GB945131A - Improvements in or relating to the production of aryl-substituted borazoles - Google Patents

Improvements in or relating to the production of aryl-substituted borazoles

Info

Publication number
GB945131A
GB945131A GB1442162A GB1442162A GB945131A GB 945131 A GB945131 A GB 945131A GB 1442162 A GB1442162 A GB 1442162A GB 1442162 A GB1442162 A GB 1442162A GB 945131 A GB945131 A GB 945131A
Authority
GB
United Kingdom
Prior art keywords
solvent
ethereal
aryl
reaction
ether
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
GB1442162A
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.)
US Borax Inc
Original Assignee
United States Borax and Chemical 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 United States Borax and Chemical Corp filed Critical United States Borax and Chemical Corp
Publication of GB945131A publication Critical patent/GB945131A/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

Landscapes

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

Abstract

Aryl-substituted borazoles are made by reacting a b -haloborazole, wherein any substituents other than halogen are hydrocarbon groups free from non-aromatic unsaturation, with a Grignard reagent in the presence of an ethereal solvent, the borazole starting material, the Grignard reagent, or both containing an aryl group, heating the product of the reaction in the presence of a substantially anhydrous hydrocarbon solvent of higher boiling point than the ethereal solvent so as to distill off the ethereal solvent. Suitable solvents include benzene, cyclohexane, toluene, n-heptane and xylene. Preferably 0.5 to 1 part of solvent is employed for each part by weight of ether, but larger amounts can be used. The hydrocarbon solvent can be added before or after the reaction but should be present prior to the removal of substantial amounts of the ether. Preferably the hydrocarbon solvent is continuously added to the reaction mass while the ethereal solvent is being removed. Suitable ethereal solvents are diethyl ether, tetrahydrofuran, diglyme and dioxam. Detailed examples give the preparation of b -triphenylborazole, b -triphenyl -N-trimethylborazole and hexaphenylborazole.
GB1442162A 1961-05-04 1962-04-13 Improvements in or relating to the production of aryl-substituted borazoles Expired GB945131A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10764461A 1961-05-04 1961-05-04

Publications (1)

Publication Number Publication Date
GB945131A true GB945131A (en) 1963-12-23

Family

ID=22317672

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1442162A Expired GB945131A (en) 1961-05-04 1962-04-13 Improvements in or relating to the production of aryl-substituted borazoles

Country Status (1)

Country Link
GB (1) GB945131A (en)

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