Tri-tert-butylsilane

三叔丁基硅烷

Also known as: Tris(2-methyl-2-propanyl)silane, Silane, tris(1,1-dimethylethyl)-, TRI-T-BUTYLSILANE, TRI-TERT-BUTYLSILANE, Tri-t-butylsilan, Tri-t-butylsilane, Tri-tert-butylsilan, Supersilane, tritert-butylsilicon, (Bu(t))3SiH

Tri-tert-butylsilane (CAS 18159-55-2) 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 Tris(2-methyl-2-propanyl)silane, Silane, tris(1,1-dimethylethyl)- and TRI-T-BUTYLSILANE. Key properties include a melting point of 33-44ºC, a boiling point of 204.5±9.0 °C at 760 mmHg and a flash point of 78.9±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18159-55-2
Jingsj CID
J-1101090-2
Molecular Formula
C12H28Si
Chinese Name
三叔丁基硅烷
Molecular Weight
200.436 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point33-44ºC
Boiling Point204.5±9.0 °C at 760 mmHg
Flash Point78.9±14.0 °C

Frequently Asked Questions

What is the CAS number of Tri-tert-butylsilane?

The CAS number of Tri-tert-butylsilane is 18159-55-2.

What are the molecular formula and molecular weight of Tri-tert-butylsilane?

Tri-tert-butylsilane 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. "Tri-tert-butylsilane (CAS 18159-55-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1101090-2 (accessed 2026-10-24).

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