Isobutyltriethoxysilane

异丁基三乙氧基硅烷

Also known as: Triethoxy(isobutyl)silane, Triethoxy(2-methylpropyl)silane, (2-Methylpropyl)triethoxysilane, 1-(Triethoxysilyl)-2-methylpropane, Silane, triethoxy(2-methylpropyl)-, i-butyltriethoxysilane, iso-Butyltriethoxysilan, DOW CORNING product 1-6403, DC-1-6403

Isobutyltriethoxysilane (CAS 17980-47-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H24O3Si and a molecular weight of 220.381 g/mol. It is also known as Triethoxy(isobutyl)silane, Triethoxy(2-methylpropyl)silane and (2-Methylpropyl)triethoxysilane. Key properties include a boiling point of 173.2±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 65.7±19.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17980-47-1
Jingsj CID
J-41032-0
Molecular Formula
C10H24O3Si
Chinese Name
异丁基三乙氧基硅烷
Molecular Weight
220.381 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point173.2±8.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point65.7±19.0 °C

Frequently Asked Questions

What is the CAS number of Isobutyltriethoxysilane?

The CAS number of Isobutyltriethoxysilane is 17980-47-1.

What are the molecular formula and molecular weight of Isobutyltriethoxysilane?

Isobutyltriethoxysilane has molecular formula C10H24O3Si and molecular weight 220.381 g/mol.

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

Last updated:

How to cite: Jingsj. "Isobutyltriethoxysilane (CAS 17980-47-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41032-0 (accessed 2026-10-25).

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