PT72034B - Process for the preparation of azolyloxy-carboxylic acid n-oxy-amidas having herbicide effects - Google Patents

Process for the preparation of azolyloxy-carboxylic acid n-oxy-amidas having herbicide effects

Info

Publication number
PT72034B
PT72034B PT72034A PT7203480A PT72034B PT 72034 B PT72034 B PT 72034B PT 72034 A PT72034 A PT 72034A PT 7203480 A PT7203480 A PT 7203480A PT 72034 B PT72034 B PT 72034B
Authority
PT
Portugal
Prior art keywords
azolyloxy
amidas
oxy
preparation
carboxylic acid
Prior art date
Application number
PT72034A
Other languages
English (en)
Other versions
PT72034A (en
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of PT72034A publication Critical patent/PT72034A/pt
Publication of PT72034B publication Critical patent/PT72034B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D271/00—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
    • C07D271/02—Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D271/06—1,2,4-Oxadiazoles; Hydrogenated 1,2,4-oxadiazoles
    • C07D271/07—1,2,4-Oxadiazoles; Hydrogenated 1,2,4-oxadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/64—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups singly-bound to oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C291/00—Compounds containing carbon and nitrogen and having functional groups not covered by groups C07C201/00 - C07C281/00
    • C07C291/02—Compounds containing carbon and nitrogen and having functional groups not covered by groups C07C201/00 - C07C281/00 containing nitrogen-oxide bonds
    • C07C291/04—Compounds containing carbon and nitrogen and having functional groups not covered by groups C07C201/00 - C07C281/00 containing nitrogen-oxide bonds containing amino-oxide bonds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members 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
    • C07D261/12—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/32—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D277/34—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/32—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D277/56—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D277/62—Benzothiazoles
    • C07D277/68—Benzothiazoles 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 in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/08—1,2,4-Thiadiazoles; Hydrogenated 1,2,4-thiadiazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C07D285/13—Oxygen atoms

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PT72034A 1979-11-17 1980-11-07 Process for the preparation of azolyloxy-carboxylic acid n-oxy-amidas having herbicide effects PT72034B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792946524 DE2946524A1 (de) 1979-11-17 1979-11-17 Azolyloxy-carbonsaeure-n-oxy-amide, verfahren zu ihrer herstellung und ihre verwendung als herbizide

Publications (2)

Publication Number Publication Date
PT72034A PT72034A (en) 1980-12-01
PT72034B true PT72034B (en) 1981-09-24

Family

ID=6086296

Family Applications (1)

Application Number Title Priority Date Filing Date
PT72034A PT72034B (en) 1979-11-17 1980-11-07 Process for the preparation of azolyloxy-carboxylic acid n-oxy-amidas having herbicide effects

Country Status (15)

