Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)-

Base Information

• Chemical Name: Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)-
• CAS No.: 172228-59-0
• Molecular Formula: C20H22OSi2
• Molecular Weight: 334.565
• DSSTox Substance ID: DTXSID10447841
• Nikkaji Number: J735.316B
• Mol file: 172228-59-0.mol

Synonyms:172228-59-0;Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)-;SCHEMBL15700221;DTXSID10447841;1,1,3,3-Tetramethyl-1,3-bis(phenylethynyl)-2-oxatrisilane

Chemical Property of Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)-

Chemical Property:

• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 6
• Exact Mass: 334.12091839
• Heavy Atom Count: 23
• Complexity: 463

Purity/Quality:

99.90% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si](C)(C#CC1=CC=CC=C1)O[Si](C)(C)C#CC2=CC=CC=C2

Technology Process of Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)-

There total 5 articles about Disiloxane, 1,1,3,3-tetramethyl-1,3-bis(phenylethynyl)- which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 85.0%

(phenylethynyl)dimethylsilane (87290-97-9) → 1,1,3,3-tetramethyl-1,3-bis-phenylethynyl-disiloxane (172228-59-0)

Guidance literature:

With indium(III) bromide; oxygen; In tetrahydrofuran; at 20 ℃; for 12h;

DOI:10.1016/j.tetlet.2009.10.020

Reference yield: 78.0%

chlorodimethyl(phenylethynyl)silane (42591-54-8) → 1,1,3,3-tetramethyl-1,3-bis-phenylethynyl-disiloxane (172228-59-0)

Guidance literature:

chlorodimethyl(phenylethynyl)silane; With water; In tetrahydrofuran; at 20 ℃; for 2h;

With magnesium sulfate; In tetrahydrofuran; at 20 ℃; for 1h; Further stages.;

DOI:10.1021/jo001378i

Reference yield: 60.0%

1,1,3,3-tetramethyl-1,3-dichlorodisiloxane (2401-73-2) + phenylacetylene (536-74-3) → 1,1,3,3-tetramethyl-1,3-bis-phenylethynyl-disiloxane (172228-59-0)

Guidance literature:

With [{Ir(μ-Cl)(CO)2}2]; N-ethyl-N,N-diisopropylamine; lithium iodide; at 90 ℃; for 24h; Schlenk technique; Inert atmosphere;

DOI:10.1021/om500320t

upstream raw materials:

copper(I) phenylacetylenide

1,1,3,3-tetramethyl-1,3-dichlorodisiloxane

chlorodimethyl(phenylethynyl)silane

(phenylethynyl)dimethylsilane

Downstream raw materials:

1,3-(diphenylethynyl)-1,1,3,3-tetramethyldisiloxane platinum ⁽⁰⁾

2,2,4,4,10,10,12,12-octamethyl-6,8,14,16-tetraphenyl-3,11-dioxa-17,18-diphospha-2,4,10,12-tetrasila-tricyclo[11.3.1.1^5,9]octadeca-1⁽¹⁶⁾,5,7,9⁽¹⁸⁾,13⁽¹⁷⁾,14-hexaene

(PNCCHCCSi(CH₃)2C₄H₉C₆H₅)2O

Refernces

• 1、 Ishimoto, Ryo,Kamata, Keigo,Mizuno, Noritaka. "Highly selective oxidation of organosilanes to silanols with hydrogen peroxide catalyzed by a lacunary polyoxotungstate". supporting information; experimental part. p. 8900 - 8904. Retrieved 2010/01/16.
• 2、 Mezailles,Maigrot,Hamon,Ricard,Mathey,Le Floch. "Mixed phosphinine-ether macrocycles". . p. 1054 - 1056. Retrieved 2007/10/03.