FR2434798A1 - Acides trichlorophenoxy alcanoiques exempts de dibenzo-p-dioxines chlorees, leur obtention et leur application a la regulation de la croissance des plantes - Google Patents

Acides trichlorophenoxy alcanoiques exempts de dibenzo-p-dioxines chlorees, leur obtention et leur application a la regulation de la croissance des plantes

Info

Publication number
FR2434798A1
FR2434798A1 FR7921490A FR7921490A FR2434798A1 FR 2434798 A1 FR2434798 A1 FR 2434798A1 FR 7921490 A FR7921490 A FR 7921490A FR 7921490 A FR7921490 A FR 7921490A FR 2434798 A1 FR2434798 A1 FR 2434798A1
Authority
FR
France
Prior art keywords
trichlorophenoxy
dioxins
plant growth
alkanoic acids
obtainment
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7921490A
Other languages
English (en)
Other versions
FR2434798B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PPG Industries Inc
Original Assignee
PPG Industries Inc
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 PPG Industries Inc filed Critical PPG Industries Inc
Publication of FR2434798A1 publication Critical patent/FR2434798A1/fr
Application granted granted Critical
Publication of FR2434798B1 publication Critical patent/FR2434798B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
    • C07C59/66—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings
    • C07C59/68—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings the oxygen atom of the ether group being bound to a non-condensed six-membered aromatic ring
    • C07C59/70—Ethers of hydroxy-acetic acid, e.g. substitutes on the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Acides trichlorophénoxy alcanoïques exempts de dibenzo-p-dioxines chlorées. On les obtient en faisant réagir dans un milieu solvant organique liquide et en présence d'une base minérale ou organique, aune température ne dépassant pas environ 60 degrés C, du 2,5-dichlorophénol avec un composé alpha halogéné approprié Application à la préparation de compositions non toxiques pour régulation de la croissance des plantes.
FR7921490A 1978-08-28 1979-08-27 Acides trichlorophenoxy alcanoiques exempts de dibenzo-p-dioxines chlorees, leur obtention et leur application a la regulation de la croissance des plantes Granted FR2434798A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93764578A 1978-08-28 1978-08-28
US06/033,349 US4326882A (en) 1978-08-28 1979-04-26 Trichlorophenoxy alkanoic acid free of chlorinated dibenzo-p-dioxins

Publications (2)

Publication Number Publication Date
FR2434798A1 true FR2434798A1 (fr) 1980-03-28
FR2434798B1 FR2434798B1 (fr) 1984-03-30

Family

ID=26709590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7921490A Granted FR2434798A1 (fr) 1978-08-28 1979-08-27 Acides trichlorophenoxy alcanoiques exempts de dibenzo-p-dioxines chlorees, leur obtention et leur application a la regulation de la croissance des plantes

Country Status (7)

