1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane

Base Information

• Chemical Name: 1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane
• CAS No.: 1747-57-5
• Molecular Formula: C12H32Si4
• Molecular Weight: 288.7245
• Hs Code.: 2901100000
• DSSTox Substance ID: DTXSID30169891
• Nikkaji Number: J104.825B
• Wikidata: Q83039689
• Mol file: 1747-57-5.mol

Synonyms:1747-57-5;1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane;1,1,3,3,5,5,7,7-octamethyl-1,3,5,7-tetrasilocane;1,3,5,7-Tetrasilacyclooctane, 1,1,3,3,5,5,7,7-octamethyl-;DTXSID30169891

Chemical Property of 1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane

Chemical Property:

• Vapor Pressure: 0.00608mmHg at 25°C
• Boiling Point: 281.4°Cat760mmHg
• Flash Point: 101.2°C
• PSA: 0.00000
• Density: 0.82g/cm³
• LogP: 4.99040
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 288.15810716
• Heavy Atom Count: 16
• Complexity: 186

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si]1(C[Si](C[Si](C[Si](C1)(C)C)(C)C)(C)C)C

Technology Process of 1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane

There total 3 articles about 1,1,3,3,5,5,7,7-Octamethyl-1,3,5,7-tetrasilacyclooctane 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: 17.0%

Chloro(chloromethyl)dimethylsilane (1719-57-9) → 1,1,3,3,5,5-hexamethyl-[1,3,5]trisilinane (1627-99-2) + 1,1,3,3-tetramethyl-1,3-disiletane (1627-98-1) + <(Dimethyl-chlorsilyl)-(dimethyl-chlormethyl-silyl)>-methan (18140-30-2) + 1.1.3.3.5.5.7.7-Octamethyl-1.3.5.7-tetrasila-cyclooctan (1747-57-5)

Guidance literature:

In tetrahydrofuran; electrochemical reduction;

DOI:10.1016/0022-328X(90)80225-O

Reference yield:

Chloro(chloromethyl)dimethylsilane (1719-57-9) → 1.1.3.3.5.5.7.7-Octamethyl-1.3.5.7-tetrasila-cyclooctan (1747-57-5)

Guidance literature:

With magnesium; methyl iodide; In tetrahydrofuran;

DOI:10.1021/jo01029a081

Reference yield:

→ 1.1.3.3.5.5.7.7-Octamethyl-1.3.5.7-tetrasila-cyclooctan (1747-57-5)

Guidance literature:

Bis--dimethyl-silan, Dimethyl-di-chlormethyl-silan, Na/Toluol;;

DOI:10.1002/zaac.19623140106

upstream raw materials:

Chloro(chloromethyl)dimethylsilane

Refernces