Method for producing silasequioxane metal complexes, novel silasesquioxane metal complexes and use thereof

Rutger Anthony Van Santen (Inventor), Hendrikus Cornesis Louis Abbenhuis (Inventor), Martinus Lambertus Wilhelmus Vorstenbosch (Inventor)

Research output: PatentPatent publication

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Abstract

PCT No. PCT/EP98/01932 Sec. 371 Date Oct. 18, 1999 Sec. 102(e) Date Oct. 18, 1999 PCT Filed Apr. 2, 1998 PCT Pub. No. WO98/46352 PCT Pub. Date Oct. 22, 1998A method for producing silasesquioxane metal complexes of the formula (II)((R1SiO1,5)n(R2aSiO1,5)m((B)q(O)r))u(M)v(Y)win which R1 represents C5-C10-cycloalkyl, norbornyl or adamantyl; R2a represents oxygen; B represents H, OH, halogen, alkoxy, SiR3y in which R3 can be C1-C4 alkyl, aryl or substituted silyl groups, and y represents 2 or 3, and R1 and R3 can be functionalized; M represents metals of the 4th to 7th subgroups of the periodic system of elements; Y represents C1-C20 alkyl or aryl groups devoid of beta-hydrogen, silyl, alkoxy, OH, halogen, oxo, imido, fluorenyl, indenyl, cyclopentadienyl, in which the individual ligands can be substituted; n=6 or 7; m=0 or 1; q=0-2; r=0-2; u=1-4; v=1-4; w=0-12, in which a metal compound of the 4th to 7th subgroups of the periodic system of elements and at least one silasesquioxane compound of the formula (I)(R1SiO1,5)n(R2SiO1,5)m((H)p(B)q(O)r))in which R1, B, n, m, q and r have the above meanings; R2 represents OH, and p equals 0-4, are suspended in an alkylated aromatic hydrocarbon, optionally in the presence of a basic compound, with stirring at -80 to +110 DEG C., and a reaction product is separated at room temperature. The invention also relates to metal complexes which include an oxidic metal cluster containing titanium atoms, in which each titanium atom has been coordinated x6, and to the use of such metal complexes as catalysts for oxidation or epoxidation of unsaturated hydrocarbons or alcohols in an aqueous medium.

Original languageEnglish
Patent numberUS6127557
IPCC08G 77/ 398 A I
Priority date2/04/98
Publication statusPublished - 3 Oct 2000

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Coordination Complexes
Halogens
Metals
Time varying systems
Titanium
Aromatic Hydrocarbons
Atoms
Epoxidation
Patents and inventions
Hydrocarbons
Reaction products
Hydrogen
Alcohols
Oxygen
Ligands
Oxidation
Catalysts
Temperature
alkoxyl radical

Bibliographical note

Patent US6127557 2000-10-03 ; WO9846352 1998-10-22 ; EP0975426 (B1) 2000-02-02 ; AT231030T 2003-02-15 ; DE19715786 1998-10-22 ; DE19748835 1999-05-06 ; DE59806940D 2003-02-20 ; AT231030T 2003-02-15

Cite this

@misc{e059e2714f8c4c5fbd488a4bedbd37c7,
title = "Method for producing silasequioxane metal complexes, novel silasesquioxane metal complexes and use thereof",
abstract = "PCT No. PCT/EP98/01932 Sec. 371 Date Oct. 18, 1999 Sec. 102(e) Date Oct. 18, 1999 PCT Filed Apr. 2, 1998 PCT Pub. No. WO98/46352 PCT Pub. Date Oct. 22, 1998A method for producing silasesquioxane metal complexes of the formula (II)((R1SiO1,5)n(R2aSiO1,5)m((B)q(O)r))u(M)v(Y)win which R1 represents C5-C10-cycloalkyl, norbornyl or adamantyl; R2a represents oxygen; B represents H, OH, halogen, alkoxy, SiR3y in which R3 can be C1-C4 alkyl, aryl or substituted silyl groups, and y represents 2 or 3, and R1 and R3 can be functionalized; M represents metals of the 4th to 7th subgroups of the periodic system of elements; Y represents C1-C20 alkyl or aryl groups devoid of beta-hydrogen, silyl, alkoxy, OH, halogen, oxo, imido, fluorenyl, indenyl, cyclopentadienyl, in which the individual ligands can be substituted; n=6 or 7; m=0 or 1; q=0-2; r=0-2; u=1-4; v=1-4; w=0-12, in which a metal compound of the 4th to 7th subgroups of the periodic system of elements and at least one silasesquioxane compound of the formula (I)(R1SiO1,5)n(R2SiO1,5)m((H)p(B)q(O)r))in which R1, B, n, m, q and r have the above meanings; R2 represents OH, and p equals 0-4, are suspended in an alkylated aromatic hydrocarbon, optionally in the presence of a basic compound, with stirring at -80 to +110 DEG C., and a reaction product is separated at room temperature. The invention also relates to metal complexes which include an oxidic metal cluster containing titanium atoms, in which each titanium atom has been coordinated x6, and to the use of such metal complexes as catalysts for oxidation or epoxidation of unsaturated hydrocarbons or alcohols in an aqueous medium.",
author = "{Van Santen}, {Rutger Anthony} and Abbenhuis, {Hendrikus Cornesis Louis} and Vorstenbosch, {Martinus Lambertus Wilhelmus}",
note = "Patent US6127557 2000-10-03 ; WO9846352 1998-10-22 ; EP0975426 (B1) 2000-02-02 ; AT231030T 2003-02-15 ; DE19715786 1998-10-22 ; DE19748835 1999-05-06 ; DE59806940D 2003-02-20 ; AT231030T 2003-02-15; US6127557; C08G 77/ 398 A I",
year = "2000",
month = "10",
day = "3",
language = "English",
type = "Patent",

}

Method for producing silasequioxane metal complexes, novel silasesquioxane metal complexes and use thereof. / Van Santen, Rutger Anthony (Inventor); Abbenhuis, Hendrikus Cornesis Louis (Inventor); Vorstenbosch, Martinus Lambertus Wilhelmus (Inventor).