Country Link
US (1) US4408055A (pt)
EP (1) EP0029171B1 (pt)
JP (2) JPS5686176A (pt)
AU (1) AU541091B2 (pt)
BR (1) BR8007486A (pt)
CA (1) CA1170264A (pt)
DE (2) DE2946524A1 (pt)
DK (1) DK488380A (pt)
EG (1) EG14520A (pt)
ES (1) ES8200881A1 (pt)
GR (1) GR73121B (pt)
HU (1) HU186371B (pt)
IL (1) IL61479A (pt)
PH (1) PH18241A (pt)
PT (1) PT72034B (pt)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018075A1 (de) * 1980-05-10 1981-11-12 Bayer Ag, 5090 Leverkusen Mittel zur regulierung des pflanzenwachstums, deren herstellung und deren verwendung
DE3038608A1 (de) * 1980-10-13 1982-05-19 Bayer Ag, 5090 Leverkusen Substituierte 5-cyano-thiazol-2-yloxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
DE3038636A1 (de) * 1980-10-13 1982-05-27 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von substituierten oxyessigsaeureamiden
DE3038652A1 (de) * 1980-10-13 1982-05-19 Bayer Ag, 5090 Leverkusen 5-chlor-benzoxazol-2-yl-oxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
DE3038599A1 (de) * 1980-10-13 1982-05-19 Bayer Ag, 5090 Leverkusen Substituierte benzazol-2-yl-oxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
DE3109582A1 (de) * 1981-03-13 1982-10-28 Bayer Ag, 5090 Leverkusen N-(2,2,2-trifluorethyl)-n-alkyl- azolyloxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide sowie neue zwischenprodukte zu ihrer herstellung
DE3148839A1 (de) * 1981-12-10 1983-06-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von hetaryloxyacetamiden
DE3218482A1 (de) * 1982-05-15 1983-11-17 Bayer Ag, 5090 Leverkusen Substituierte 5-trifluormethyl-1,3,4-thiadiazol-2-yloxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
DE3228132A1 (de) * 1982-07-28 1984-02-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von substituierten thiadiazolyloxyacetamiden
DE3228131A1 (de) * 1982-07-28 1984-02-02 Bayer Ag, 5090 Leverkusen Substituierte 3-trichlormethyl-1,2,4-thiadiazol-5-yl-oxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
DE3228147A1 (de) * 1982-07-28 1984-02-09 Bayer Ag, 5090 Leverkusen Substituierte 3-trihalogenmethyl-1,2,4-thiadiazol-5-yl-oxyessigsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide
US4721782A (en) * 1984-01-04 1988-01-26 Bayer Aktiengesellschaft Method of preparing hydrazine-thiocarboxylic acid o-carbamoylmethyl esters
DE3400170A1 (de) * 1984-01-04 1985-07-11 Bayer Ag, 5090 Leverkusen Hydrazin-thiocarbonsaeure-0-carbamoylmethylester
DE3418168A1 (de) * 1984-05-16 1985-11-21 Bayer Ag, 5090 Leverkusen 6-chlorbenzazolyloxyacetamide
DE3422861A1 (de) * 1984-06-20 1986-01-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von heteroaryloxyacetamiden
DE3505425A1 (de) * 1985-02-16 1986-08-21 Bayer Ag, 5090 Leverkusen 5-chlor-1,3,4-thiadiazol-2-yloxy-acetamide
DE3505902A1 (de) * 1985-02-21 1986-08-21 Bayer Ag, 5090 Leverkusen 4,5-disubstituierte 1,3-thiazol-2-yloxyacetamide
US4931083A (en) * 1985-11-12 1990-06-05 Eli Lilly And Company Plant growth regulating triazoles
DE3884703D1 (de) * 1987-07-23 1993-11-11 Bayer Ag Halogenierte Thiadiazolyl-oxyessig-säureamide, Verfahren und Zwischenprodukte zu ihrer Herstellung und ihre Verwendung als Herbizide.
JPH03204867A (ja) * 1989-10-31 1991-09-06 Hokko Chem Ind Co Ltd アラルキルオキシアミン誘導体および除草剤
DE4133673A1 (de) * 1991-10-11 1993-04-15 Bayer Ag Neue 2- (2-benzoxazolyl-oxy)-acetamide
DE4223465A1 (de) 1992-07-16 1994-01-20 Bayer Ag Herbizide Mittel auf Basis von Heteroaryloxyacetamiden
DE4229193A1 (de) * 1992-09-02 1994-03-03 Bayer Ag Heteroaryloxyacetamide
JPH0748060Y2 (ja) * 1993-04-06 1995-11-08 三菱製鋼株式会社 貝類採取網
DE4415338A1 (de) * 1994-05-02 1995-11-09 Bayer Ag Alkylsulfinyl- und Alkylsulfonyl-1,2,4-thiadiazolyloxyacetamide
US6340655B1 (en) 1999-06-22 2002-01-22 American Cyanamid Co. Herbicidal emulsifiable concentrate compositions of dinitroaniline and oxyacetamide herbicides
HU230428B1 (hu) * 2000-05-22 2016-06-28 Bayer Intellectual Property Gmbh Heteroariloxi-acetamid-származékot tartalmazó szelektív herbicid készítmények
DE10041619A1 (de) 2000-05-22 2001-11-29 Bayer Ag Selektive Herbizide auf Basis von Heteroaryloxyacetamiden
DE10121101A1 (de) * 2001-04-27 2002-10-31 Bayer Ag Triazolopyrimidine
DE10121102A1 (de) * 2001-04-27 2002-11-07 Bayer Ag Triazolopyrimidine
DE10121162A1 (de) * 2001-04-30 2002-10-31 Bayer Ag Triazolopyrimidine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2158021A (en) * 1935-02-23 1939-05-09 Wingfoot Corp Vulcanization of rubber
DE1445755A1 (de) * 1964-03-05 1969-01-23 Bayer Ag Verfahren zur Herstellung von Oxadiazolonen
US3619370A (en) * 1969-04-21 1971-11-09 Frosst & Co Charles E Microbial reduction of thiadiazoles
BE757577A (fr) * 1969-10-18 1971-04-15 Fisons Ltd Nouveaux diazoles blocides et regulateurs de la croissance des plantes
DE2065552A1 (de) * 1970-06-20 1974-03-07 Bayer Ag Oxazolyl-essigsaeurederivate
DE2129012A1 (de) * 1971-06-11 1973-01-04 Merck Patent Gmbh Azol-derivate
BE792102A (fr) * 1971-12-01 1973-05-30 Ciba Geigy Derives du thiadiazole-1,2,4 ayant une action anthelminthique
BE792402A (fr) * 1971-12-07 1973-06-07 Ciba Geigy Composes heterocycliques azotes et medicaments anthelminthiqueset antimicrobiens qui en contiennent
FR2211008A5 (pt) * 1972-12-18 1974-07-12 Pepro
DE2344134A1 (de) * 1973-09-01 1975-03-13 Bayer Ag Kohlensaeurederivate des 2-mercapto-4,5dichlor-thiazols, verfahren zu ihrer herstellung sowie ihre verwendung als herbizide
GB1507032A (en) * 1974-08-06 1978-04-12 Serono Lab 2-thiol-4,5-diphenyloxazole s-derivatives
GB1513446A (en) * 1975-09-09 1978-06-07 Shionogi & Co 1,2-benzisoxazole derivatives
DE2914003A1 (de) * 1979-04-06 1980-10-16 Bayer Ag Azolyloxy-carbonsaeureamide, verfahren zu ihrer herstellung und ihre verwendung als herbizide

