1,1,2,2-Tetramethylethyltrimethoxysilane
三甲氧基(1,1,2-三甲基丙基)-硅烷
Also known as: Silane, trimethoxy(1,1,2-trimethylpropyl)-, Thexyltrimethoxysilane, 2,3-Dimethyl-2-trimethoxysilylbutane, (2,3-Dimethylbutan-2-yl)trimethoxysilane, (2,3-Dimethylbut-2-yl)-trimethoxysilane, Trimethoxy(1,1,2-trimethylpropyl)silane, (2,3-Dimethyl-2-butanyl)(trimethoxy)silane, 1,1,2,2-Tetramethylethyltrimethoxysilane
1,1,2,2-Tetramethylethyltrimethoxysilane (CAS 142877-45-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H22O3Si and a molecular weight of 206.355 g/mol. It is also known as Silane, trimethoxy(1,1,2-trimethylpropyl)-, Thexyltrimethoxysilane and 2,3-Dimethyl-2-trimethoxysilylbutane. Key properties include a boiling point of 157.7±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 54.3±19.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 142877-45-0
- Jingsj CID
- J-1054722-1
- Molecular Formula
- C9H22O3Si
- Chinese Name
- 三甲氧基(1,1,2-三甲基丙基)-硅烷
- Molecular Weight
- 206.355 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 157.7±8.0 °C at 760 mmHg |
|---|---|
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 54.3±19.0 °C |
Frequently Asked Questions
What is the CAS number of 1,1,2,2-Tetramethylethyltrimethoxysilane?
The CAS number of 1,1,2,2-Tetramethylethyltrimethoxysilane is 142877-45-0.
What are the molecular formula and molecular weight of 1,1,2,2-Tetramethylethyltrimethoxysilane?
1,1,2,2-Tetramethylethyltrimethoxysilane has molecular formula C9H22O3Si and molecular weight 206.355 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,1,2,2-Tetramethylethyltrimethoxysilane (CAS 142877-45-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1054722-1 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.