GB730379A - Method of preparing organic silicon compounds - Google Patents

Method of preparing organic silicon compounds

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Publication number
GB730379A
GB730379A GB24652/51A GB2465251A GB730379A GB 730379 A GB730379 A GB 730379A GB 24652/51 A GB24652/51 A GB 24652/51A GB 2465251 A GB2465251 A GB 2465251A GB 730379 A GB730379 A GB 730379A
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United Kingdom
Prior art keywords
compounds
silicon
ethylene
reacted
compound
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
GB24652/51A
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Individual
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Individual
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Publication date
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Publication of GB730379A publication Critical patent/GB730379A/en
Expired legal-status Critical Current

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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
    • C07F7/04Esters of silicic acids
    • 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
    • C07F7/0896Compounds with a Si-H linkage
    • 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
    • C07F7/025Silicon compounds without C-silicon linkages
    • 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
    • C07F7/0801General processes
    • 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
    • C07F7/0803Compounds with Si-C or Si-Si linkages
    • C07F7/0825Preparations of compounds not comprising Si-Si or Si-cyano linkages
    • C07F7/0827Syntheses with formation of a Si-C bond
    • 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
    • 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
    • C07F7/18Compounds having one or more C—Si linkages as well as one or more C—O—Si linkages
    • C07F7/1804Compounds having Si-O-C linkages
    • C07F7/1872Preparation; Treatments not provided for in C07F7/20
    • C07F7/1892Preparation; Treatments not provided for in C07F7/20 by reactions not provided for in C07F7/1876 - C07F7/1888