Also Published As

Publication number Publication date
EP0029171B1 (de) 1984-03-21
PH18241A (en) 1985-05-03
DE3067183D1 (en) 1984-04-26
ES496848A0 (es) 1981-11-16
GR73121B (pt) 1984-02-06
EG14520A (en) 1984-03-31
JPH0441140B2 (pt) 1992-07-07
IL61479A (en) 1984-05-31
US4408055A (en) 1983-10-04
PT72034A (en) 1980-12-01
JPS5686176A (en) 1981-07-13
DK488380A (da) 1981-05-18
DE2946524A1 (de) 1981-06-11
JPH0143751B2 (pt) 1989-09-22
BR8007486A (pt) 1981-06-02
AU6442980A (en) 1981-05-21
EP0029171A1 (de) 1981-05-27
AU541091B2 (en) 1984-12-13
JPH02140A (ja) 1990-01-05
ES8200881A1 (es) 1981-11-16
HU186371B (en) 1985-07-29
IL61479A0 (en) 1980-12-31
CA1170264A (en) 1984-07-03

Similar Documents

Publication Publication Date Title
PT72034A (en) Process for the preparation of azolyloxy-carboxylic acid n-oxy-amidas having herbicide effects
PT72079A (en) Process for the preparation of 7-acylamino-3-vinylcephalosporanic acid derivatives
DE3060027D1 (en) Process for the preparation of benzimidazolylbenzofurans
PT71518A (en) Process for the preparation of n-phosphonomethylglycine
GB2066252B (en) Process for the preparation of 1-(3-mercapto-/2s/-methylpropionyl)-pyrrolidine-/2s/-carboxylic acid
DE3060921D1 (en) Process for the preparation of formyl-valeric acid esters
DE3060854D1 (en) Process for the preparation of 3-phenoxybenzaldehydes
DE3060155D1 (en) Process for the preparation of thiazolidine-2-thiones
DE3061181D1 (en) Process for the preparation of dienoic acids
PT71628A (en) Process for the preparation of 5-phenoxy-2-nitrobenzoates useful as herbicides
GB2042542B (en) Process for the preparation of meta-chloroanilines
DE3066550D1 (en) Process for the preparation of aryl-mono-,-di-and/or polyurethanes-
DE3064088D1 (en) Process for the preparation of 4-nitrotoluene-2-sulfonic acid
DE3065967D1 (en) Process for the preparation of diorganomagnesium compounds
DE3060926D1 (en) Process for the preparation of alcanediol-bis-aminobenzoic acid esters
ZA813537B (en) Process for the preparation of diacetone-ketogulonic acid
DE3070185D1 (en) Process for the preparation of 2-amino-1-naphthalene sulfonic acid
GB2098208B (en) Process for the preparation of 7-acylindolines
DE3062386D1 (en) Process for the preparation of 3-hydroxycepham compounds
DE3064309D1 (en) Process for the preparation of l-aspartic acid n-thiocarboxyanhydride
GB2051053B (en) Process for the preparation of d-a-aminoacids
ZA806349B (en) Process for the preparation of y-chloroacetoacetic acid chloride
DE3060188D1 (en) Process for the preparation of 3-phenoxy-4-fluoro-benzoic acid
DE2964328D1 (en) Process for the preparation of m-amino-phenols
DE3064662D1 (en) Process for the preparation of 5-oxo-alkanoic acids