Abstract: The invention relates to [bis(trihydrocarbylsilyl)aminosilyl]-functionalized styrene and a method for its preparation. The invention further relates to the use of the styrene derivative in the preparation of a copolymer thereof.

Abstract: The invention relates to [bis(trihydrocarbylsilyl)aminosilyl]-functionalized styrene and a method for its preparation. The invention further relates to the use of the styrene derivative in the preparation of a copolymer thereof.

Abstract: New (triorganosilyl)alkynes and their derivatives having general formula R1—C?C—Z are provided along with methods for the preparation of (triorganosilyl)alkynes and their derivatives having the general formula R1—C?C—Z. The methods may include silylative coupling of terminal alkynes with halogenotriorganosilanes in the presence of an iridium catalyst and a tertiary amine.

Abstract: (Dimethylvinylgermoxy)heptasubstituted silsesquioxanes of the formula 1, in which the substituents R are equal to one another and represent: a linear or branched C2 to C8 alkyl group; a cyclopentyl or cyclohexyl group; a phenyl group; and the method of their synthesis.

Abstract: A new cage monovinylgermasilsesquioxanes of the general formula 1, in which R1 are the same and represent a C1 to C6 alkyl group or a cyclopentyl or cyclohexyl group or a phenyl group. The invention also relates to the method of synthesis of cage monovinylgermasilsesquioxanes of the general formula 1.

Abstract: The invention relates to new functionalized unsaturated derivatives of (dimethylvinylgermoxy)heptasubstituted silsesquioxanes of the general formula 1, and the method in which: R are the same and represent linear and branched C2 to C8 alkyl groups, or cyclopentyl and cyclohexyl groups, or phenyl groups R? represents an unsubstituted aryl group containing between 1 and 2 rings or an aryl group substituted in any position in the ring. The invention also relates to the method of synthesis of functionalized unsaturated derivatives of (dimethylvinylgermoxy)heptasubstituted silsesquioxanes.

Abstract: New (triorganosilyl)alkynes and their derivatives having general formula R1—C?C—Z are provided along with methods for the preparation of (triorganosilyl)alkynes and their derivatives having the general formula R1—C?C—Z. The methods may include silylative coupling of terminal alkynes with halogenotriorganosilanes in the presence of an iridium catalyst and a tertiary amine.

Abstract: The present invention relates to new (triorganosilyl)alkynes and their derivatives having general formula 1 R1—C?C—Z (I) In its second aspect, this invention relates to a new selective method for the preparation of new and conventional (triorganosilyl)alkynes and their derivatives having the general formula 1, by the silylative coupling of terminal alkynes with halogenotriorganosilanes in the presence of an iridium catalyst and a tertiary amine.

Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains an iron-organosilicon ligand complex that can be prepared by reacting an iron carbonyl compound and an organosilicon ligand.

Abstract: A new functionalized polyhedral octavinylsilsesquioxanes having the general formula 1, in which R1 denotes: (1) any aryl group other than a non-substituted phenyl or a phenyl substituted in position four with a halogen or the groups-trimethylsilylethynyl, 4,4,5,5-tetramethyl-1,3-dioxaborolane-2-yl, 3,4-dimethoxyphenyl, 3?,5?-bis(methoxycarbonyl)phenyl or benzo[d][1,3]-dioxol-5-yl; (2) any heteroaryl group; or (3) groups including coupled aromatic rings. Additionally, a method to obtain new and known functionalized polyhedral octavinylsilsesquioxanes having the general formula 1, by the silylating coupling of octavinylsilsesquioxane with olefins in the presence of a ruthenium complex catalyst.

Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains an iron-organosilicon ligand complex that can be prepared by reacting an iron carbonyl compound and an organosilicon ligand.

Abstract: The subject of invention is the method of synthesis of fluorosilicone co-polymers of arbitrary topology and general formula 1 in which among others if A stands for CH—O(CH2)m(CF2)nCF2H group, then the method is based on hydrosilylation reaction of appropriate fluoroalkyl-allyl ether with polyhydrosiloxanes containing at least one Si—H group, catalyzed by siloxide rhodium complex. If A stands for in which Z stands for divalent group either then the method is based on the reaction of nucleophilic opening of oxirane ring in appropriate epoxyfunctional co-polysiloxanes, in acidic environment.

Abstract: The subject of the invention is the method of synthesis of fluoracarbofunctional cage silsesquioxanes of the general formula in which•R1 stands for HCF2(CF2)n(CH2)mO(CH2)3Si(CH3)2O or HCF2(CF2)n(CH2)mO(CH2)3 group in which n=1-12, m=1-4;•R2, R3, R4, R5, R6, R7, R8 can be the same as R1 or different from it and stand all either for the (C1-C25) alkyl group or any aryl group, based on hydrosilylation of fluoroalkyl-allyl ether with an appropriate hydrogen-silsesquioxane in the presence of siloxide rhodium complex [{Rh(OSiMe3)(cod)}2] as a catalyst.

Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a platinum-ligand complex that can be prepared by reacting a platinum precursor and a ligand.

Abstract: New (E)-styryl-alkynylsubstituted silicon compounds having the generalized formula 1 and A new method of obtaining (E)-styryl-alkynylsubstituted silicon compounds having the generalized formula 1. A denotes: phenylmethylsilyl, 1,4-bis(dimethylsilyl)benzene, 1,2-bis(dimethylsilyl)ethane, 1,1,3,3-tetramethyldisilazane, 1,1,3,3-tetramethyldisiloxane, R? denotes: tri(isopropyl)silyl, 1-pentyl, 2-(trimethylsiloxy)-2-butyl, 1-(trimethylsiloxy)-1-cyclohexyl, triethylgermyl, R? denotes: H or Cl and when A denotes phenylmethylsilyl then R? denotes also methyl or a methoxy group. A method of obtaining (E)-styrylalkynylsubstituted silicon compounds having the generalized formula 1 where A, R? and R? denote the same as stated above by way of a silylative coupling reaction between a suitable substituted styrene and a suitable vinyl-alkynylsubstituted silicon compound in the presence of a ruthenium(II) complex as catalyst.

Abstract: The present invention relates to new (triorganosilyl)alkynes and their derivatives having general formula 1 R1—C?C—Z (I) In its second aspect, this invention relates to a new selective method for the preparation of new and conventional (triorganosilyl)alkynes and their derivatives having the general formula 1, by the silylative coupling of terminal alkynes with halogenotriorganosilanes in the presence of an iridium catalyst and a tertiary amine.

Abstract: A new functionalized polyhedral octavinylsilsesquioxanes having the general formula 1, in which R1 denotes: (1) any aryl group other than a non-substituted phenyl or a phenyl substituted in position four with a halogen or the groups-trimethylsilylethynyl, 4,4,5,5-tetramethyl-1,3-dioxaborolane-2-yl, 3 ,4-dimethoxyphenyl, 3?, 5?-bis(methoxycarbonyl)phenyl or benzo[d][1,3]-dioxol-5-yl; (2) any heteroaryl group; or (3) groups including coupled aromatic rings. Additionally, a method to obtain new and known functionalized polyhedral octavinylsilsesquioxanes having the general formula 1, by the silylating coupling of octavinylsilsesquioxane with olefins in the presence of a ruthenium complex catalyst.

Abstract: New vinyl-alkynylsubstituted germanium compounds having the general formula 1 are the subject of the invention. The invention also relates to a new method of obtaining vinyl-alkynylsubstituted germanium compounds having the general formula 1. — A denotes: diethylgermyl — R denotes: triethylsilyl, 1-(trimethylsiloxy)-1-cyclohexyl The invention also provides a solution to the problem of the method of obtaining vinyl-alkynylsubstituted germanium compounds having the general formula 1, involving the germylative coupling reaction between a suitable substituted terminal alkyne and a suitable divinylsubstituted germanium compound in the presence of a ruthenium(II) complex as catalyst.

Abstract: New vinyl-alkynylsubstituted germanium compounds having the general formula 1 are the subject of the invention. The invention also relates to a new method of obtaining vinyl-alkynylsubstituted germanium compounds having the general formula 1. —A denotes: diethylgermyl —R denotes: triethylsilyl, 1-(trimethylsiloxy)-1-cyclohexyl The invention also provides a solution to the problem of the method of obtaining vinyl-alkynylsubstituted germanium compounds having the general formula 1, involving the germylative coupling reaction between a suitable substituted terminal alkyne and a suitable divinylsubstituted germanium compound in the presence of a ruthenium(II) complex as catalyst.

Abstract: New (E)-styryl-alkynylsubstituted silicon compounds having the generalized formula 1 and A new method of obtaining (E)-styryl-alkynylsubstituted silicon compounds having the generalized formula 1. A denotes: phenylmethylsilyl, 1,4-bis(dimethylsilyl)benzene, 1,2-bis(dimethylsilyl)ethane, 1,1,3,3-tetramethyldisilazane, 1,1,3,3-tetramethyldisiloxane, R? denotes: tri(isopropyl)silyl, 1-pentyl, 2-(trimethylsiloxy)-2-butyl, 1-(trimethylsiloxy)-1-cyclohexyl, triethylgermyl, R? denotes: H or Cl and when A denotes phenylmethylsilyl then R? denotes also methyl or a methoxy group. A method of obtaining (E)-styrylalkynylsubstituted silicon compounds having the generalized formula 1 where A, R? and R? denote the same as stated above by way of a silylative coupling reaction between a suitable substituted styrene and a suitable vinyl-alkynylsubstituted silicon compound in the presence of a ruthenium(II) complex as catalyst.