GB1324440A - Preparation of 2-haloethylphosphonic acids - Google Patents

Preparation of 2-haloethylphosphonic acids

Info

Publication number
GB1324440A
GB1324440A GB4925470A GB4925470A GB1324440A GB 1324440 A GB1324440 A GB 1324440A GB 4925470 A GB4925470 A GB 4925470A GB 4925470 A GB4925470 A GB 4925470A GB 1324440 A GB1324440 A GB 1324440A
Authority
GB
United Kingdom
Prior art keywords
oct
product
acid
aqueous layer
relative
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
GB4925470A
Other languages
English (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.)
GAF Corp
Original Assignee
GAF Corp
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 GAF Corp filed Critical GAF Corp
Publication of GB1324440A publication Critical patent/GB1324440A/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
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/38Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808Acyclic saturated acids which can have further substituents on alkyl

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)
GB4925470A 1969-10-17 1970-10-16 Preparation of 2-haloethylphosphonic acids Expired GB1324440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86735769A 1969-10-17 1969-10-17

Publications (1)

Publication Number Publication Date
GB1324440A true GB1324440A (en) 1973-07-25

Family

ID=25349634

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4925470A Expired GB1324440A (en) 1969-10-17 1970-10-16 Preparation of 2-haloethylphosphonic acids

Country Status (7)

Country Link
US (1) US3787486A (enExample)
JP (1) JPS5425009B1 (enExample)
CH (1) CH552633A (enExample)
DE (1) DE2050245B2 (enExample)
FR (1) FR2066063A5 (enExample)
GB (1) GB1324440A (enExample)
IL (1) IL35343A (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4293505A (en) * 1967-04-06 1981-10-06 Randall David I Preparation of β-haloethylphosphonic acids and half esters thereof
US3808265A (en) * 1971-03-26 1974-04-30 Gaf Corp Preparation of 2-haloethylphosphonic acid
US4018819A (en) * 1971-07-09 1977-04-19 Hoechst Aktiengesellschaft Process for the manufacture of 2-chloroethane-phosphonic acid
DE2156284C3 (de) * 1971-11-12 1980-08-07 Hoechst Ag, 6000 Frankfurt Herstellung von 2-Chloräthanphosphonsäure
DE2408863A1 (de) * 1974-02-23 1975-09-11 Basf Ag 2-chloraethanphosphonsaeurederivate
DE2420627C2 (de) * 1974-04-27 1982-10-21 Bayer Ag, 5090 Leverkusen N-iso-Propyl-2-chloräthan-(thiono)-phosphonsäureesteramide, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Pflanzenwachstumsregulatoren
US3896163A (en) * 1974-05-31 1975-07-22 Amchem Prod Purification of aliphatic phosphonic acids
US3897486A (en) * 1974-06-28 1975-07-29 Amchem Prod Purification of aliphatic phosphonic acids
DE2646582C2 (de) * 1976-10-15 1985-10-24 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung von Alkenylphosphinsäuren
CA1085870A (en) * 1976-12-20 1980-09-16 Robert J. Kiesel Preparation of haloalylphosphonic acid
US4728466A (en) * 1985-10-18 1988-03-01 Rhone-Poulenc Nederland B.V. Process for the production of aliphatic phosphonic acids
US20080103046A1 (en) * 2006-08-24 2008-05-01 Francine Palmer Process for making a plant growth regulator

Also Published As

Publication number Publication date
FR2066063A5 (enExample) 1971-08-06
CH552633A (de) 1974-08-15
IL35343A (en) 1973-06-29
DE2050245B2 (de) 1979-08-09
DE2050245A1 (de) 1971-05-13
US3787486A (en) 1974-01-22
IL35343A0 (en) 1970-11-30
JPS5425009B1 (enExample) 1979-08-24

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
SP Amendment (slips) printed
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee
PCNP Patent ceased through non-payment of renewal fee