products
    • C25B3/09—Nitrogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/01—Products
    • C25B3/11—Halogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/25—Reduction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Pyridine Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Electrolytic Production Of Metals (AREA)
CS804694A 1979-07-02 1980-07-01 Method of preparation of the 3,4,6-trichlor-or 3,5,6-trichlor-2-picoline acid CS222175B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/054,130 US4217185A (en) 1979-07-02 1979-07-02 Electrolytic production of certain trichloropicolinic acids and/or 3,6-dichloropicolinic acid

Publications (1)

Publication Number Publication Date
CS222175B2 true CS222175B2 (en) 1983-05-27

Family

ID=21988973

Family Applications (1)

Application Number Title Priority Date Filing Date
CS804694A CS222175B2 (en) 1979-07-02 1980-07-01 Method of preparation of the 3,4,6-trichlor-or 3,5,6-trichlor-2-picoline acid

Country Status (22)

Country Link
US (1) US4217185A (da)
EP (1) EP0023077B1 (da)
JP (1) JPS569382A (da)
KR (1) KR840000447B1 (da)
AR (1) AR225441A1 (da)
AU (1) AU529604B2 (da)
BR (1) BR8004103A (da)
CA (1) CA1142877A (da)
CS (1) CS222175B2 (da)
DD (1) DD152366A5 (da)
DE (1) DE3068297D1 (da)
DK (1) DK152591C (da)
ES (1) ES491777A0 (da)
GB (1) GB2056492B (da)
HU (1) HU182150B (da)
IL (1) IL59928A (da)
IN (1) IN152627B (da)
MY (1) MY8500086A (da)
NZ (1) NZ193544A (da)
SU (1) SU1077568A3 (da)
UA (1) UA6322A1 (da)
ZA (1) ZA802659B (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334074A (en) * 1981-02-02 1982-06-08 The Dow Chemical Company Method of recovering 3,6-dichloropicolinic acid from basic aqueous solutions of salts thereof
US4533454A (en) * 1981-09-28 1985-08-06 The Dow Chemical Company Electrolytic cell comprising stainless steel anode, basic aqueous electrolyte and a cathode at which tetrachloro-2-picolinate ions can be selectively reduced in high yield to 3,6-dichloropicolinate ions
EP0209611A1 (en) * 1985-07-18 1987-01-28 The Dow Chemical Company Electrolytic cell comprising stainless steel anode and a process for preparing polychloropicolinate anions
US4592811A (en) * 1981-09-28 1986-06-03 The Dow Chemical Company Electrolytic cell comprising stainless steel anode, basic aqueous electrolyte and a cathode at which tetrachloro-2-picolinate ions can be selectively reduced in high yield to 3,6-dichloropicolinate ions _
US4460441A (en) * 1982-08-31 1984-07-17 The Dow Chemical Company Expanded metal as more efficient form of silver cathode for electrolytic reduction of polychloropicolinate anions
JPS60187355A (ja) * 1983-12-05 1985-09-24 Tipton Mfg Corp 水中選別方法および装置
US4497697A (en) * 1984-03-02 1985-02-05 The Dow Chemical Company Electrolytic preparation of 3,6-dichloropicolinic acid
JPH0670277B2 (ja) * 1984-06-14 1994-09-07 ザ・ダウ・ケミカル・カンパニー ポリクロロピコリネートアニオンの電解還元用エキスパンデッドメタル銀電極
US4755266A (en) * 1986-07-11 1988-07-05 The Dow Chemical Company Process for silver cathode activation
US4778576A (en) * 1986-07-31 1988-10-18 The Dow Chemical Company Nickel alloy anodes for electrochemical dechlorination
GB8712989D0 (en) * 1987-06-03 1987-07-08 Ici Plc Electrochemical process
DE19620861A1 (de) * 1996-05-23 1997-11-27 Basf Ag Verfahren zur elektrochemischen Reduktion organischer Verbindungen
KR100493831B1 (ko) * 1997-09-05 2005-06-08 바스프 악티엔게젤샤프트 유기 화합물의 전기화학적 환원
CA2396253C (en) * 2000-01-14 2009-05-26 Dow Agrosciences Llc Selective electrochemical reduction of halogenated 4-aminopicolinic acids
DE10234285B4 (de) * 2002-07-26 2006-12-07 Heraeus Kulzer Gmbh Vorrichtung zur galvanischen Abscheidung prothetischer, metallischer Dentalformteile
US7842178B2 (en) * 2005-04-18 2010-11-30 University Of Iowa Research Foundation Magnet incorporated electrically conductive electrodes
CN100436648C (zh) * 2005-12-16 2008-11-26 浙江工业大学 3,6-二氯吡啶甲酸的电解合成方法及设备
DE202006008329U1 (de) * 2006-03-30 2006-08-10 Leica Microsystems Nussloch Gmbh Mikrotom
US7666293B2 (en) * 2007-10-04 2010-02-23 Dow Agrosciences Llc Electrochemical reduction of halogenated 4-aminopicolinic acids
CN101235515B (zh) * 2008-02-27 2010-06-23 浙江工业大学 一种活性银电极的制备方法
JP5818803B2 (ja) * 2009-10-27 2015-11-18 ダウ アグロサイエンシィズ エルエルシー 銀陰極活性化の改良
CN102732911B (zh) * 2012-06-18 2016-01-13 北京颖泰嘉和生物科技股份有限公司 用于电解合成3,6-二氯吡啶甲酸的电极、电解设备和方法
US9440923B2 (en) * 2014-08-06 2016-09-13 Dow Agrosciences Llc Process for the preparation of 4,5,6-trichloropicolinic acid
CN105671588B (zh) * 2016-03-22 2018-03-27 浙江埃森化学有限公司 3,4,5,6‑四氯吡啶‑2‑甲酸催化电解制备3,6‑二氯吡啶‑2‑甲酸的方法
CN108611656B (zh) * 2016-12-12 2019-07-30 利尔化学股份有限公司 一种4-氨基-3,6-二氯吡啶-2-甲酸的合成方法
CN107382843A (zh) * 2017-07-24 2017-11-24 连云港埃森化学有限公司 一种3,6‑二氯吡啶甲酸钾的合成工艺
CN110656345B (zh) * 2019-08-23 2021-06-08 浙江工业大学 一种4-氨基-3,6-二氯吡啶甲酸的电解合成方法
CN119592966B (zh) * 2024-12-24 2025-10-10 浙江工业大学 高选择性脱氯电催化合成酯类化合物的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377160A (en) * 1964-12-31 1968-04-09 Allis Chalmers Mfg Co Process of making a high surface area silver catalyst
DE1567689A1 (de) * 1965-10-09 1970-06-11 Barthel Dipl Chem Guenter Elektrode fuer die elektrolytische Zerlegung von Salzsaeure und Verfahren zu ihrer Herstellung
US3687826A (en) * 1971-01-25 1972-08-29 Dow Chemical Co Electrolytic reduction of polyhaloquinoline and polyhaloisoquinoline
US3694332A (en) * 1971-03-05 1972-09-26 Dow Chemical Co Electrolytic reduction of halogenated pyridines
US3677916A (en) * 1971-03-11 1972-07-18 Dow Chemical Co Electrolytic reduction of 1,2,3,4-tetrachlorobenzene to obtain 1,2,4-trichlorobenzene
US3971799A (en) * 1974-12-27 1976-07-27 The Dow Chemical Company Preparation of 3,5,6-trichloropicolinic acid

