tert-Butyl trimethylsilyl peroxide

三甲基(叔丁基过氧基)硅烷

Also known as: O-TRIMETHYLSILYL-TERT-BUTYL PEROXIDE, O-TRIMETHYLSILYL-T-BUTYL PEROXIDE, TERT-BUTYLTRIMETHYLSILYLPEROXIDE, Trimethyl(t-butylperoxy)silane, Trimethylsilyl tert-butyl peroxide, [(1,1-dimethylethyl)dioxy]trimethylsilane, tert-butylperoxy(trimethyl)silane, tert-Butylperoxy-trimethyl-silan, tert-butyl trimethylsilanyl peroxide, tert-butylperoxytrimethylsilane

tert-Butyl trimethylsilyl peroxide (CAS 3965-63-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H18O2Si and a molecular weight of 162.30200 g/mol. It is also known as O-TRIMETHYLSILYL-TERT-BUTYL PEROXIDE, O-TRIMETHYLSILYL-T-BUTYL PEROXIDE and TERT-BUTYLTRIMETHYLSILYLPEROXIDE. Key properties include a boiling point of 120.8ºC at 760mmHg, a density of 0.842g/cm3 and a flash point of 9.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3965-63-7
Jingsj CID
J-1518122-0
Molecular Formula
C7H18O2Si
Chinese Name
三甲基(叔丁基过氧基)硅烷
Molecular Weight
162.30200 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point120.8ºC at 760mmHg
Density0.842g/cm3
Flash Point9.3ºC

Frequently Asked Questions

What is the CAS number of tert-Butyl trimethylsilyl peroxide?

The CAS number of tert-Butyl trimethylsilyl peroxide is 3965-63-7.

What are the molecular formula and molecular weight of tert-Butyl trimethylsilyl peroxide?

tert-Butyl trimethylsilyl peroxide has molecular formula C7H18O2Si and molecular weight 162.30200 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Butyl trimethylsilyl peroxide (CAS 3965-63-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518122-0 (accessed 2026-10-25).

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