1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane

1-(三甲基甲硅烷基)-2,3-二(三甲基硅杂氧基)丙烷

Also known as: trimethyl-(1-trimethylsilyl-3-trimethylsilyloxypropan-2-yl)oxysilane, 3,6-Dioxa-2,7-disilaoctane, 2,2,7,7-tetramethyl-4-[(trimethylsilyl)methyl]-, 1-(Trimethylsilyl)-2,3-bis(trimethylsilyl-oxy)propane

1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane (CAS 154557-38-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H32O2Si3 and a molecular weight of 292.63800 g/mol. It is also known as trimethyl-(1-trimethylsilyl-3-trimethylsilyloxypropan-2-yl)oxysilane, 3,6-Dioxa-2,7-disilaoctane, 2,2,7,7-tetramethyl-4-[(trimethylsilyl)methyl]- and 1-(Trimethylsilyl)-2,3-bis(trimethylsilyl-oxy)propane. Key properties include a boiling point of 182ºC(lit.), a density of 0.848 g/mL at 25ºC(lit.) and a flash point of 187 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
154557-38-7
Jingsj CID
J-49391-6
Molecular Formula
C12H32O2Si3
Chinese Name
1-(三甲基甲硅烷基)-2,3-二(三甲基硅杂氧基)丙烷
Molecular Weight
292.63800 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point182ºC(lit.)
Density0.848 g/mL at 25ºC(lit.)
Flash Point187 °F

Frequently Asked Questions

What is the CAS number of 1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane?

The CAS number of 1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane is 154557-38-7.

What are the molecular formula and molecular weight of 1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane?

1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane has molecular formula C12H32O2Si3 and molecular weight 292.63800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Trimethylsilyl)-2,3-bis(trimethylsilyloxy)propane (CAS 154557-38-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49391-6 (accessed 2026-10-25).

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