GB1024641A - Halogen-containing phosphoric acid esters - Google Patents

Halogen-containing phosphoric acid esters

Info

Publication number
GB1024641A
GB1024641A GB1721261A GB1721261A GB1024641A GB 1024641 A GB1024641 A GB 1024641A GB 1721261 A GB1721261 A GB 1721261A GB 1721261 A GB1721261 A GB 1721261A GB 1024641 A GB1024641 A GB 1024641A
Authority
GB
United Kingdom
Prior art keywords
reacting
substituted
water
appropriately substituted
halogen
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
GB1721261A
Inventor
Roy Vivian Foster
Donald Thomas Hollinshead
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.)
Cooper Mcdougall and Robertson Ltd
Original Assignee
Cooper Mcdougall and Robertson 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
Application filed by Cooper Mcdougall and Robertson Ltd filed Critical Cooper Mcdougall and Robertson Ltd
Priority to GB1721261A priority Critical patent/GB1024641A/en
Publication of GB1024641A publication Critical patent/GB1024641A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07F9/08Esters of oxyacids of phosphorus
    • C07F9/09Esters of phosphoric acids
    • C07F9/12Esters of phosphoric acids with hydroxyaryl compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)

Abstract

The invention comprises compounds of the general formula <FORM:1024641/C2/1> wherein the phenyl ring "a" is substituted with more than one halogen atom or is substituted with one or more halogen atoms together with one or more C1-C4 alkyl groups, and R1 and R2 are the same or different and each is an alkyl group containing from 1 to 4 carbon atoms and a Cl or Br atom. They may be obtained (a) by reacting a phosphoryl halide of the formula (R1O)(R2O)P(O)Hal with an appropriately substituted phenol or alkali metal salt thereof optionally in the presence of an acid binding agent, e.g. triethylamine; (b) by reacting an appropriately substituted O-phenyl phosphoryl dihalide with an appropriate substituted alkanol or with an alkylene oxide and (c) by reacting a phosphite diester (R1O)(R2O)P(O)H with an appropriately substituted phenol or alkali metal salt thereof and an oxidizing polyhalogenated aliphatic hydrocarbon such as CCl4 in the presence of an acid binding agent, e.g. triethylamine. The products have nematocidal properties and may be used in conjunction with an acceptable carrier for the treatment of nematode infestations of the gastro-intestinal e.g. of sheep or cattle. The nematocidal formulation may contain a diluent and a dispersing or surface-active agent and may be presented in a draft or drench in water, in capsules or cachets in the dry state, in solution in a vegetable oil, in tablet form, in a suspension in water, in a water/oil emulsion in which case a preserving, thickening or emulsifying agent may be included or in the food of the host. The formulation is preferably in the form of a wettable powder.
GB1721261A 1962-05-11 1962-05-11 Halogen-containing phosphoric acid esters Expired GB1024641A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1721261A GB1024641A (en) 1962-05-11 1962-05-11 Halogen-containing phosphoric acid esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1721261A GB1024641A (en) 1962-05-11 1962-05-11 Halogen-containing phosphoric acid esters

Publications (1)

Publication Number Publication Date
GB1024641A true GB1024641A (en) 1966-03-30

Family

ID=10091186

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1721261A Expired GB1024641A (en) 1962-05-11 1962-05-11 Halogen-containing phosphoric acid esters

Country Status (1)

Country Link
GB (1) GB1024641A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816143A (en) * 1969-05-19 1974-06-11 Mobil Oil Corp Novel phosphorus-containing compounds and flame retarded polymeric compositions therewith
US5130452A (en) * 1990-05-09 1992-07-14 Ciba-Geigy Corporation Phosphorus compounds and their use as flame retardant for polymers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816143A (en) * 1969-05-19 1974-06-11 Mobil Oil Corp Novel phosphorus-containing compounds and flame retarded polymeric compositions therewith
US5130452A (en) * 1990-05-09 1992-07-14 Ciba-Geigy Corporation Phosphorus compounds and their use as flame retardant for polymers

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