GB663810A - A process for the manufacture of phenyldichlorosilane - Google Patents

A process for the manufacture of phenyldichlorosilane

Info

Publication number
GB663810A
GB663810A GB30751/49A GB3075149A GB663810A GB 663810 A GB663810 A GB 663810A GB 30751/49 A GB30751/49 A GB 30751/49A GB 3075149 A GB3075149 A GB 3075149A GB 663810 A GB663810 A GB 663810A
Authority
GB
United Kingdom
Prior art keywords
phenyldichlorosilane
weight
per cent
less
reaction mixture
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
GB30751/49A
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.)
Dow Silicones UK Ltd
Original Assignee
Dow Corning 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 Dow Corning Ltd filed Critical Dow Corning Ltd
Publication of GB663810A publication Critical patent/GB663810A/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
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02Silicon compounds
    • C07F7/08Compounds having one or more C—Si linkages
    • C07F7/12Organo silicon halides
    • C07F7/121Preparation or treatment not provided for in C07F7/14, C07F7/16 or C07F7/20
    • C07F7/123Preparation or treatment not provided for in C07F7/14, C07F7/16 or C07F7/20 by reactions involving the formation of Si-halogen linkages

Landscapes

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

Abstract

Phenyldichlorosilane is prepared by heating from 150 DEG to 250 DEG C. diphenylchlorosilane in the presence of less than 50 per cent by weight of aluminium chloride based on the total weight of chlorosilanes employed and at a pressure sufficiently low that the phenyldichlorosilane distills from the reaction mixture. The preferred proportion of aluminium catalyst is from 0.001 to 10 per cent by weight based upon the weight of silane. Diphenyldichlorosilane may also be present in the reaction mixture, e.g. in an equimolecular proportion with the phenyldichlorosilane. The reaction temperature may be from 150 DEG to 210 DEG C. and the reaction pressure may be less than 60 mms. mercury. A number of examples are given. Some triphenylsilane and phenylmonochlorosilane are also formed.
GB30751/49A 1949-02-23 1949-11-30 A process for the manufacture of phenyldichlorosilane Expired GB663810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US663810XA 1949-02-23 1949-02-23

Publications (1)

Publication Number Publication Date
GB663810A true GB663810A (en) 1951-12-27

Family

ID=22069140

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30751/49A Expired GB663810A (en) 1949-02-23 1949-11-30 A process for the manufacture of phenyldichlorosilane

Country Status (1)

Country Link
GB (1) GB663810A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732282A (en) * 1956-01-24 Cjhssihclj
US2732280A (en) * 1956-01-24 Disproportionation of chlorosilanes
US2732281A (en) * 1956-01-24 Disproportionation of chlorosilanes
US2746981A (en) * 1952-09-26 1956-05-22 Union Carbide & Carbon Corp Disproportionation of aryldichlorosilanes
US2834648A (en) * 1953-03-25 1958-05-13 Union Carbide Corp Disproportionation of chlorosilanes employing amine-type catalysts
CN112920214A (en) * 2019-12-05 2021-06-08 新特能源股份有限公司 Phenyl chlorosilane, preparation method and device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732282A (en) * 1956-01-24 Cjhssihclj
US2732280A (en) * 1956-01-24 Disproportionation of chlorosilanes
US2732281A (en) * 1956-01-24 Disproportionation of chlorosilanes
US2746981A (en) * 1952-09-26 1956-05-22 Union Carbide & Carbon Corp Disproportionation of aryldichlorosilanes
US2834648A (en) * 1953-03-25 1958-05-13 Union Carbide Corp Disproportionation of chlorosilanes employing amine-type catalysts
CN112920214A (en) * 2019-12-05 2021-06-08 新特能源股份有限公司 Phenyl chlorosilane, preparation method and device

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