ES8104793A1 - Manufacture of insecticidal ester of sort of carboxylic acid*using phase moving catalyst - Google Patents

Manufacture of insecticidal ester of sort of carboxylic acid*using phase moving catalyst

Info

Publication number
ES8104793A1
ES8104793A1 ES490185A ES490185A ES8104793A1 ES 8104793 A1 ES8104793 A1 ES 8104793A1 ES 490185 A ES490185 A ES 490185A ES 490185 A ES490185 A ES 490185A ES 8104793 A1 ES8104793 A1 ES 8104793A1
Authority
ES
Spain
Prior art keywords
formula
phase
sort
manufacture
carboxylic acid
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
ES490185A
Other languages
Spanish (es)
Other versions
ES490185A0 (en
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.)
Wyeth Holdings LLC
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
Publication of ES490185A0 publication Critical patent/ES490185A0/en
Publication of ES8104793A1 publication Critical patent/ES8104793A1/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N37/00Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/08Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing carboxylic groups or thio analogues thereof, directly attached by the carbon atom to a cycloaliphatic ring; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles
    • C07C255/49Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/53Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and hydroxy groups bound to the carbon skeleton

Abstract

For the prodn. of gamma-cyano-3-phenoxybenzyl esters of formula (I), an acid chloride of formula R-CO-Cl (II) is reacted with an equimolar amt or a slight excess of an aldehyde of formula (III) and an equimolar amt or an excess of alkali metal cyanide in the presence of a 2-phase mixt of an insert organic solvent and water and in the presence of 0.1-10 mol% of a phase-transfer catalyst consisting of an organic ammonium salt, an organic phosphonium salt or a crown ether at 20-50 degrees C for the time sufficient for substantially complete reaction. In (I), R is a residue of formula (Ia) or (Ib). (I) are known pyrethroid insecticides and acaricides. They can be used in plant protection, and can also be used against ectropanasites or domesticalted warm-blooded animals. Suprisingly, (I) may be administered orally or parenterally to afford protection against ectoparasitic ticks or insects.
ES490185A 1979-04-03 1980-04-01 Manufacture of insecticidal ester of sort of carboxylic acid*using phase moving catalyst Expired ES8104793A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000324757A CA1142953A (en) 1979-04-03 1979-04-03 Process for the preparation of pesticidal esters of certain carboxylic acids using phase transfer catalysts

Publications (2)

Publication Number Publication Date
ES490185A0 ES490185A0 (en) 1981-05-16
ES8104793A1 true ES8104793A1 (en) 1981-05-16

Family

ID=4113909

Family Applications (1)

Application Number Title Priority Date Filing Date
ES490185A Expired ES8104793A1 (en) 1979-04-03 1980-04-01 Manufacture of insecticidal ester of sort of carboxylic acid*using phase moving catalyst

Country Status (9)

Country Link
JP (1) JPS55133349A (en)
BR (1) BR8001910A (en)
CA (1) CA1142953A (en)
DE (1) DE3012918A1 (en)
DK (1) DK144580A (en)
ES (1) ES8104793A1 (en)
FR (1) FR2453140A1 (en)
IT (1) IT1127364B (en)
SE (1) SE8002551L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8805407A (en) * 1987-02-13 1989-09-19 Lucky Ltd PROCESS FOR THE PREPARATION OF PIRETHROID TYPE ESTER COMPOUNDS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1122224A (en) * 1976-03-01 1982-04-20 Roger A. Sheldon Preparation of pesticidal benzyl esters
DE2730515A1 (en) * 1977-07-06 1979-01-18 Bayer Ag SUBSTITUTED PHENOXYBENZYLOXYCARBONYL DERIVATIVES, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE AS INSECTICIDES AND ACARICIDES
JPS56133253A (en) * 1980-03-24 1981-10-19 Sumitomo Chem Co Ltd Optical isomer of cyanohydrin ester, its production and insecticide and acaricide containing the same as effective ingredient

Also Published As

Publication number Publication date
IT1127364B (en) 1986-05-21
CA1142953A (en) 1983-03-15
ES490185A0 (en) 1981-05-16
BR8001910A (en) 1980-11-25
DK144580A (en) 1980-10-04
DE3012918A1 (en) 1980-10-23
IT8048019A0 (en) 1980-02-27
SE8002551L (en) 1980-10-04
FR2453140A1 (en) 1980-10-31
JPS55133349A (en) 1980-10-17

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