Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)-

2,4,6-三甲基-2,4,6-三乙烯基环三硅氧烷

Also known as: 2,4,6-Trimethyl-2,4,6-trivinyl-1,3,5,2,4,6-trioxatrisilinane, 2,4,6-Trimethyl-2,4,6-trivinylcyclotrisiloxane, cis-2,4,6-Trimethyl-2,4,6-trivinylcyclotrisiloxane, Cyclotrisiloxane, 2,4,6-trimethyl-2,4,6-trivinyl-

Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)- (CAS 134733-45-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H18O3Si3 and a molecular weight of 258.494 g/mol. It is also known as 2,4,6-Trimethyl-2,4,6-trivinyl-1,3,5,2,4,6-trioxatrisilinane, 2,4,6-Trimethyl-2,4,6-trivinylcyclotrisiloxane and cis-2,4,6-Trimethyl-2,4,6-trivinylcyclotrisiloxane. Key properties include a boiling point of 201.9±13.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 64.2±20.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134733-45-2
Jingsj CID
J-1493524-8
Molecular Formula
C9H18O3Si3
Chinese Name
2,4,6-三甲基-2,4,6-三乙烯基环三硅氧烷
Molecular Weight
258.494 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point201.9±13.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point64.2±20.2 °C

Frequently Asked Questions

What is the CAS number of Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)-?

The CAS number of Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)- is 134733-45-2.

What are the molecular formula and molecular weight of Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)-?

Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)- has molecular formula C9H18O3Si3 and molecular weight 258.494 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-, (2α,4α,6α)- (CAS 134733-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493524-8 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.