DD202423A5 - Verfahren zur gewinnung und reinigung von phenoxybenzoesaeurederivaten - Google Patents

Verfahren zur gewinnung und reinigung von phenoxybenzoesaeurederivaten Download PDF

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Publication number
DD202423A5
DD202423A5 DD82241978A DD24197882A DD202423A5 DD 202423 A5 DD202423 A5 DD 202423A5 DD 82241978 A DD82241978 A DD 82241978A DD 24197882 A DD24197882 A DD 24197882A DD 202423 A5 DD202423 A5 DD 202423A5
Authority
DD
German Democratic Republic
Prior art keywords
chloro
trifluoromethyl
phenoxy
acifluorfen
benzoic acid
Prior art date
Application number
DD82241978A
Other languages
German (de)
English (en)
Inventor
Thomas J Giacobbe
Grace Tsien
Original Assignee
Rhone Poulenc Agrochimie
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 filed Critical Rhone Poulenc Agrochimie
Publication of DD202423A5 publication Critical patent/DD202423A5/de

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)
DD82241978A 1981-07-27 1982-07-27 Verfahren zur gewinnung und reinigung von phenoxybenzoesaeurederivaten DD202423A5 (de)

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 (1)

Publication Number Publication Date
DD202423A5 true DD202423A5 (de) 1983-09-14

Family

ID=23101031

Family Applications (1)

Application Number Title Priority Date Filing Date
DD82241978A DD202423A5 (de) 1981-07-27 1982-07-27 Verfahren zur gewinnung und reinigung von phenoxybenzoesaeurederivaten

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
US5910604A (en) * 1995-09-13 1999-06-08 Zeneca Limited Purification 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
GB9518705D0 (en) * 1995-09-13 1995-11-15 Zeneca Ltd Chemical 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
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
US3798276A (en) * 1972-03-14 1974-03-19 H Bayer Herbicidal 4-trifluoromethyl-4'-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
DE3061064D1 (en) * 1979-07-18 1982-12-16 Ici Plc Herbicidal compositions comprising a diphenyl ether compound in admixture with another herbicide

Also Published As

Publication number Publication date
PL144334B1 (en) 1988-05-31
IT8222547A1 (it) 1984-01-23
DE3227846A1 (de) 1983-02-10
CA1203811A (en) 1986-04-29
RO85386B (ro) 1984-11-30
GB2103214A (en) 1983-02-16
CH652710A5 (fr) 1985-11-29
IL66357A (en) 1986-04-29
ES514354A0 (es) 1983-10-16
KR890001806B1 (ko) 1989-05-23
NL8202995A (nl) 1983-02-16
ES523320A0 (es) 1984-10-01
PT75324B (fr) 1985-11-29
IE54596B1 (en) 1989-12-06
IE821784L (en) 1983-01-27
GB2103214B (en) 1986-07-02
JPS5838235A (ja) 1983-03-05
ES8400386A1 (es) 1983-10-16
PT75324A (fr) 1982-08-01
IT1156314B (it) 1987-02-04
US4405805A (en) 1983-09-20
FR2510102A1 (fr) 1983-01-28
LU84297A1 (fr) 1984-03-22
FR2510102B1 (fr) 1985-10-11
IL66357A0 (en) 1982-11-30
RO85386A (ro) 1984-11-25
PL237635A1 (en) 1984-08-13
DK333582A (da) 1983-01-28
KR840000478A (ko) 1984-02-22
ES8500210A1 (es) 1984-10-01
HU190694B (en) 1986-10-28
BR8204352A (pt) 1983-07-19
BE893942A (fr) 1983-01-26
IT8222547A0 (it) 1982-07-23

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