1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane

1,3,5-三乙基-1,3,5-三甲基环三硅氧烷

Also known as: 1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane, 2,4,6-Triethyl-2,4,6-trimethylcyclotrisiloxane, 2,4,6-Triethyl-2,4,6-trimethyl-1,3,5,2,4,6-trioxatrisilinane, Cyclotrisiloxane, 2,4,6-triethyl-2,4,6-trimethyl-

1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane (CAS 15901-49-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H24O3Si3 and a molecular weight of 264.54200 g/mol. It is also known as 2,4,6-Triethyl-2,4,6-trimethylcyclotrisiloxane, 2,4,6-Triethyl-2,4,6-trimethyl-1,3,5,2,4,6-trioxatrisilinane and Cyclotrisiloxane, 2,4,6-triethyl-2,4,6-trimethyl-. Key properties include a boiling point of 192-193ºC(lit.), a density of 0.939 g/mL at 25ºC(lit.) and a flash point of 167 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15901-49-2
Jingsj CID
J-9187-5
Molecular Formula
C9H24O3Si3
Chinese Name
1,3,5-三乙基-1,3,5-三甲基环三硅氧烷
Molecular Weight
264.54200 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point192-193ºC(lit.)
Density0.939 g/mL at 25ºC(lit.)
Flash Point167 °F

Frequently Asked Questions

What is the CAS number of 1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane?

The CAS number of 1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane is 15901-49-2.

What are the molecular formula and molecular weight of 1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane?

1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane has molecular formula C9H24O3Si3 and molecular weight 264.54200 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane (CAS 15901-49-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9187-5 (accessed 2026-10-22).

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