2,4,6-trimethylcyclotrisiloxane

2,4,6-三甲基环三硅氧烷

Also known as: 2,4,6-trimethyl-1,3,5,2,4,6-trioxatrisilinane, 2,4,6-trimethyl-1,3,5,2λ3,4λ3,6λ3-trioxatrisilinane, Cyclotrisiloxane, 2,4,6-trimethyl-

2,4,6-trimethylcyclotrisiloxane (CAS 13269-39-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H10O3Si3 and a molecular weight of 178.36600 g/mol. It is also known as 2,4,6-trimethyl-1,3,5,2,4,6-trioxatrisilinane, 2,4,6-trimethyl-1,3,5,2λ3,4λ3,6λ3-trioxatrisilinane and Cyclotrisiloxane, 2,4,6-trimethyl-. Key properties include a boiling point of 34ºC/78 mmHg(lit.), a density of 0.972 g/mL at 25ºC(lit.) and a flash point of -4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13269-39-1
Jingsj CID
J-40323-2
Molecular Formula
C3H10O3Si3
Chinese Name
2,4,6-三甲基环三硅氧烷
Molecular Weight
178.36600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point34ºC/78 mmHg(lit.)
Density0.972 g/mL at 25ºC(lit.)
Flash Point-4ºC

Frequently Asked Questions

What is the CAS number of 2,4,6-trimethylcyclotrisiloxane?

The CAS number of 2,4,6-trimethylcyclotrisiloxane is 13269-39-1.

What are the molecular formula and molecular weight of 2,4,6-trimethylcyclotrisiloxane?

2,4,6-trimethylcyclotrisiloxane has molecular formula C3H10O3Si3 and molecular weight 178.36600 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4,6-trimethylcyclotrisiloxane (CAS 13269-39-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40323-2 (accessed 2026-10-23).

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