AR241244A1 - Metodo para la preparacion de carboxilatos y dicarboxilatos de piridina sustituidos. - Google Patents

Metodo para la preparacion de carboxilatos y dicarboxilatos de piridina sustituidos.

Info

Publication number
AR241244A1
AR241244A1 AR86305709A AR30570986A AR241244A1 AR 241244 A1 AR241244 A1 AR 241244A1 AR 86305709 A AR86305709 A AR 86305709A AR 30570986 A AR30570986 A AR 30570986A AR 241244 A1 AR241244 A1 AR 241244A1
Authority
AR
Argentina
Prior art keywords
preparation
alkyl
substituted
halogen
formula
Prior art date
Application number
AR86305709A
Other languages
English (en)
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of AR241244A1 publication Critical patent/AR241244A1/es

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
    • C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/55—Acids; Esters
    • 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
    • C07D213/80—Acids; Esters in position 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

UN METODO PARA LA PREPARACION DE CARBOXILATOS Y DICARBOXILATOS DE PIRIDINA SUSTITUIDOS INTERMEDIARIO DE HERBICIDAS DE FORMULA (I):DONDE R3 ES H, HALOGENO, ALQUILO, ALQUENILO O FENILO, R4 Y R7 SONALQUILO, FENILO O FURILO; R8 ES ALQUILO O CO2R5; Y R5 Y R6 SON ALQUILO QUE COMPRENDE HACER REACCIONAR UN ALFA-HALO-BETA-CETOESTER DE FORMULA II DONDE R6 Y R8 SON LOS YA DEFINIDOS Y X ES HALOGENO, CON UN ALDEHIDO O CETONA ALFA-BETA INSATURADA DE FORMULA III DONDE R3, R4 Y R7 SON LOS YA DEFINIDOS EN PRESENCIA DE UN MINIMO DE DOS EQUIVALENTES MOLARES DE UNA SAL DE AMONIO EN UN SOLVENTE ORGANICO A UNA TEMPERATURA ENTRE EL AMBIENTE Y EL PUNTO DE EBULLICION DEL SOLVENTE HASTA COMPLETAR LA REACCION.
AR86305709A 1985-10-28 1986-09-16 Metodo para la preparacion de carboxilatos y dicarboxilatos de piridina sustituidos. AR241244A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/791,671 US4723011A (en) 1985-10-28 1985-10-28 Preparation of substituted and disubstituted-pyridine-2,3-dicarboxylate esters

Publications (1)

Publication Number Publication Date
AR241244A1 true AR241244A1 (es) 1992-03-31

Family

ID=25154435

Family Applications (1)

Application Number Title Priority Date Filing Date
AR86305709A AR241244A1 (es) 1985-10-28 1986-09-16 Metodo para la preparacion de carboxilatos y dicarboxilatos de piridina sustituidos.

Country Status (18)