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

Abstract

Resinous condensation products are obtained by reacting at least one hydrocarbon comprising a saturated, unsaturated, open chain and/or ring compound with a halogen free silicon compound having at least one Si-H bond at a temperature between 150 DEG and 160 DEG C., preferably about 450 DEG C., and under a subatmospheric pressure. The hydrocarbons may be substituted and contain halogen, oxygen, nitrogen or sulphur. Suitable silicon reactants are silane and its homologues, silenes, siloxanes, siloxene and its derivatives, and polymeric silicon dihydride. The organic reactant may have single or multiple bonds, e.g. pentane, cyclohexane and ethylene and their homologues may be used. Suitable substituted organic compounds for use in the above process are ethers, esters, aldehydes, ketones and organic oxides and halogen compounds especially chlorides such as methyl ethyl, propyl, vinyl and allyl chloride. Oily condensation products obtained by the above process may be thickened by heating with the exclusion of oxygen, or may be allowed to harden by exposure to the air, e.g. to form a coating on a surface. In addition to the resinous condensation products obtained by the above process, organic silicon compounds having 1 to 3 hydrogen atoms attached to a silicon atom may be prepared and may be subjected to oxidation or hydrolysis to form silicones having similar uses to the oily condensation products referred to above. In the examples resinous condensation products are obtained by reacting silane with each of the following reactants:-ethylene, ethylene oxide, ether and acetone. A polymeric oil having the composition (SiClR)x, where R represents CH3, C2H5 and C3H7, and a solid polymeric substance having the empirical formula (Si2ClR)x, where R represents butyl, are obtained by reacting silane and vinyl chloride. A solid polymer of the formula (CH3Si)x is isolated from the product obtained by reacting ethylene and silane.ALSO:Organic-silicon compounds which contain in the molecule one silicon atom or a plurality of silicon atoms either directly bound to each other or through one or more carbon atoms by reacting at least one hydrocarbon comprising a saturated, unsaturated, open-chain and/or ring compound with a halogen-free silicon compound having at least one Si-H bond at a temperature between 150 DEG and 600 DEG C., preferably about 450 DEG C., and under a sub-atmospheric pressure. The hydrocarbons may be substituted and contain halogen, oxygen, nitrogen or sulphur. Suitable silicon reactants are silane and its homologues, silenes, siloxanes, siloxene and its derivatives and polymeric silicon dihydride. The organic reactant may have single or multiple bonds such as pentane, ethylene and cyclohexane and their homologues. Substituted organic compounds which may be used are ethers, esters, aldehydes, ketones and organic oxides, and halogen compounds especially chlorides such as methyl, ethyl, propyl and allyl chloride. The reaction between silane and the oxygen containing hydrocarbons such as diethyl ether, acetone or ethylene oxide produces primarily alkoxy silanes of the type ROSiH3. In the case of diethyl ether high-boiling substances containing Si-H bonds are obtained, e.g., a compound of the type (H5C2O)2HSiOSiH(OC2H5)2. Othe types of compounds which are prepared may contain one hydrocarbon radical attached to silicon as in CH3SiH3 or C2H5SiH3, or may be of the formula R2SiH2 as exemplified by (CH3) (C2H5)SiH2, (CH3) (C3H7)SiH2 or (C2H5)2SiH2, or compounds of the type R3SiH and R4Si, in which one or more hydrogen atoms may also be substituted by silicon-hydrocarbon radicals to form, for instance, a compound of the formula (C2H5)2CH3SiCH2SiCH3(C2 H5)2. Products containing hydrogen attached to silicon may be subjected to oxidation or hydrolysis to form compounds having Si-OH or Si-O-Si bonds. In the examples: (1) monosilane and ethylene are reacted in accordance with the above process to produce the compounds CH3SiH3, C2H5SiH3, (CH3)3 Si H, (CH3)4 Si, (C3 H7 CH3 Si H2, (C2H5) CH3 Si H2, (C2H5)2\t Si H2, (C2H5)3 Si H, Si2 (CH3) (C2 H5)4 H, Si2 (CH3)3 (C2 H5)3 and Si2 (C2 H5)3 (C3 H7) H2; (2) monosilane and ethylene oxide are reacted to form the compounds C2H5OSiH3 and C3H7OSiH3 (3) monosilane and diethyl ether are reacted to form the compound C2H5OSiH3 together with a high-boiling fraction containing the compound (H5C2O)2HSiOSiH(OC2H5)2; (4) monosilane and acetone are reacted to form the compound C3H7OSiH3; (5) monosilane and vinyl chloride are reacted to form a volatile portion containing compounds of the type R2SiHCl, RSiH2Cl and R3SiCl, where R represents CH3, C2H5 and C3H7; (6) monosilane and ethylene are reacted as in (1) and the compounds (C3H7)C2H5SiH2, Si2C9H24 and Si(C4H10)4 are additional compounds prepared; (7), (8) siloxene is reacted with pentane and with cyclohexane to form the compounds CH3SiH3, C2H5SiH3, (CH3)2SiH2 and (C2H5)2SiH2; (9) polymeric silicon dihydride and ethylene are reacted to form the products specified in (7). The following additional products are referred to: (C3H7)CH3Si (OC2H5)2, (C2H5)3(CH3)5Si3, (C2H5)6(CH3)4Si4, C3H7OSi(OC2H5)3 and C3H7OSi(OCH3)3.
GB24652/51A 1950-10-23 1951-10-22 Method of preparing organic silicon compounds Expired GB730379A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE730379X 1950-10-23

Publications (1)

Publication Number Publication Date
GB730379A true GB730379A (en) 1955-05-25

Family

ID=6636588

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24652/51A Expired GB730379A (en) 1950-10-23 1951-10-22 Method of preparing organic silicon compounds

Country Status (2)

Country Link
FR (1) FR1054055A (en)
GB (1) GB730379A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909552A (en) * 1956-07-13 1959-10-20 Rhone Poulenc Sa Process for the preparation of alkoxy and aralkoxy-methylpolysiloxanes
US3069451A (en) * 1956-09-06 1962-12-18 Fritz Gerhard Preparation of organic silicon compounds

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2831011A (en) * 1954-12-22 1958-04-15 Dow Corning Method of reacting silanes with ethers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909552A (en) * 1956-07-13 1959-10-20 Rhone Poulenc Sa Process for the preparation of alkoxy and aralkoxy-methylpolysiloxanes
US3069451A (en) * 1956-09-06 1962-12-18 Fritz Gerhard Preparation of organic silicon compounds

Also Published As

Publication number Publication date
FR1054055A (en) 1954-02-08

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