Bis(trimethylsilyl) peroxide

Q: What are the molecular formula and molecular weight of Bis(trimethylsilyl) peroxide?

C6H18O2Si2, molecular weight 178.377 g/mol

双(三甲基硅基)过氧化物

Also known as: Dioxybis(trimethylsilane), Peroxybis(trimethylsilane), trimethyl(trimethylsilylperoxy)silane, Bis(trimethylsilyl) peroxide (contains hexamethyldisiloxane)

CAS No.: 5796-98-5
Jingsj CID: J-1339155-7
Molecular Formula: C₆H₁₈O₂Si₂
Chinese Name: 双(三甲基硅基)过氧化物
Molecular Weight: 178.377 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	<0ºC
Boiling Point	124.6±23.0 °C at 760 mmHg
Density	0.8±0.1 g/cm3
Flash Point	20.5±23.0 °C

Frequently Asked Questions

What is the CAS number of Bis(trimethylsilyl) peroxide?

5796-98-5

What are the molecular formula and molecular weight of Bis(trimethylsilyl) peroxide?

C6H18O2Si2, molecular weight 178.377 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026