Country Link
US (1) US4326882A (fr)
CH (1) CH642614A5 (fr)
DE (1) DE2934300C2 (fr)
FR (1) FR2434798A1 (fr)
GB (1) GB2040918B (fr)
IT (1) IT1119925B (fr)
NL (1) NL7906424A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2221681A (en) * 1988-01-22 1990-02-14 Kh Nii Endokrinolog I Khim Undecylic ether n-chlorophenoxyisobutyric acid and a pharmaceutical preparation for treating hyperlipemia based on it
US5516790A (en) * 1989-01-23 1996-05-14 Texas A&M University System Technology Licensing Office Synthesis and application of alkyl-substituted dibenzofurans as antitumorigenic agents
GB2268175B (en) * 1992-06-16 1995-10-04 Nihon Nohyaku Co Ltd A process for producing an aromatic compound by electrophilic reaction and aromatic compound derivatives
WO2010023679A2 (fr) * 2008-09-01 2010-03-04 Excel Crop Care Limited Préparation de triclopyre, de son intermédiaire et de son ester de butoxyéthyle
CN102295597B (zh) * 2011-07-13 2014-01-29 迈克斯(如东)化工有限公司 三氯吡氧乙酸丁氧基乙酯的制备方法
US9695114B2 (en) 2013-12-18 2017-07-04 Monsanto Technology Llc Processes for the diazotization of 2,5-dichloroanilines
CN106278863B (zh) * 2016-08-04 2019-06-21 山东省化工研究院 一种2,4-二氯苯氧乙酸的制备方法
CN117645540A (zh) * 2018-03-19 2024-03-05 山东润博生物科技有限公司 一种氯代苯氧羧酸酯的制备方法
CN108947794A (zh) * 2018-03-19 2018-12-07 山东润博生物科技有限公司 一种苯氧羧酸类除草剂的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1103415A (fr) * 1952-05-14 1955-11-03 Philips Nv Procédé de préparation d'acides 2. 4. 5.-trichloro-phénoxy-alcanoïques ainsi que de leurs sels et de leurs éthers-sels
FR1128273A (fr) * 1955-07-27 1957-01-03 Ford Machinery And Chemical Co Procédé de préparation de l'acide 2.4.5-trichlorophénoxy-acétique
DE2252561A1 (de) * 1971-10-26 1973-05-03 Hercules Inc Verfahren zum reinigen von silvex
US3840593A (en) * 1971-10-26 1974-10-08 Hercules Inc Separation of 2,4,5-t and 2,3,7,8-tetrachlorodibenzo-p-dioxin from 2-(2,4,5-trichlorophenoxy)propionic acid contaminated therewith
US4026917A (en) * 1975-02-11 1977-05-31 The United States Of America As Represented By The Secretary Of The Interior Method of removing polynuclear aromatic compounds by adsorption with coconut charcoal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA559733A (fr) * 1958-07-01 C. Fusco Victor Methode de fabrication d'isopropyle-2,4,5-trichloro phenoxyacetate
GB592827A (en) * 1945-05-29 1947-09-30 Reginald Thomas Foster Improvements in or relating to the manufacture of phenoxyalkylcarboxylic compounds
US2598692A (en) * 1950-05-02 1952-06-03 Olin Mathieson Manufacture of sodium 2, 4, 5-trichlorophenoxyacetate
US2674622A (en) * 1951-10-02 1954-04-06 Us Rubber Co Preparation of polychlorophenoxyacetic acids
US2796427A (en) * 1952-05-14 1957-06-18 Philips Corp Method of producing 2, 4, 5, trichlorophenoxyalkanecarboxylic acids or esters thereof
US2767211A (en) * 1952-09-30 1956-10-16 Monsanto Chemicals Manufacture of 2, 4, 5-trichlorophenoxy acetic acid
US2717907A (en) * 1952-11-12 1955-09-13 Fmc Corp Preparation of 2, 4, 5-trichlorophenoxy acetic acid
US3840592A (en) * 1971-10-26 1974-10-08 Hercules Inc Separation of dioxin and 2,4,5-t from dioxin and 2,4,5-t-contaminated silvex
BE790557A (fr) * 1971-10-26 1973-04-25 Hercules Inc Procede pour purifier de l'acide 2,4,5-trichlorophenoxyacetiquecontamine par de la dioxine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1103415A (fr) * 1952-05-14 1955-11-03 Philips Nv Procédé de préparation d'acides 2. 4. 5.-trichloro-phénoxy-alcanoïques ainsi que de leurs sels et de leurs éthers-sels
FR1128273A (fr) * 1955-07-27 1957-01-03 Ford Machinery And Chemical Co Procédé de préparation de l'acide 2.4.5-trichlorophénoxy-acétique
DE2252561A1 (de) * 1971-10-26 1973-05-03 Hercules Inc Verfahren zum reinigen von silvex
US3840593A (en) * 1971-10-26 1974-10-08 Hercules Inc Separation of 2,4,5-t and 2,3,7,8-tetrachlorodibenzo-p-dioxin from 2-(2,4,5-trichlorophenoxy)propionic acid contaminated therewith
US4026917A (en) * 1975-02-11 1977-05-31 The United States Of America As Represented By The Secretary Of The Interior Method of removing polynuclear aromatic compounds by adsorption with coconut charcoal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HW1965 *

