ES8500210A1 - Procedimiento de preparacion de un derivado de acido fenoxi-benzoico bruto - Google Patents

Procedimiento de preparacion de un derivado de acido fenoxi-benzoico bruto

Info

Publication number
ES8500210A1
ES8500210A1 ES523320A ES523320A ES8500210A1 ES 8500210 A1 ES8500210 A1 ES 8500210A1 ES 523320 A ES523320 A ES 523320A ES 523320 A ES523320 A ES 523320A ES 8500210 A1 ES8500210 A1 ES 8500210A1
Authority
ES
Spain
Prior art keywords
herbicidal
recovering
purifying
phenoxybenzoic acid
acid derivatives
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.)
Expired
Application number
ES523320A
Other languages
English (en)
Other versions
ES523320A0 (es
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.)
Bayer CropScience SA
Original Assignee
Rhone Poulenc Agrochimie SA
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 Rhone Poulenc Agrochimie SA filed Critical Rhone Poulenc Agrochimie SA
Publication of ES8500210A1 publication Critical patent/ES8500210A1/es
Publication of ES523320A0 publication Critical patent/ES523320A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C205/59—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton the carbon skeleton being further substituted by singly-bound oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives

Landscapes

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

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE UN DERIVADO DE ACIDO FENOXIBENZOICO BRUTO DE FORMULA GENERAL (I) O SUS SALES.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE HACE REACCIONAR METACRESOL CON UN HIDROXIDO DE METAL ALCALINO O AMONICO; SEGUNDA, EL METACRESOLATO INTERMEDIO OBTENIDO SE HACE REACCIONAR CON UN COMPUESTO DE FORMULA (II); TERCERA, EL PRODUCTO INTERMEDIO OBTENIDO, DERIVADO DEL FENOXITOLUENO, SE HACE REACCIONAR CON OXIGENO EN PRESENCIA DE UN CATALIZADOR DE OXIDACION; Y POR ULTIMO, EL PRODUCTO INTERMEDIO OBTENIDO DE FORMULA (III) SE NITRA PARA OBTENER EL DERIVADO BRUTO DE ACIDO FENOXIBENZOICO.
ES523320A 1981-07-27 1983-06-16 Procedimiento de preparacion de un derivado de acido fenoxi-benzoico bruto Granted ES523320A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/286,996 US4405805A (en) 1981-07-27 1981-07-27 Process for recovering and purifying herbicidal phenoxybenzoic acid derivatives

Publications (2)

Publication Number Publication Date
ES8500210A1 true ES8500210A1 (es) 1984-10-01
ES523320A0 ES523320A0 (es) 1984-10-01

Family

ID=23101031

Family Applications (2)

Application Number Title Priority Date Filing Date
ES514354A Expired ES8400386A1 (es) 1981-07-27 1982-07-26 Procedimiento de recuperacion y purificacion de un derivado del acido fenoxibenzoico.
ES523320A Granted ES523320A0 (es) 1981-07-27 1983-06-16 Procedimiento de preparacion de un derivado de acido fenoxi-benzoico bruto

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES514354A Expired ES8400386A1 (es) 1981-07-27 1982-07-26 Procedimiento de recuperacion y purificacion de un derivado del acido fenoxibenzoico.

Country Status (22)

Country Link
US (1) US4405805A (es)
JP (1) JPS5838235A (es)
KR (1) KR890001806B1 (es)
BE (1) BE893942A (es)
BR (1) BR8204352A (es)
CA (1) CA1203811A (es)
CH (1) CH652710A5 (es)
DD (1) DD202423A5 (es)
DE (1) DE3227846A1 (es)
DK (1) DK333582A (es)
ES (2) ES8400386A1 (es)
FR (1) FR2510102B1 (es)
GB (1) GB2103214B (es)
HU (1) HU190694B (es)
IE (1) IE54596B1 (es)
IL (1) IL66357A (es)
IT (1) IT1156314B (es)
LU (1) LU84297A1 (es)
NL (1) NL8202995A (es)
PL (1) PL144334B1 (es)
PT (1) PT75324B (es)
RO (1) RO85386B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3129826A1 (de) * 1981-07-29 1983-04-28 Grillo-Werke Ag, 4100 Duisburg Zinksalz der hydrolisierten tricarbonsaeure aus diels-alder-addukten von maleinsaeureanhydrid an undecylensaeure, verfahren zur herstellung derselben und ihre verwendung
US5446197A (en) * 1994-10-04 1995-08-29 Basf Corporation Method of purifying acifluorfen
GB9518705D0 (en) * 1995-09-13 1995-11-15 Zeneca Ltd Chemical process
GB9518704D0 (en) 1995-09-13 1995-11-15 Zeneca Ltd Chemical process
US6028219A (en) * 1995-09-13 2000-02-22 Zeneca Limited Process for the nitration of diphenylethers
US5910604A (en) * 1995-09-13 1999-06-08 Zeneca Limited Purification process
GB9930369D0 (en) * 1999-12-22 2000-02-09 Zeneca Ltd Chemical process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798276A (en) * 1972-03-14 1974-03-19 H Bayer Herbicidal 4-trifluoromethyl-4'-nitrodiphenyl ethers
US4046798A (en) * 1973-02-12 1977-09-06 Rohm And Haas Company Herbicidal 4-trifluoromethyl-4'nitrodiphenyl ethers
US3928416A (en) * 1972-03-14 1975-12-23 Rohm & Haas Herbicidal 4-trifluoromethyl-4{40 nitrodiphenyl ethers
CA1079303A (en) * 1973-02-12 1980-06-10 Horst O. Bayer Herbicidal 4-trifluoromethyl-4'-nitrodiphenyl ethers
US3979437A (en) * 1973-09-19 1976-09-07 Mobil Oil Corporation Substituted phenoxybenzoic acids and derivatives thereof
US4031131A (en) * 1975-09-29 1977-06-21 Rohm And Haas Company Process for preparing phenoxybenzoic acids
DE3071736D1 (en) * 1979-06-22 1986-10-09 Rhone Poulenc Agrochimie Process for preparing 2-nitro-5-(substituted-phenoxy) benzoic acids and salts thereof
GB2055293A (en) * 1979-07-18 1981-03-04 Ici Ltd Herbicides