Also Published As

Publication number Publication date
SU1077568A3 (ru) 1984-02-29
BR8004103A (pt) 1981-01-27
GB2056492A (en) 1981-03-18
MY8500086A (en) 1985-12-31
DE3068297D1 (en) 1984-07-26
JPS6249357B2 (da) 1987-10-19
CA1142877A (en) 1983-03-15
AU529604B2 (en) 1983-06-16
GB2056492B (en) 1983-04-27
IL59928A (en) 1984-02-29
IL59928A0 (en) 1980-06-30
JPS569382A (en) 1981-01-30
KR830002711A (ko) 1983-05-30
KR840000447B1 (ko) 1984-04-07
ZA802659B (en) 1981-07-29
ES8106564A1 (es) 1981-07-01
DD152366A5 (de) 1981-11-25
ES491777A0 (es) 1981-07-01
DK152591C (da) 1988-09-12
EP0023077A2 (en) 1981-01-28
UA6322A1 (uk) 1994-12-29
EP0023077A3 (en) 1981-06-03
NZ193544A (en) 1983-06-14
HU182150B (en) 1983-12-28
IN152627B (da) 1984-02-25
AR225441A1 (es) 1982-03-31
DK152591B (da) 1988-03-21
EP0023077B1 (en) 1984-06-20
US4217185A (en) 1980-08-12
AU5799080A (en) 1981-01-15
DK229680A (da) 1981-01-03

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