Country Link
US (1) US4723011A (es)
EP (1) EP0220518B1 (es)
JP (1) JPH0768216B2 (es)
KR (1) KR940001774B1 (es)
AR (1) AR241244A1 (es)
AT (1) ATE60758T1 (es)
AU (1) AU592379B2 (es)
BR (1) BR8605210A (es)
CA (1) CA1274831A (es)
CS (1) CS259894B2 (es)
DD (1) DD254000A5 (es)
DE (1) DE3634975C2 (es)
DK (1) DK163505C (es)
ES (1) ES2000910A6 (es)
HU (1) HU198909B (es)
IE (1) IE59324B1 (es)
IL (1) IL80284A (es)
ZA (1) ZA868167B (es)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8605868D0 (en) * 1986-03-10 1986-04-16 Shell Int Research Preparation of heterocyclic compounds
EP0274379B1 (en) * 1987-01-06 1993-06-30 Sugai Chemical Industry Co., Ltd. Process for preparing pyridine-2,3-dicarboxylic acid compounds
JPH0625116B2 (ja) * 1987-07-08 1994-04-06 ダイソー株式会社 ピリジン−２，３−ジカルボン酸誘導体の製造法
US4871859A (en) * 1988-03-02 1989-10-03 Hoechst Celanese Corporation Process for preparing pyridine carboxylic acid esters
WO1989008103A1 (en) * 1988-03-02 1989-09-08 Hoechst Celanese Corporation Process for preparing pyridine carboxylic acid esters
US5047542A (en) * 1988-07-01 1991-09-10 Hoechst Celanese Corporation Process for preparing pyridine carboxylic acid esters
DE68923232T2 (de) * 1988-03-18 1996-01-04 Sugai Chemical Industry Co, Ltd., Wakayama Verfahren zur herstellung von pyridin-2,3-dicarbonsäure-verbindungen.
US5175300A (en) * 1988-03-18 1992-12-29 Sugai Chemical Ind. Co., Ltd. Process for preparing pyridine-2,3-dicarboxylic acid compounds
DE3840554A1 (de) * 1988-12-01 1990-06-13 Wacker Chemie Gmbh Verfahren zur herstellung von pyridin-2,3-dicarbonsaeureestern
US4925944A (en) * 1989-03-21 1990-05-15 American Cyanamid Company Process for the preparation of o-carboxypyridyl- and o-carboxyquinolylimidazolinones
CA2022408A1 (en) * 1989-08-31 1991-03-01 Michael P. Bodman Process for preparing pyridine carboxylic acid derivatives
US5405987A (en) * 1989-08-31 1995-04-11 Hoechst Celanese Corporation Process for preparing pyridine and quinoline derivatives
US5322948A (en) * 1989-08-31 1994-06-21 Hoechst Celanese Corporation Process for preparing pyridinecarboxylic acid derivatives
US5118809A (en) * 1990-06-15 1992-06-02 American Cyanamid Company Process for the preparation of substituted and unsubstituted-2,3-pyridinedicarboxylates from chloromaleate or chlorofumarate or mixtures thereof
EP0461401A1 (en) * 1990-06-15 1991-12-18 American Cyanamid Company Process for the preparation of dialkyl, pyridine-2,3-dicarboxylates and derivatives thereof from dialkyl dichloromaleate
US5124458A (en) * 1990-06-15 1992-06-23 American Cyanamid Company Process for the preparation of dialkyl pyridine-2,3-dicarboxylate and derivatives thereof from dialkyl dichlorosuccinate
US5225560A (en) * 1990-06-15 1993-07-06 American Cyanamid Company Process for the preparation of dialkyl pyridine-2,3-dicarboxylate and derivatives thereof from dialkyl dichlorosuccinate
US5122608A (en) * 1990-12-19 1992-06-16 American Cyanamid Company Method for the preparation of substituted and unsubstituted 2,3-pyridine and quinolinedicarboxylic acids
US5281713A (en) * 1991-12-20 1994-01-25 American Cyanamid Company Process for the manufacture of 2-alkoxymethylacrolein
US5276157A (en) * 1991-12-20 1994-01-04 American Cyanamid Company Process for the purification of 2,3-pyridine and quinolinedicarboxylic acid diester compounds
US5177266A (en) * 1991-12-20 1993-01-05 American Cyanamid Company Proccess for the manufacture of 2-alkoxymethylacrolein
US5208342A (en) * 1992-03-30 1993-05-04 Hoechst Celanese Corporation Conversion of pyridine-2,3-dicarboxylic acid esters to cyclic anhydrides
DE4343923A1 (de) * 1993-12-22 1995-06-29 Basf Ag Pyridin-2,3-dicarbonsäureimide, Verfahren zu ihrer Herstellung und ihre Verwendung zur Bekämpfung unerwünschten Pflanzenwuchses
JPH11508918A (ja) * 1995-07-11 1999-08-03 レイリー・インダストリーズ・インコーポレーテッド キノリン塩基の製造方法
NZ314904A (en) * 1996-06-10 1998-06-26 American Cyanamid Co Preparation of a herbicidal [(5,6-dicarboxy-3-pyridyl)methyl]ammonium halide
US5892050A (en) * 1998-01-28 1999-04-06 American Cyanamid Company Process for the preparation of pyridine dicarboxylate derivatives
US5925764A (en) * 1998-06-15 1999-07-20 Wu; Wen-Xue Process and intermediated for the manufacture of pyridine-2, 3-dicarboxylate compounds
US6080867A (en) * 1998-06-15 2000-06-27 American Cyanamid Company Process and intermediates for the manufacture of pyridine-2,3-dicarboxylate compounds
US7795439B2 (en) * 2004-06-25 2010-09-14 Basf Aktiengesellschaft In-situ treatment of pyridine 2,3-dicarboxylic acid esters with an oxidizing agent
DE102005022043B3 (de) * 2005-05-09 2006-09-28 MAE Maschinen- und Apparatebau Götzen GmbH & Co. KG Verfahren und Vorrichtung zum Richten eines länglichen Werkstückes
US8161289B2 (en) 2005-12-21 2012-04-17 SanDisk Technologies, Inc. Voice controlled portable memory storage device
CN103373958B (zh) * 2012-04-18 2015-11-04 中国中化股份有限公司 5-乙基吡啶-2,3-二甲酸二乙酯的制备方法
EP3782985A1 (en) 2019-08-19 2021-02-24 BASF Agrochemical Products B.V. Process for manufacturing 5-methoxymethylpyridine-2,3-dicarboxylic acid derivatives
CN115403518A (zh) * 2022-09-19 2022-11-29 浙江伟锋药业有限公司 一种5-烷基吡啶-2,3-二羧酸酯的连续流合成工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2453305A1 (de) * 1973-12-05 1975-06-12 Heyden Chem Fab Neue hydrazine, hydrazide und hydrazone von pyrazolo(3,4-b)pyridin-6-carbonsaeuren und -carbonsaeureestern und ihre salze
US4460776A (en) * 1982-05-25 1984-07-17 American Cyanamid Company Process for the preparation of 6-substituted-2,3-pyridinedicarboxylic acid diesters
EP0127883B1 (en) * 1983-06-02 1989-06-07 American Cyanamid Company (2-Imidazolin-2-yl)thieno and furo(2,3-b) and (3,2-b) pyridines and intermediates for the preparation thereof, and use of said compounds as herbicidal agents.
US4748244A (en) * 1984-05-11 1988-05-31 Ciba-Geigy Corporation Process for the preparation of pyridine-2-3-dicarboxylic acid derivatives, and novel 1-amino-1,4-dihydropyridine-2-3-diarboxylic acid derivatives

