Cyclopentasiloxane, decaethyl-

Base Information

• Chemical Name: Cyclopentasiloxane, decaethyl-
• CAS No.: 18766-20-6
• Molecular Formula: C20H50O5Si5
• Molecular Weight: 511.041
• DSSTox Substance ID: DTXSID30423647
• Mol file: 18766-20-6.mol

Synonyms:decaethyl-cyclopentasiloxane;Cyclopentasiloxane, decaethyl-;18766-20-6;SCHEMBL1958167;DTXSID30423647;QSRINYFVPGFLSO-UHFFFAOYSA-N;2,2,4,4,6,6,8,8,10,10-Decaethyl-[1,3,5,7,9,2,4,6,8,10]pentoxapentasilecane

Chemical Property of Cyclopentasiloxane, decaethyl-

Chemical Property:

• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 10
• Exact Mass: 510.25045736
• Heavy Atom Count: 30
• Complexity: 367

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC[Si]1(O[Si](O[Si](O[Si](O[Si](O1)(CC)CC)(CC)CC)(CC)CC)(CC)CC)CC

Technology Process of Cyclopentasiloxane, decaethyl-

There total 4 articles about Cyclopentasiloxane, decaethyl- 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:

H2SiEt2 (542-91-6) → 1,1,3,3,5,5-hexaethylcyclotrisiloxane (2031-79-0) + octaethylcyclotetrasiloxane (1451-99-6) + polydiethylsiloxane (18766-20-6)

Guidance literature:

With water; 2,3-Dihydro-1,3-diisopropyl-4,5-dimethylimidazol-2-ylidene; In acetonitrile; at 40 ℃; for 12h; Time; Temperature; Solvent; Schlenk technique; Glovebox;

DOI:10.1039/c6dt04882j

Reference yield:

decaethylcyclopentasilane (75217-22-0) → 1,1,3,3,5,5-hexaethylcyclotrisiloxane (2031-79-0) + polydiethylsiloxane (18766-20-6) + 2,2,4,4,6,6,7,7-octaethyl-[1,3,5,2,4,6,7]trioxatetrasilepane + 2,2,4,4,6,6,7,7,8,8-decaethyl-[1,3,5,2,4,6,7,8]trioxapentasilocane

Guidance literature:

With tetrabutylammonium perchlorate; In dichloromethane; acetonitrile; Further byproducts given; electrochemical conditions;

DOI:10.1016/S0022-328X(98)00975-9

Reference yield:

diethyldichlorosilane (1719-53-5) → 1,1,3,3,5,5-hexaethylcyclotrisiloxane (2031-79-0) + octaethylcyclotetrasiloxane (1451-99-6) + polydiethylsiloxane (18766-20-6) + 2,2,4,4,6,6,8,8,10,10,12,12-Dodecaethyl-1,3,5,7,9,11-hexaoxa-2,4,6,8,10,12-hexasila-cyclododecane (18867-26-0)

Guidance literature:

With tetrahydrofuran; lithium; at 35 - 45 ℃; Product distribution; Mechanism;

upstream raw materials:

diethyldichlorosilane

decaethylcyclopentasilane

H₂SiEt₂

d₇-N,N-dimethylformamide