1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane

Base Information

• Chemical Name: 1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane
• CAS No.: 4617-27-0
• Molecular Formula: C2H6Cl4OSi2
• Molecular Weight: 244.052
• Hs Code.: 2934999090
• European Community (EC) Number: 225-025-6
• DSSTox Substance ID: DTXSID90196749
• Nikkaji Number: J297.851B
• Wikidata: Q83069765
• Mol file: 4617-27-0.mol

Synonyms:1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane;4617-27-0;dichloro-[dichloro(methyl)silyl]oxy-methylsilane;EINECS 225-025-6;C2H6Cl4OSi2;1,3-dimethyl-1,1,3,3-tetrachlorodisiloxane;C2-H6-Cl4-O-Si2;SCHEMBL2502152;DTXSID90196749;1,1,3,3-tetrachloro-1,3-dimethyl-disiloxane;Disiloxane, 1,1,3,3-tetrachloro-1,3-dimethyl-;1,1,3,3-Tetrachloro-1,3-dimethylpropanedisiloxane;B2699-131713;DICHLORO({[DICHLORO(METHYL)SILYL]OXY})METHYLSILANE

Chemical Property of 1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane

Chemical Property:

• Vapor Pressure: 5.91mmHg at 25°C
• Melting Point: -22 °C
• Boiling Point: 146.2°Cat760mmHg
• Flash Point: 37.1°C
• PSA: 9.23000
• Density: 1.319g/cm³
• LogP: 3.09560
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 2
• Exact Mass: 243.868179
• Heavy Atom Count: 9
• Complexity: 92.7

Purity/Quality:

98%Min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si](O[Si](C)(Cl)Cl)(Cl)Cl

Technology Process of 1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane

There total 9 articles about 1,1,3,3-Tetrachloro-1,3-dimethyldisiloxane 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: 53.0%

1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxan (807-28-3) → 1,3-dimethyl-1,1,3,3-tetrachlorodisiloxane (4617-27-0)

Guidance literature:

With aluminum (III) chloride; acetyl chloride; In hexane; at 20 ℃; Inert atmosphere;

DOI:10.1002/ejic.201600591

Reference yield: 31.0%

Dichloromethylsilane (75-54-7) → 1,3-dimethyl-1,1,3,3-tetrachlorodisiloxane (4617-27-0)

Guidance literature:

With 2NO⁽¹⁺⁾*Cl₆Pt^(2-); N,N-dimethyl-formamide; In tetrahydrofuran; at 80 ℃; for 5h;

Reference yield:

dichlorotetramethyldisiloxane (3555-43-9) → Methyltrichlorosilane (75-79-6) + 1,3-dimethyl-1,1,3,3-tetrachlorodisiloxane (4617-27-0) + methyltrimethicone (17928-28-8) + 3,5-Dichlor-1,1,1,3,5,7,7,7-octamethyltetrasiloxan (100045-15-6)

Guidance literature:

at 20 ℃; Further byproducts given;

DOI:10.1007/BF00956380

upstream raw materials:

1,3-dichloro-1,3-dimethyldisiloxane

Methyltrichlorosilane

methylmagnesium chloride

Dichloromethylsilane

Downstream raw materials:

methyltrifluorosilane

Refernces

• 1、 Basenko,Voronkov,Gebel. "Generation and capture of alkylchlorosilanones". . p. 363 - 366. Retrieved 2007/10/03.
• 2、 Kopylova, L. I.,Ivanova, N. D.,Voronkov, M. G.. "REDUCTION OF DIMETHYLFORMAMIDE BY TRIALKYL- AND ALKYLCHLOROSILANES". . p. 1467. Retrieved 2007/10/02.