(2,4-Pentadienyl)trimethylsilane

(2,4-戊二烯基)三甲基硅烷

Also known as: 5-(Trimethylsilyl)-1,3-pentadiene, Pentadienyltrimethylsilane, Silane, trimethyl(2E)-2,4-pentadien-1-yl-, trimethyl(penta-2,4-dienyl)silane, trans-2,2-dimethyl-2-sila-4,6-heptadiene

(2,4-Pentadienyl)trimethylsilane (CAS 72952-73-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H16Si and a molecular weight of 140.298 g/mol. It is also known as 5-(Trimethylsilyl)-1,3-pentadiene, Pentadienyltrimethylsilane and Silane, trimethyl(2E)-2,4-pentadien-1-yl-. Key properties include a boiling point of 143.8±9.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 29.9±17.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72952-73-9
Jingsj CID
J-1420967-9
Molecular Formula
C8H16Si
Chinese Name
(2,4-戊二烯基)三甲基硅烷
Molecular Weight
140.298 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point143.8±9.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point29.9±17.5 °C

Frequently Asked Questions

What is the CAS number of (2,4-Pentadienyl)trimethylsilane?

The CAS number of (2,4-Pentadienyl)trimethylsilane is 72952-73-9.

What are the molecular formula and molecular weight of (2,4-Pentadienyl)trimethylsilane?

(2,4-Pentadienyl)trimethylsilane has molecular formula C8H16Si and molecular weight 140.298 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-Pentadienyl)trimethylsilane (CAS 72952-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420967-9 (accessed 2026-10-24).

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