Also Published As

Publication number Publication date
JPS5838235A (ja) 1983-03-05
FR2510102A1 (fr) 1983-01-28
PL237635A1 (en) 1984-08-13
KR890001806B1 (ko) 1989-05-23
BE893942A (fr) 1983-01-26
CA1203811A (en) 1986-04-29
IT8222547A0 (it) 1982-07-23
GB2103214A (en) 1983-02-16
DK333582A (da) 1983-01-28
IE821784L (en) 1983-01-27
CH652710A5 (fr) 1985-11-29
IT1156314B (it) 1987-02-04
ES514354A0 (es) 1983-10-16
PL144334B1 (en) 1988-05-31
RO85386A (ro) 1984-11-25
PT75324B (fr) 1985-11-29
KR840000478A (ko) 1984-02-22
GB2103214B (en) 1986-07-02
BR8204352A (pt) 1983-07-19
IT8222547A1 (it) 1984-01-23
LU84297A1 (fr) 1984-03-22
DE3227846A1 (de) 1983-02-10
IL66357A (en) 1986-04-29
ES8400386A1 (es) 1983-10-16
IE54596B1 (en) 1989-12-06
DD202423A5 (de) 1983-09-14
NL8202995A (nl) 1983-02-16
FR2510102B1 (fr) 1985-10-11
PT75324A (fr) 1982-08-01
IL66357A0 (en) 1982-11-30
ES523320A0 (es) 1984-10-01
RO85386B (ro) 1984-11-30
HU190694B (en) 1986-10-28
US4405805A (en) 1983-09-20

Similar Documents

Publication Publication Date Title
EP0242896A3 (en) Novel intermediates useful in the production of gem-diaminoalkane derived sweeteners
AU5211686A (en) Pyrazolesulfonamide derivative, process for its production and herbicide containing it
ES8704931A1 (es) Un procedimiento para la preparacion de derivados de piridimilmidazolidiona.
ES8400386A1 (es) Procedimiento de recuperacion y purificacion de un derivado del acido fenoxibenzoico.
GB1156486A (en) Ketonic Flavouring Agents
WO1987005897A3 (en) Use of malonic acid derivative compounds for increasing crop yield
IL117987A0 (en) A process for the preparation of tetrabromobisphenol-A
FR2584068B1 (fr) Procede de chloration selective de composes phenoliques.
ES8700650A1 (es) Procedimiento para preparar derivados de acidos 7-(ariloxi)-2-naftiloxi-alcancarboxilicos racemicos e isomeros
AU538334B2 (en) High purity 2-methoxy-3,6-dichlorobenzoic acid
JPS5382722A (en) Purification of crude acetonitrile
DE3360387D1 (en) Process for the separation of technically pure 2,4-diisocyanotoluene, or of mixtures of isomers having an increased content of 2,4-diisocyanotoluene, from mixtures essentially consisting of 2,4- and 2,6-diisocyanotoluene
EP0169050A3 (en) Pyridazinylimidazolidinone compounds
GB1492255A (en) Process for the preparation of chloroanthraquinones from nitroanthraquinones
ES2051899T3 (es) Procedimiento para la obtencion de 1,2-disulfon-compuestos.
IT8224249A0 (it) Tiazolo-e[1,3]tiazino-[2,3-c][1,2,4]triazinoni con azione erbicida selettiva,nonche' procedimento per la preparazione di tali composti
AU4236585A (en) 2-Trichloracetoxy-3,4,5,6-Tetrachlorobenzoic acid.
JPS51125363A (en) Process for freparation of alkylidenebiscyclohexylamines
JPS5392709A (en) Treatment of crude aqueous acetone
IT1148085B (it) Procedimento per il recupero di acido cloro 3,5 dinitrobenzoico dagli acidi esausti di nitrazione del para cloro benzotrifluoruro
JPS5331628A (en) Isolation and purification of aromatic compounds with monohalogenated side chains
AU492278B2 (en) Crude cyanuric acid purification
AU8707382A (en) Substituted phenoxybenzoyl oximes as herbicides
ES518720A0 (es) Procedimiento para la preparacion de derivados de acido acetico trans-1-(1,3-disustituido-4-oxo-2-acetidinilo.
FR2356644A1 (fr) Procede de desherbage chimique selectif des cultures de soja