ES367106A1 - Preparation of (cis-1,2-epoxypropyl)phosphonic acid and its salts and esters - Google Patents

Preparation of (cis-1,2-epoxypropyl)phosphonic acid and its salts and esters

Info

Publication number
ES367106A1
ES367106A1 ES367106A ES367106A ES367106A1 ES 367106 A1 ES367106 A1 ES 367106A1 ES 367106 A ES367106 A ES 367106A ES 367106 A ES367106 A ES 367106A ES 367106 A1 ES367106 A1 ES 367106A1
Authority
ES
Spain
Prior art keywords
ethylide
alkyl
phosphonic acid
epoxypropyl
cis
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
ES367106A
Other languages
Spanish (es)
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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of ES367106A1 publication Critical patent/ES367106A1/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C381/00Compounds containing carbon and sulfur and having functional groups not covered by groups C07C301/00 - C07C337/00
    • C07C381/12Sulfonium compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C381/00Compounds containing carbon and sulfur and having functional groups not covered by groups C07C301/00 - C07C337/00
    • 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
    • C07F9/535Organo-phosphoranes
    • C07F9/5352Phosphoranes containing the structure P=C-
    • 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
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/655Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms
    • C07F9/65502Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms the oxygen atom being part of a three-membered ring
    • C07F9/65505Phosphonic acids containing oxirane groups; esters thereof

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  • 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

(Cis-1,2-epoxypropyl)-phosphonic acid and its salts and esters are obtained by treating a formyl phosphonate, e.g. a compound in which R is a C 1 -C 5 alkyl, C 2 -C 5 alkenyl, aryl, or aralkyl radical with an ethylide which is substituted at the methylene carbon by an appropriate leaving group, i.e. a compound M#-CH#-CH 3 wherein M+ is the leaving group, e.g. a di-(C 1 -C 5 )- alkoxy phosphinyl, di-(C 1 -C 5 ) alkyl or diaryl sulphonium, tri-(C 1 -C 5 )-alkyl- (or triaryl) - ammonium, di-(C 1 -C 5 )-alkyl sulphoxonium, tri-(C 1 -C 5 )-alkyl phosphonium or triaryl phosphonium cation. The process is suitably conducted in a solvent, e.g. an ether or dimethylsulphoxide, and the ethylide reactant may be prepared in situ in the solvent and the formyl phosphonate then added to the solution. When the products are esters they may be converted to the free (cis-1,2-epoxypropyl)-phosphonic acid, e.g. by hydrolysis with a mineral acid, hydrogenolysis, or treatment with trimethylchlorosilane followed by -aqueous hydrolysis. The phosphonic acid may then be converted to a salt, e.g. an alkali metal or alkaline earth metal salt, especially the calcium or disodium salt, by treatment with an aqueous solution of an appropriate base. Diethyl sulphoxonium ethylide is obtained by reacting diethyl sulphoxide with ethyl iodide in solution at 100-110 C. to form triethylsulphoxonium iodide and then treating the latter with sodium methylsulphonyl methylide in dimethyl sulphoxide. Triethylammonium ethylide is obtained by adding tetraethylammonium bromide in ether to an ethereal solution of phenyl lithium at 25 C. and decanting the supernatant liquid. Diethylsulphonium ethylide is obtained by reacting diethyl sulphide with ethyl bromide to form triethylsulphonium bromide and then treating the latter with an equivalent of sodium methyl sulphonyl methylide in dimethylsulphoxide.
ES367106A 1968-05-15 1969-05-12 Preparation of (cis-1,2-epoxypropyl)phosphonic acid and its salts and esters Expired ES367106A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72941568A 1968-05-15 1968-05-15

Publications (1)

Publication Number Publication Date
ES367106A1 true ES367106A1 (en) 1971-06-16

Family

ID=24930926

Family Applications (1)

Application Number Title Priority Date Filing Date
ES367106A Expired ES367106A1 (en) 1968-05-15 1969-05-12 Preparation of (cis-1,2-epoxypropyl)phosphonic acid and its salts and esters

Country Status (8)

Country Link
BE (1) BE733047A (en)
CH (1) CH537954A (en)
DE (1) DE1924264A1 (en)
ES (1) ES367106A1 (en)
GB (1) GB1246206A (en)
IL (1) IL32135A0 (en)
NL (1) NL6905269A (en)
SE (1) SE362884B (en)

Also Published As

Publication number Publication date
NL6905269A (en) 1969-11-18
IL32135A0 (en) 1969-07-30
BE733047A (en) 1969-11-14
CH537954A (en) 1973-06-15
GB1246206A (en) 1971-09-15
SE362884B (en) 1973-12-27
DE1924264A1 (en) 1970-01-22

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