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1,1,4,4-Tetramethyldisilylethylene, also known as TMDS, is an organosilicon chemical compound with the molecular formula C8H20Si2. It is a versatile component in various industrial applications due to its unique properties, including its ability to act as a crosslinking agent and a catalyst in the addition-cure silicone polymerization process.

20152-11-8

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20152-11-8 Usage

Uses

Used in Silicone Rubber Production:
1,1,4,4-Tetramethyldisilylethylene is used as a crosslinking agent in the production of silicone rubber and other silicone-based materials. It promotes the formation of strong covalent bonds between individual silicone molecules, enhancing the material's strength and durability.
Used in Electronic Components Manufacturing:
1,1,4,4-Tetramethyldisilylethylene is utilized in the manufacturing of electronic components due to its unique properties. It can improve the performance and reliability of electronic devices by providing enhanced thermal stability and electrical insulation.
Used in Pharmaceutical Industry:
In the pharmaceutical industry, 1,1,4,4-Tetramethyldisilylethylene is used as a catalyst in various chemical reactions. Its ability to modify surface tension and promote the formation of covalent bonds makes it a valuable component in the synthesis of pharmaceutical compounds.
Used in Surface Coatings:
1,1,4,4-Tetramethyldisilylethylene is used in the production of surface coatings to improve their properties. Its ability to modify surface tension allows for better adhesion and durability of the coatings, making them suitable for various applications, including automotive, aerospace, and construction industries.

Check Digit Verification of cas no

The CAS Registry Mumber 20152-11-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,5 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 20152-11:
(7*2)+(6*0)+(5*1)+(4*5)+(3*2)+(2*1)+(1*1)=48
48 % 10 = 8
So 20152-11-8 is a valid CAS Registry Number.
InChI:InChI=1/C6H18Si2/c1-7(2)5-6-8(3)4/h7-8H,5-6H2,1-4H3

20152-11-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,1,4,4-TETRAMETHYLDISILETHYLENE

1.2 Other means of identification

Product number -
Other names 1,1,4,4-tetramethyl-1,4-disilabutane

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:20152-11-8 SDS

20152-11-8Relevant academic research and scientific papers

Chemoselective deoxygenation of ether-substituted alcohols and carbonyl compounds by B(C6F5)3-catalyzed reduction with (HMe2SiCH2)2

Yang, Wenyu,Gao, Lu,Lu, Ji,Song, Zhenlei

supporting information, p. 4834 - 4837 (2018/05/23)

B(C6F5)3-catalyzed deoxygenation of ether-substituted alcohols and carbonyl compounds has been developed using (HMe2SiCH2)2 as the reductant. This unique reagent shows distinct superiority over traditional one silicon-centered hydrosilanes, giving the corresponding alkanes in high yields with good tolerance of ethers, aryl halides and alkenes. The control experiments suggest that (HMe2SiCH2)2 might facilitate the approach in an intramolecular Si/O activation manner.

(HMe 2 SiCH 2) 2: A Useful Reagent for B(C 6 F 5) 3 -Catalyzed Reduction-Lactonization of Keto Acids: Concise Syntheses of (-)- cis -Whisky and (-)- cis -Cognac Lactones

Xie, Hengmu,Lu, Ji,Gui, Yingying,Gao, Lu,Song, Zhenlei

supporting information, p. 2453 - 2459 (2017/10/06)

(HMe 2 SiCH 2) 2 has been utilized as a useful reagent for B(C 6 F 5) 3 -catalyzed reduction-lactonization of keto acids to synthesize γ- and δ-lactones. The process led concisely to (-)- cis -whisky and (-)- cis -cognac lactones in respective overall yields of 32% and 36%.

Selective catalytic monoreduction of dichlorooligosilanes with Grignard reagents

Kanno, Ken-ichiro,Niwayama, Yuka,Kyushin, Soichiro

, p. 6940 - 6943 (2019/04/10)

Transition metal-catalyzed monoreduction of dichlorooligosilanes with Grignard reagents is reported. Among the examined catalysts, group 4 metal chlorides such as TiCl4 and Cp2TiCl2 gave the highest reactivity and good selectivity. The reducing power is effectively controlled by changing the catalysts and Grignard reagents to achieve sufficient selectivity depending on the oligosilane substrates.

Hydrosilanes are not always reducing agents for carbonyl compounds but can also induce dehydration: A ruthenium-catalyzed conversion of primary amides to nitriles

Hanada, Shiori,Motoyama, Yukihiro,Nagashima, Hideo

supporting information; experimental part, p. 4097 - 4100 (2009/04/10)

A practical procedure for production of nitriles is offered by the triruthenium carbonyl cluster catalyzed dehydration of primary carboxamides with hydrosilanes under neutral conditions. This is the first example that a transition-metal-catalyzed activation of Si-H bonds does not lead to the reduction of carbonyl compounds but to dehydration. Possible mechanisms for the dehydration is discussed on the basis of NMR spectroscopic detection of intermediary species. Wiley-VCH Verlag GmbH & Co. KGaA, 2008.

Chloroplatinic acid catalyzed cyclization of silanes bearing pendant acetylenic groups

Steinmetz, Mark G.,Udayakumar, B. S.

, p. 1 - 16 (2007/10/02)

Chloroplatinic acid catalyzed, intramolecular hydrosilylation of acetylenes of structure HMe2SinSiMe2CCR (R = H or Ph, n = 2 or 3) proceeds via syn addition of the Si-H group to the carbon triple bond to give, predominantly, cyclic products having an

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