GB663690A - A process for the manufacture of phenylmethyldichlorosilane - Google Patents

A process for the manufacture of phenylmethyldichlorosilane

Info

Publication number
GB663690A
GB663690A GB30752/49A GB3075249A GB663690A GB 663690 A GB663690 A GB 663690A GB 30752/49 A GB30752/49 A GB 30752/49A GB 3075249 A GB3075249 A GB 3075249A GB 663690 A GB663690 A GB 663690A
Authority
GB
United Kingdom
Prior art keywords
phenylmethyldichlorosilane
weight
diphenylmethylchlorosilane
diphenyldichlorosilane
per cent
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
GB30752/49A
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 GB663690A publication Critical patent/GB663690A/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
    • C07F7/125Preparation or treatment not provided for in C07F7/14, C07F7/16 or C07F7/20 by reactions involving both Si-C and Si-halogen linkages, the Si-C and Si-halogen linkages can be to the same or to different Si atoms, e.g. redistribution reactions

Landscapes

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

Abstract

Phenylmethyldichlorosilane is prepared by heating diphenylmethylchlorosilane and diphenyldichlorosilane at a temperature of from 180 DEG to 250 DEG C. 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 phenylmethyldichlorosilane distills from the reaction mixture. The preferred proportion of aluminium chloride is from 0.001 to 10 per cent by weight. The preferred reaction pressure is from 40 to 60 mms. of mercury. The diphenylmethylchlorosilane and diphenyldichlorosilane may be reacted in equimolecular proportions. A number of examples are given. Triphenylchlorosilane and phenyldimethylchlorosilane are also formed.
GB30752/49A 1949-02-23 1949-11-30 A process for the manufacture of phenylmethyldichlorosilane Expired GB663690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US663690XA 1949-02-23 1949-02-23

Publications (1)

Publication Number Publication Date
GB663690A true GB663690A (en) 1951-12-27

Family

ID=22069061

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30752/49A Expired GB663690A (en) 1949-02-23 1949-11-30 A process for the manufacture of phenylmethyldichlorosilane

Country Status (3)

Country Link
DE (1) DE836649C (en)
FR (1) FR999637A (en)
GB (1) GB663690A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2717257A (en) * 1952-09-09 1955-09-06 Gen Electric Redistribution of organosilanes

Also Published As

Publication number Publication date
DE836649C (en) 1952-04-15
FR999637A (en) 1952-02-04

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