GB772731A - New pesticidal compositions containing phosphorus esters - Google Patents

New pesticidal compositions containing phosphorus esters

Info

Publication number
GB772731A
GB772731A GB80954A GB80954A GB772731A GB 772731 A GB772731 A GB 772731A GB 80954 A GB80954 A GB 80954A GB 80954 A GB80954 A GB 80954A GB 772731 A GB772731 A GB 772731A
Authority
GB
United Kingdom
Prior art keywords
phosphorothiolate
diethyl
aqueous solution
solution
salt
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
GB80954A
Inventor
William Robert Boon
Betty Florence Burnand
Eric Callander Edgar
Ranajit Ghosh
Norman Greenhalgh
Hans Stefern Hopf
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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
Priority to BE534788D priority Critical patent/BE534788A/xx
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB80954A priority patent/GB772731A/en
Priority to ES0219377A priority patent/ES219377A1/en
Priority to US481032A priority patent/US2841517A/en
Priority to FR1119292D priority patent/FR1119292A/en
Publication of GB772731A publication Critical patent/GB772731A/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
    • A01N57/00Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
    • A01N57/10Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds
    • A01N57/16Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds containing heterocyclic radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/16Esters of thiophosphoric acids or thiophosphorous acids
    • C07F9/165Esters of thiophosphoric acids
    • C07F9/1651Esters of thiophosphoric acids with hydroxyalkyl compounds with further substituents on alkyl
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2210/00Fluid
    • F04C2210/26Refrigerants with particular properties, e.g. HFC-134a

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Molecular Biology (AREA)
  • Agronomy & Crop Science (AREA)
  • Biochemistry (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