Also Published As

Publication number Publication date
GB2040918A (en) 1980-09-03
US4326882A (en) 1982-04-27
NL7906424A (nl) 1980-03-03
CH642614A5 (fr) 1984-04-30
GB2040918B (en) 1983-01-26
DE2934300A1 (de) 1980-03-06
IT1119925B (it) 1986-03-19
FR2434798B1 (fr) 1984-03-30
IT7968724A0 (it) 1979-08-28
DE2934300C2 (de) 1982-06-09

Similar Documents

Publication Publication Date Title
FR2391990A1 (fr) Procede pour la preparation de fluorobenzenes par reaction de chlorobenzenes avec le fluorure de potassium
GEP19960412B (en) Insecticide composition
BR8600183A (pt) Derivado de pirazolsulfonamida,processos para sua producao e composicao herbicida contendo o mesmo
FR2434798A1 (fr) Acides trichlorophenoxy alcanoiques exempts de dibenzo-p-dioxines chlorees, leur obtention et leur application a la regulation de la croissance des plantes
CA1218379A (fr) Derives de substitution herbicides de 2-(1-oxyamino)- alcoylidene)-cyclohexane-1,3-diones
US4116677A (en) N-alkyl-alpha-(substituted phenoxy) alkylamides and their use as herbicides
FR2362850A1 (fr) Nouvelles benzoylurees substituees, leur procede de preparation et leur application comme insecticides
FR2415627A1 (fr) Procede de preparation d'un melange de stereo-isomeres du 2-(4-chlorophenyl)-isovalerate d'a-cyano-3-phenoxybenzyle presentant une haute activite insecticide et acaricide et compositions insecticides et acaricides contenant ce melange
FR1196029A (fr) Procédé d'oxydation de composés organiques en phase liquide tels que les xylones
US3950535A (en) Cyanobenzyl cyclopropane carboxylates
GEP19981385B (en) N-/6-methoxy-5-(perfluoroalkyl))-1-naphthoil/1-n-methylglycine or its thionaphthoil analogs as inhibitors of aldose reductase
US2920996A (en) Method of killing fungi comprising contacting said fungi with a 2-thiotetrahydrothiazine
ATE9131T1 (de) Phenylbenzoylharnstoffe.
JPS56164179A (en) Metadioxane derivative
JPH01139580A (ja) 複素環化合物及びその除草剤
FR2371404A1 (fr) Procede de preparation de composes aromatiques fluores
KR900004689A (ko) 5-(n-3,4,5,6-테트라히드로프탈이미도)신남산 유도체
FR2445108A1 (fr) Utilisation de certains derives acetyleniques de la piperazine en tant qu'ovicides dans la lutte contre les insectes nuisibles
FR2368467A1 (fr) Procede de preparation en continu d'acetoacetamides
FR2367039A1 (fr) Procede de chloration du meta-aryloxytoluene
FR2418792A1 (fr) Derives de 3-azabicyclo(3.1.0)hexane, procede pour leur preparation, compositions biologiquement actives les contenant et procede herbicide les utilisant
PT68062B (fr) Procede pour la preparation d'une composition pharmaceutique contenant des nouveaux composes organiques
BE902867A (fr) Procede de preparation de la 2,3,5-collidine et/ou de la 2,3,5,6-tetramethylpyridine
US2901515A (en) 2-alkenyl-3,4-dichlorophenols
Hwang et al. Overcrowding factors of mosquito larvae. 11. Biological activity of 2-halooctadecanoic acids and alkyl 2-halooctadecanoates against mosquito larvae

Legal Events

Date Code Title Description
ST Notification of lapse