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40230-90-8

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40230-90-8 Usage

General Description

3-[(Trimethylsilyl)ethynyl]toluene, also known as TMS-ethynyltoluene, is a chemical compound with the molecular formula C12H16Si. It is a derivative of toluene with a trimethylsilyl substituent attached to the ethynyl group. TMS-ethynyltoluene is commonly used in organic synthesis as a building block for creating more complex molecules. It is also used as a precursor in the production of materials such as liquid crystals, polymers, and pharmaceuticals. 3-[(Trimethylsilyl)ethynyl]toluene is highly reactive and can undergo various chemical reactions, making it a versatile component in the field of organic chemistry.

Check Digit Verification of cas no

The CAS Registry Mumber 40230-90-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,3 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40230-90:
(7*4)+(6*0)+(5*2)+(4*3)+(3*0)+(2*9)+(1*0)=68
68 % 10 = 8
So 40230-90-8 is a valid CAS Registry Number.

40230-90-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name trimethyl-[2-(3-methylphenyl)ethynyl]silane

1.2 Other means of identification

Product number -
Other names meta-tolyl-2-(trimethylsilyl)acetylene

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:40230-90-8 SDS

40230-90-8Relevant articles and documents

Asymmetric Hydrosilylation of β-Silyl Styrenes Catalyzed by a Chiral Palladium Complex

He, Yu-Han,Ji, Yang,Li, Rui,Su, Yan,Wang, Yi-Fan

supporting information, (2022/02/10)

A palladium complex coordinated with a chiral SIPHOS ligand was evaluated as an efficient catalyst for asymmetric hydrosilylation of β-silyl styrenes with trichlorosilane and 23 1,2-bis(silyl) chiral compounds were produced. Good to excellent enantioselec

Synthesis and Photochemical Application of Hydrofluoroolefin (HFO) Based Fluoroalkyl Building Block

Varga, Bálint,Tóth, Balázs L.,Béke, Ferenc,Csenki, János T.,Kotschy, András,Novák, Zoltán

supporting information, p. 4925 - 4929 (2021/07/01)

A novel fluoroalkyl iodide was synthesized on multigram scale from refrigerant gas HFO-1234yf as cheap industrial starting material in a simple, solvent-free, and easily scalable process. We demonstrated its applicability in a metal-free photocatalytic ATRA reaction to synthesize valuable fluoroalkylated vinyl iodides and proved the straightforward transformability of the products in cross-coupling chemistry to obtain conjugated systems.

A phosphine-free, atom-efficient cross-coupling of aryl iodides with triarylindiums or trialkynylindiums catalyzed by immobilization of palladium(0) in MCM-41

Lei, Zhiwei,Liu, Haiyi,Cai, Mingzhong

, p. 54 - 63 (2017/10/25)

The first phosphine-free heterogeneous atom-efficient cross-coupling reaction of aryl iodides with triarylindiums or trialkynylindiums was achieved in THF at 68 °C by using 1 mol% of MCM-41-immobilized palladium(0)-Schiff base complex [MCM-41-N,N-Pd(0)] as catalyst, yielding a variety of unsymmetrical biaryls and arylalkynes in good to excellent yields. The heterogeneous palladium(0) catalyst could easily be prepared via a simple procedure from commercially readily available reagents, and recovered by filtration of the reaction solution and recycled at least 10 times without significant loss of activity.

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