Triisobutylsilane

三异丁基硅烷

Also known as: Silane, tris(2-methylpropyl)-, tris(2-methylpropyl)silane, Tris(2-methylpropyl)silicon, Triisobutyl-silan, Triisobutylmonosilan, DK855, MFCD00010340, BORQTRQJFUNMBC-UHFFFAOYSA

Triisobutylsilane (CAS 6485-81-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H28Si and a molecular weight of 200.436 g/mol. It is also known as Silane, tris(2-methylpropyl)-, tris(2-methylpropyl)silane and Tris(2-methylpropyl)silicon. Key properties include a boiling point of 205.0±0.0 °C at 760 mmHg, a density of 0.764 g/mL at 25ºC(lit.) and a flash point of 109.4±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6485-81-0
Jingsj CID
J-6717-1
Molecular Formula
C12H28Si
Chinese Name
三异丁基硅烷
Molecular Weight
200.436 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point205.0±0.0 °C at 760 mmHg
Density0.764 g/mL at 25ºC(lit.)
Flash Point109.4±0.0 °C

Frequently Asked Questions

What is the CAS number of Triisobutylsilane?

The CAS number of Triisobutylsilane is 6485-81-0.

What are the molecular formula and molecular weight of Triisobutylsilane?

Triisobutylsilane has molecular formula C12H28Si and molecular weight 200.436 g/mol.

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

Last updated:

How to cite: Jingsj. "Triisobutylsilane (CAS 6485-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6717-1 (accessed 2026-10-24).

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