GB823327A - Method of producing sodium borohydride or mono- or di-organo borines - Google Patents

Method of producing sodium borohydride or mono- or di-organo borines

Info

Publication number
GB823327A
GB823327A GB32374/57A GB3237457A GB823327A GB 823327 A GB823327 A GB 823327A GB 32374/57 A GB32374/57 A GB 32374/57A GB 3237457 A GB3237457 A GB 3237457A GB 823327 A GB823327 A GB 823327A
Authority
GB
United Kingdom
Prior art keywords
borine
ethyl
organo
boron
mono
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
GB32374/57A
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.)
Kali Chemie AG
Original Assignee
Kali Chemie AG
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 Kali Chemie AG filed Critical Kali Chemie AG
Publication of GB823327A publication Critical patent/GB823327A/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
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic Table
    • C07F5/02Boron compounds
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B6/00Hydrides of metals including fully or partially hydrided metals, alloys or intermetallic compounds ; Compounds containing at least one metal-hydrogen bond, e.g. (GeH3)2S, SiH GeH; Monoborane or diborane; Addition complexes thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)

Abstract

Sodium borohydride or mono- or di-organo-borines are prepared by reacting sodium hydride with boron trichloride, mono-organo-boron dichloride, or di-organo-boron chloride at 50-150 DEG C. in an inert solvent or suspension medium in the presence of a catalytically active mono-, di-, or tri-organo-borine or aluminium hydride, capable of dissolving or solubilizing NaH, in amount 0.1-50 molar per cent. Organic radicals in the boron chloride may be methyl, ethyl, propyl, butyl, or the corresponding iso- or oxy-radicals, phenyl, phenoxy, tolyl, or benzyl, and may be the same or different where two are used. The same radicals may be in the catalytically active compound. Solvents may be hexane, heptane, octane, benzene, toluene, xylene, technical benzine, mineral oil, alkyl silanes, or the organic borine to be produced. The catalytically active borine or aluminium hydride may be formed in the reaction mixture, e.g. by adding zinc diethyl, sodium ethyl, sodium ethylate, or ethyl-magnesium chloride, which reacts with the boron chloride or by adding aluminium trichloride and zinc dialkyl. In examples: (1) a mixture of ethyl borine and di-ethyl borine is prepared from NaH, a mixture of (C2H5)2BCl and C2H5BCl2 produced by introducing BCl3 into B(C2H5)3, and B(C2H5)3 in mineral oil, (2) (C2H5O)2BH is prepared by reacting (C2H5O)2BCl with a suspension of NaH in mineral oil containing boron trioxyethyl.ALSO:Mono- or di-organo-borines are prepared by reacting sodium hydride with mono-organo-boron dichloride, or di-organo-boron chloride at 50-150 DEG C. in an inert solvent or suspension medium in the presence of a catalytically active mono-, di-, or tri-organo-borine or aluminium hydride, capable of dissolving or solubilizing NaH, in amount 0.1-50 molar per cent. Organic radicals in the boron chloride may be methyl, ethyl, propyl, butyl, or the corresponding iso- or oxy-radicals, phenyl, phenoxy, tolyl, or benzyl, and may be the same or different where two are used. The same radicals may be in the catalytically active compound. Solvents may be hexane, heptane, octane, benzene, toluene, xylene, technical benzine, mineral oil, alkyl silanes, or the organic borine to be produced. The catalytically active borine or aluminium hydride may be formed in the reaction mixture, e.g. by adding zinc diethyl, sodium ethyl, sodium ethylate, or ethyl-magnesium chloride, which reacts with the boron chloride or by adding aluminium trichloride and zinc dialkyl. In examples: (1) a mixture of ethyl borine and di-ethyl borine is prepared from NaH, a mixture of (C2H5)2BCl and C2H5BCl2 produced by introducing BCl3 into B(C2H5)3, and B(C2H5)3 in mineral oil, (2) (C2H5O)2BH is prepared by reacting (C2H5O)2BCl with a suspension of NaH in mineral oil containing boron trioxyethyl.
GB32374/57A 1956-10-27 1957-10-16 Method of producing sodium borohydride or mono- or di-organo borines Expired GB823327A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE823327X 1956-10-27

Publications (1)

Publication Number Publication Date
GB823327A true GB823327A (en) 1959-11-11

Family

ID=6745959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32374/57A Expired GB823327A (en) 1956-10-27 1957-10-16 Method of producing sodium borohydride or mono- or di-organo borines

Country Status (1)

Country Link
GB (1) GB823327A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236598A (en) * 1961-07-07 1966-02-22 Bayer Ag Processes for the production of diborane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236598A (en) * 1961-07-07 1966-02-22 Bayer Ag Processes for the production of diborane

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