Also Published As

Publication number Publication date
ZA868167B (en) 1987-06-24
JPS62106081A (ja) 1987-05-16
DK512586A (da) 1987-04-29
IE862605L (en) 1987-04-28
KR870003989A (ko) 1987-05-06
HUT44016A (en) 1988-01-28
ATE60758T1 (de) 1991-02-15
US4723011A (en) 1988-02-02
IE59324B1 (en) 1994-02-09
JPH0768216B2 (ja) 1995-07-26
EP0220518B1 (en) 1991-02-06
IL80284A0 (en) 1987-01-30
CA1274831A (en) 1990-10-02
ES2000910A6 (es) 1988-03-16
DK512586D0 (da) 1986-10-27
BR8605210A (pt) 1987-07-28
DK163505C (da) 1992-08-24
CS259894B2 (en) 1988-11-15
KR940001774B1 (ko) 1994-03-05
DD254000A5 (de) 1988-02-10
DK163505B (da) 1992-03-09
AU6441586A (en) 1987-04-30
AU592379B2 (en) 1990-01-11
DE3634975C2 (de) 1997-12-18
IL80284A (en) 1990-07-26
HU198909B (en) 1989-12-28
EP0220518A2 (en) 1987-05-06
EP0220518A3 (en) 1988-03-30
DE3634975A1 (de) 1987-04-30

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