2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane (CAS 1693-44-3) — formula C18H28O4Si4, molecular weight 420.8; category organic chemicals.
2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane (CAS 1693-44-3) is a chemical raw material in the organic chemicals category. Its molecular formula C18H28O4Si4 comprises 18 C, 28 H, 4 O, 4 Si atoms. Its molecular weight is about 420.8. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1693-44-3 |
|---|---|
| Molecular Formula | C18H28O4Si4 |
| Molecular Weight | 420.8 |
| Category | Organic Chemicals |
2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane is a carbon-based organic compound with CAS registry number 1693-44-3 and molecular formula C18H28O4Si4 (molecular weight 420.8), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1693-44-3
Its molecular formula C18H28O4Si4 comprises 18 C, 28 H, 4 O, 4 Si atoms.
Also known as: 2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane · 双苯基双甲基环硅氧烷
Category: organic chemicals
The CAS registry number of 2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane is 1693-44-3.
Molecular formula C18H28O4Si4, molecular weight 420.8.
It is also registered under: 2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane, 双苯基双甲基环硅氧烷.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane (CAS 1693-44-3), compiled from public chemistry databases.
| CAS Number | 1693-44-3 |
|---|---|
| PubChem CID | 74326 |
| Molecular Formula | C18H28O4Si4 |
| IUPAC Name | 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane |
| UNII (FDA) | NS00045452 |
| Molecular Weight | 420.8 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 420.10646551 |
| Monoisotopic Mass | 420.10646551 |
| Topological Polar Surface Area | 36.9 |
| Heavy Atom Count | 26 |
1693-44-3; 2,2,4,4,6,6-Hexamethyl-8,8-diphenylcyclotetrasiloxane; EINECS 216-895-8; DTXSID60168690; RefChem:80854; DTXCID1091181; 216-895-8; 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane; 2,2,4,4,6,6-Hexamethyl-8,8-diphenyl-[1,3,5,7,2,4,6,8]cyclotetrasiloxane; Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-; SCHEMBL526011; NS00045452; 1,1,3,3,5,5-Hexamethyl-7,7-diphenylcyclotetrasiloxane; 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-cyclotetrasiloxane; 2,2,4,4,6,6-Hexamethyl-8,8-diphenyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 双苯基双甲基环硅氧烷