IPC No.: C08G 77/ 398 A I. Patent No.: US6127557.

Research output: PatentPatent publication

TY - PAT

T1 - Method for producing silasequioxane metal complexes, novel silasesquioxane metal complexes and use thereof

AU - Van Santen, Rutger Anthony

AU - Abbenhuis, Hendrikus Cornesis Louis

AU - Vorstenbosch, Martinus Lambertus Wilhelmus

N1 - Patent US6127557 2000-10-03 ; WO9846352 1998-10-22 ; EP0975426 (B1) 2000-02-02 ; AT231030T 2003-02-15 ; DE19715786 1998-10-22 ; DE19748835 1999-05-06 ; DE59806940D 2003-02-20 ; AT231030T 2003-02-15

PY - 2000/10/3

Y1 - 2000/10/3

N2 - PCT No. PCT/EP98/01932 Sec. 371 Date Oct. 18, 1999 Sec. 102(e) Date Oct. 18, 1999 PCT Filed Apr. 2, 1998 PCT Pub. No. WO98/46352 PCT Pub. Date Oct. 22, 1998A method for producing silasesquioxane metal complexes of the formula (II)((R1SiO1,5)n(R2aSiO1,5)m((B)q(O)r))u(M)v(Y)win which R1 represents C5-C10-cycloalkyl, norbornyl or adamantyl; R2a represents oxygen; B represents H, OH, halogen, alkoxy, SiR3y in which R3 can be C1-C4 alkyl, aryl or substituted silyl groups, and y represents 2 or 3, and R1 and R3 can be functionalized; M represents metals of the 4th to 7th subgroups of the periodic system of elements; Y represents C1-C20 alkyl or aryl groups devoid of beta-hydrogen, silyl, alkoxy, OH, halogen, oxo, imido, fluorenyl, indenyl, cyclopentadienyl, in which the individual ligands can be substituted; n=6 or 7; m=0 or 1; q=0-2; r=0-2; u=1-4; v=1-4; w=0-12, in which a metal compound of the 4th to 7th subgroups of the periodic system of elements and at least one silasesquioxane compound of the formula (I)(R1SiO1,5)n(R2SiO1,5)m((H)p(B)q(O)r))in which R1, B, n, m, q and r have the above meanings; R2 represents OH, and p equals 0-4, are suspended in an alkylated aromatic hydrocarbon, optionally in the presence of a basic compound, with stirring at -80 to +110 DEG C., and a reaction product is separated at room temperature. The invention also relates to metal complexes which include an oxidic metal cluster containing titanium atoms, in which each titanium atom has been coordinated x6, and to the use of such metal complexes as catalysts for oxidation or epoxidation of unsaturated hydrocarbons or alcohols in an aqueous medium.

AB - PCT No. PCT/EP98/01932 Sec. 371 Date Oct. 18, 1999 Sec. 102(e) Date Oct. 18, 1999 PCT Filed Apr. 2, 1998 PCT Pub. No. WO98/46352 PCT Pub. Date Oct. 22, 1998A method for producing silasesquioxane metal complexes of the formula (II)((R1SiO1,5)n(R2aSiO1,5)m((B)q(O)r))u(M)v(Y)win which R1 represents C5-C10-cycloalkyl, norbornyl or adamantyl; R2a represents oxygen; B represents H, OH, halogen, alkoxy, SiR3y in which R3 can be C1-C4 alkyl, aryl or substituted silyl groups, and y represents 2 or 3, and R1 and R3 can be functionalized; M represents metals of the 4th to 7th subgroups of the periodic system of elements; Y represents C1-C20 alkyl or aryl groups devoid of beta-hydrogen, silyl, alkoxy, OH, halogen, oxo, imido, fluorenyl, indenyl, cyclopentadienyl, in which the individual ligands can be substituted; n=6 or 7; m=0 or 1; q=0-2; r=0-2; u=1-4; v=1-4; w=0-12, in which a metal compound of the 4th to 7th subgroups of the periodic system of elements and at least one silasesquioxane compound of the formula (I)(R1SiO1,5)n(R2SiO1,5)m((H)p(B)q(O)r))in which R1, B, n, m, q and r have the above meanings; R2 represents OH, and p equals 0-4, are suspended in an alkylated aromatic hydrocarbon, optionally in the presence of a basic compound, with stirring at -80 to +110 DEG C., and a reaction product is separated at room temperature. The invention also relates to metal complexes which include an oxidic metal cluster containing titanium atoms, in which each titanium atom has been coordinated x6, and to the use of such metal complexes as catalysts for oxidation or epoxidation of unsaturated hydrocarbons or alcohols in an aqueous medium.

M3 - Patent publication

M1 - US6127557

ER -