Examples are given for the preparation of certain salts of phosphorothiolic acid esters of the general formula O = P(OR1)(OR2)-S-LX in which R1 and R2 are like or unlike alkyl radicals, L is a saturated straight or branched chain aliphatic hydrocarbon radical or such a radical in which the carbon atoms are interrupted by an oxygen or sulphur atom or by a nitrogen atom carrying an alkyl substituent and X is a secondary aliphatic or heterocyclic amine attached to L through the amino nitrogen atom, said salts being used in pesticidal compositions (see Groups I and VI). In the examples: (1) the p-toluene sulphonate of O,O1-diethyl S-b -diethylaminoethyl phosphorothiolate is obtained by adding a mixture of the phosphorothiolate and diethyl ether to a solution of p-toluenesulphonic acid in ether, the salt being precipitated; (2) and (3) the hydrogen oxalate salt and the dihydrogen citrate salt respectively of the same phosphorothiolate are obtained by adding a mixture of the phosphorothiolate and methanol to oxalic acid dihydrate (or citric acid) in methanol and concentrating the resulting solution; (4) the hydrogen oxalate of O,O1-diethyl-S-1-diethyl-amino-prop-2-yl phosphorothiolate is obtained by treating the phosphorothiolate with a solution of oxalic acid dihydrate in acetone and allowing the salt to precipitate; (5) O,O1-diethyl-S-b -piperidinoethyl phosphorothiolate hydrogen oxalate is obtained by adding a solution of the phosphorothiolate in acetone to a solution of oxalic acid dihydrate in acetone, the salt being precipitated; (6) O,O1 - diethyl S - b - morpholinoethyl phosphorothiolate p-toluene-sulphonate is obtained by adding a solution of the phosphorothiolate in ether to a solution of p-toluene sulphonic acid in ether; (7) O,O1-diethyl S-b -di-n-propylaminoethyl phosphorothiolate hydrogen oxalate is obtained by treating the ester with a solution of oxalic acid dihydrate in acetone; (8) O,O1-diethyl - S - b - diethylaminoethyl phosphorothiolate hydrochloride is obtained by saturating a solution of the ester in ether with dry hydrogen chloride and removing the solvent and excess hydrogen chloride under reduced pressure. Specification 738,839 is referred to.ALSO:A pesticidal plant nutrient composition comprises a phosphorothiolic acid ester of the general formula: O = P(OR1)(OR2)-S-LX in which R1 and R2 are like or unlike alkyl radicals, L is a saturated straight or branched chain aliphatic hydrocarbon radical or such a radical in which the carbon atoms are interrupted by an oxygen or sulphur atom or by a nitrogen atom carrying an alkyl substituent and X is a secondary aliphatic or heterocyclic amine attached to L through the amino nitrogen atom or a salt of such aliphatic or heterocyclic amine, and a plant nutrient (see also Group VI). Specified plant nutrients are urea and magnesium sulphate. In an example a mixture of urea with a small amount of O,O1-diethyl S-b -diethylamino ethyl phosphorothiolate dihydrogen citrate (see Group IV(b), is dissolved in water to give a combined acaricidal and nutrient spray. Alternatively the mixture can be compressed into granules, tablets or briquettes for convenience in handling, packaging, storing and measuring. Specification 738,839 [Group IV(b)] is referred to.ALSO:Pesticidal compositions comprise a phosphorothiolic acid ester of the general formula:-O=P(OR1)(OR2)-S-LX in which R1 and R2 are like or unlike alkyl radicals, L is a saturated straight or branched chain aliphatic hydrocarbon radical or such a radical in which the carbon atoms are interrupted by an oxygen or sulphur atom or by a nitrogen atom carrying an alkyl substituent and X is a secondary aliphatic or heterocyclic amine or a salt of such aliphatic or heterocyclic amine and a carrier and if desired an auxiliary agent and/or a plant nutrient. As carriers there may be used liquids e.g. water or non-phytocidal organic solvents or solids e.g. talc, keiselguhr, bentonite and other colloidal clays and powdered chalk. For concentrated solid preparations there may be used other solid carriers particularly water-soluble organic and inorganic compounds and the toxic ingredient may be incorporated with these to give a shaped tablet or block or a non-hygroscopic free-flowing granular preparation. Specified auxiliary agents are dustbinding agents such as spindle oil, glycerol, and wool fat. Wetting, spreading and dispersing agents such as sodium dinaphthylmethane disulphonate and sodium lauryl sulphate and sticking agents such as glue and resin may also be used especially in liquid preparations. Specified plant nutrients are urea and magnesium sulphate. Examples are given of the following compositions: (1) one part of O : O1 - diethyl - S - b - diethylamino - ethyl phosphorothiolate dissolved in 2000 parts of water also 1 part of O - ethyl O1 - methyl S - b - diethylaminoethyl phosphorothiolate dissolved in 50,000 parts of water, (2) a 0.002 per cent aqueous solution of the p.toluene sulphonate salt of O, O1-diethyl S-b -diethylaminoethyl phosphorothiolate; (3) an aqueous solution of the hydrogen oxalate of O, O1-diethyl S-b -diethylaminoethyl phosphorothiolate (4) an aqueous solution of O, O1-diethyl S-b -diethylamino ethyl phosphorothiolate dihydrogen citrate; (5) an aqueous solution of the hydrogen oxalate of O, O1-diethyl S-1-diethylamino prop-2-yl phosphorothiolate; (6) an aqueous solution of O, O1 - diethyl - S - b - piperidinoethyl phosphorothiolate hydrogen oxalate; (7) an aqueous solution of O : O1 - diethyl - S-b -morpholinoethyl phosphorothiolate p-toluene sulphonate; (8) an aqueous solution of O : O1-diethyl S-b -di-n-propylamino phosphorothiolate hydrogen oxalate; (9) an aqueous solution of a mixture of urea and a small amount of O : O1-diethyl S-b -diethylaminoethyl phosphorothiolate dihydrogen citrate; (10) an aqueous solution formed by dissolving O : O1-diethyl S-b -di-ethyl-amino-ethyl phosphorothiolate, citric acid and disodium phosphate in a large excess of water; (11) O : O1-diethyl-S-b -diethyl-aminoethyl phosphorothiolate dissolved in diacetone alcohol; (12) a non-dusting pulverulent composition formed by mixing O : O1-diethyl S-b -diethylaminoethyl phosphorothiolate with kieselguhr and spindle oil; (13) an aqueous solution of a mixture of sodium dinaphthylmethane disulphonate and a small amount of O : O1-diethyl S-b -piperidinoethyl phosphorothiolate or its hydrogen oxalate; (14) an aqueous solution of O : O1-diethyl S - b - diethyl-aminoethyl phosphorothiolate hydrochloride. The preparation of the specified salts of the phosphorothiolate esters is described (see Group IV(b)). Specification 738,839 [Group IV(b)] is referred to.
GB80954A 1954-01-11 1954-01-11 New pesticidal compositions containing phosphorus esters Expired GB772731A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE534788D BE534788A (en) 1954-01-11
GB80954A GB772731A (en) 1954-01-11 1954-01-11 New pesticidal compositions containing phosphorus esters
ES0219377A ES219377A1 (en) 1954-01-11 1955-01-05 New pesticidal compositions containing phosphorus esters
US481032A US2841517A (en) 1954-01-11 1955-01-10 Phosphorothiolic acid ester compositions and methods of destroying insects
FR1119292D FR1119292A (en) 1954-01-11 1955-01-11 Insecticides containing phosphorus esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB80954A GB772731A (en) 1954-01-11 1954-01-11 New pesticidal compositions containing phosphorus esters

Publications (1)

Publication Number Publication Date
GB772731A true GB772731A (en) 1957-04-17

Family

ID=9710879

Family Applications (1)

Application Number Title Priority Date Filing Date
GB80954A Expired GB772731A (en) 1954-01-11 1954-01-11 New pesticidal compositions containing phosphorus esters

Country Status (2)

Country Link
ES (1) ES219377A1 (en)
GB (1) GB772731A (en)

Also Published As

Publication number Publication date
ES219377A1 (en) 1955-03-01

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