2,2,4,4,6,6,8,8-Octamethyl-1,3,5-trioxa-2,4,6,8-tetrasilacyclooctane

Base Information

• Chemical Name: 2,2,4,4,6,6,8,8-Octamethyl-1,3,5-trioxa-2,4,6,8-tetrasilacyclooctane
• CAS No.: 19939-05-0
• Molecular Formula: C9H26O3Si4
• Molecular Weight: 294.64300
• Mol file: 19939-05-0.mol

Synonyms:2,2,4,4,6,6,8,8-Octamethyl-[1,3,5,2,4,6,8]trioxatetrasilocane;1,1,3,3,5,5,7,7-Octamethyl-2,4,6-trioxa-1,3,5,7-tetrasilacyclooctan;

Chemical Property of 2,2,4,4,6,6,8,8-Octamethyl-1,3,5-trioxa-2,4,6,8-tetrasilacyclooctane

Chemical Property:

• Boiling Point: 192 - 193 °C
• PSA: 27.69000
• Density: 0.9354 g/cm3
• LogP: 3.40280

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,2,4,4,6,6,8,8-Octamethyl-1,3,5-trioxa-2,4,6,8-tetrasilacyclooctane

There total 2 articles about 2,2,4,4,6,6,8,8-Octamethyl-1,3,5-trioxa-2,4,6,8-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:

1,1-dimethylsilacyclobutane (2295-12-7) + hexamethylcyclotrisilathiane (3574-04-7) → 1,1,3,3,5,5,7,7-octamethyl-2,4,6-trioxa-1,3,5,7-tetrasilacyclooctane (19939-05-0) + 1,1,3,3,5,5,7,7-octamethyl-2,6-dioxa-1,3,5,7-tetrasilacyclooctane (15261-06-0) + 1,1,3,3,5,5-hexamethyl-2-oxa-1,3,5-trisilacyclohexane (17520-57-9) + 1,1,3,3,5,5-hexamethyl-2,4-dioxa-1,3,5-trisilacyclohexane (17945-19-6)

Guidance literature:

With water; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1.) 560 deg C, 2.) 10 h;

DOI:10.1016/0022-328X(84)85175-X

Reference yield:

1,1-dimethylsilacyclobutane (2295-12-7) + Hexamethylcyclotrisiloxane (541-05-9) → 1,1,3,3,5,5,7,7-octamethyl-2,4,6-trioxa-1,3,5,7-tetrasilacyclooctane (19939-05-0)

Guidance literature:

Multistep reaction; (i) (thermolysis), (ii) /BRN= 1766829/;

DOI:10.1021/ja00840a060

upstream raw materials:

1,1-dimethylsilacyclobutane

Hexamethylcyclotrisiloxane

hexamethylcyclotrisilathiane