US 10,946,368 B2 · Catalyst and related methods involving hydrosilylation and dehydrogenative silylation

Abstract

A catalyst having a specific structure and a method of preparing the catalyst is disclosed. A composition is also disclosed, which comprises: (A) an unsaturated compound including at least one aliphatically unsaturated group per molecule, subject to at least one of the following two provisos: (1) the (A) unsaturated compound also includes at least one silicon-bonded hydrogen atom per molecule; and/or (2) the composition further comprises (B) a silicon hydride compound including at least one silicon-bonded hydrogen atom per molecule. The composition further comprises (C) the catalyst. A method of preparing a hydrosilylation reaction product and a dehydrogenative silylation reaction product are also disclosed.

Claims13

Dependent claims

A catalyst having the following structure:

wherein each R is an independently selected substituted or unsubstituted hydrocarbyl group;
[M] has formula M′XnLm, where M′ is a metal selected from Fe, Co, and Ni;
each X is independently a halogen atom, an alkoxy group, an amide group, an alkyl group, a silyl group, or H;
each L is independently an olefin, an agostic C-H, an agostic Si-H, an ether, a nitrile, or N2;
n is 0, 1, or 2, and m is 0, 1, or 2.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/632,150Filed 17 Jul 2018 · us provisional application

Priority

17 Jul 2017

Published

US 2020/0230585 A123 Jul 2020

Granted

16 Mar 2021

Term ends

Not estimatedThe source records don’t support an estimate.

Classification14 codes

B01J 31/189
Containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in…
B01J 37/16
Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts: reducing
C07F 7/0879
Si-C bond: hydrosilylation reactions
C07F 7/0896
Compounds having one or more C—Si linkages: compounds with a Si-H linkage

Catalyst and related methods involving hydrosilylation and dehydrogenative silylation

Life of this patent

Catalyst and related methods involving hydrosilylation and dehydrogenative silylation

Life of this patent

Abstract

Claims13