KR830002711A - 트리클로로 피코린산류의 전해 환원법 - Google Patents
트리클로로 피코린산류의 전해 환원법Info
- Publication number
- KR830002711A KR830002711A KR1019800002517A KR800002517A KR830002711A KR 830002711 A KR830002711 A KR 830002711A KR 1019800002517 A KR1019800002517 A KR 1019800002517A KR 800002517 A KR800002517 A KR 800002517A KR 830002711 A KR830002711 A KR 830002711A
- Authority
- KR
- South Korea
- Prior art keywords
- trichloro
- electrolytic reduction
- acid
- picorinic
- picolinic acids
- Prior art date
Links
Classifications
-
- 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
-
- 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
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)
- Electrolytic Production Of Metals (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (2)
- 수용성 염기 존재하에서 클로이드성 수화성 산화은 입자를 전해 환원시켜 제조된 은 미세결정의 표면층을 갖는 음극을 사용해서, 피코린산의 염기수용성 교반 용액에서 양극에서 음극으로 직류 전류를 통하는 것을 특징으로하여 테트라클로로-, 3,4,6-트리클로로-또는 3,5,6-트리클로로-2-피코린산과 같은 피코린산의 4-또는 5-위치 염소 치환제를 전해 환원시켜 그 수소치환제를 제조하는 방법.
- ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US054130 | 1979-07-02 | ||
US06/054,130 US4217185A (en) | 1979-07-02 | 1979-07-02 | Electrolytic production of certain trichloropicolinic acids and/or 3,6-dichloropicolinic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
KR830002711A true KR830002711A (ko) | 1983-05-30 |
KR840000447B1 KR840000447B1 (ko) | 1984-04-07 |
Family
ID=21988973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019800002517A KR840000447B1 (ko) | 1979-07-02 | 1980-06-26 | 트리클로로 피코린산류의 전해 환원법 |
Country Status (22)
Country | Link |
---|---|
US (1) | US4217185A (ko) |
EP (1) | EP0023077B1 (ko) |
JP (1) | JPS569382A (ko) |
KR (1) | KR840000447B1 (ko) |
AR (1) | AR225441A1 (ko) |
AU (1) | AU529604B2 (ko) |
BR (1) | BR8004103A (ko) |
CA (1) | CA1142877A (ko) |
CS (1) | CS222175B2 (ko) |
DD (1) | DD152366A5 (ko) |
DE (1) | DE3068297D1 (ko) |
DK (1) | DK152591C (ko) |
ES (1) | ES8106564A1 (ko) |
GB (1) | GB2056492B (ko) |
HU (1) | HU182150B (ko) |
IL (1) | IL59928A (ko) |
IN (1) | IN152627B (ko) |
MY (1) | MY8500086A (ko) |
NZ (1) | NZ193544A (ko) |
SU (1) | SU1077568A3 (ko) |
UA (1) | UA6322A1 (ko) |
ZA (1) | ZA802659B (ko) |
Families Citing this family (27)
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 |
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 |
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 |
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 |
CA2302769A1 (en) * | 1997-09-05 | 1999-03-18 | Basf Aktiengesellschaft | Electrochemical reduction of organic compounds |
JP4615809B2 (ja) * | 2000-01-14 | 2011-01-19 | ダウ・アグロサイエンス・エル・エル・シー | ハロゲン化された4−アミノピコリン酸類の選択的な電気化学的還元 |
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 |
CN106573890A (zh) * | 2014-08-06 | 2017-04-19 | 美国陶氏益农公司 | 制备4,5,6‑三氯吡啶甲酸的方法 |
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 |
Family Cites Families (6)
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 |
-
1979
- 1979-07-02 US US06/054,130 patent/US4217185A/en not_active Expired - Lifetime
-
1980
- 1980-04-22 CA CA000350346A patent/CA1142877A/en not_active Expired
- 1980-04-25 IL IL59928A patent/IL59928A/xx unknown
- 1980-04-28 NZ NZ193544A patent/NZ193544A/xx unknown
- 1980-05-01 AU AU57990/80A patent/AU529604B2/en not_active Ceased
- 1980-05-02 ZA ZA00802659A patent/ZA802659B/xx unknown
- 1980-05-05 IN IN520/CAL/80A patent/IN152627B/en unknown
- 1980-05-21 GB GB8016731A patent/GB2056492B/en not_active Expired
- 1980-05-21 DE DE8080301684T patent/DE3068297D1/de not_active Expired
- 1980-05-21 EP EP80301684A patent/EP0023077B1/en not_active Expired
- 1980-05-23 ES ES491777A patent/ES8106564A1/es not_active Expired
- 1980-05-28 DK DK229680A patent/DK152591C/da active
- 1980-05-29 AR AR281229A patent/AR225441A1/es active
- 1980-06-23 JP JP8503680A patent/JPS569382A/ja active Granted
- 1980-06-26 KR KR1019800002517A patent/KR840000447B1/ko active
- 1980-06-30 BR BR8004103A patent/BR8004103A/pt not_active IP Right Cessation
- 1980-07-01 DD DD80222307A patent/DD152366A5/de unknown
- 1980-07-01 SU SU802940707A patent/SU1077568A3/ru active
- 1980-07-01 UA UA2940707A patent/UA6322A1/uk unknown
- 1980-07-01 CS CS804694A patent/CS222175B2/cs unknown
- 1980-07-02 HU HU801644A patent/HU182150B/hu unknown
-
1985
- 1985-12-30 MY MY86/85A patent/MY8500086A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES491777A0 (es) | 1981-07-01 |
GB2056492B (en) | 1983-04-27 |
DK152591C (da) | 1988-09-12 |
EP0023077A3 (en) | 1981-06-03 |
US4217185A (en) | 1980-08-12 |
JPS569382A (en) | 1981-01-30 |
DK229680A (da) | 1981-01-03 |
MY8500086A (en) | 1985-12-31 |
JPS6249357B2 (ko) | 1987-10-19 |
AU5799080A (en) | 1981-01-15 |
GB2056492A (en) | 1981-03-18 |
BR8004103A (pt) | 1981-01-27 |
IN152627B (ko) | 1984-02-25 |
CA1142877A (en) | 1983-03-15 |
DK152591B (da) | 1988-03-21 |
UA6322A1 (uk) | 1994-12-29 |
SU1077568A3 (ru) | 1984-02-29 |
AR225441A1 (es) | 1982-03-31 |
KR840000447B1 (ko) | 1984-04-07 |
IL59928A0 (en) | 1980-06-30 |
DD152366A5 (de) | 1981-11-25 |
DE3068297D1 (en) | 1984-07-26 |
ES8106564A1 (es) | 1981-07-01 |
EP0023077A2 (en) | 1981-01-28 |
ZA802659B (en) | 1981-07-29 |
AU529604B2 (en) | 1983-06-16 |
CS222175B2 (en) | 1983-05-27 |
HU182150B (en) | 1983-12-28 |
NZ193544A (en) | 1983-06-14 |
IL59928A (en) | 1984-02-29 |
EP0023077B1 (en) | 1984-06-20 |
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