Tetrakis(dimethylsilyloxy)silane

四[二甲基硅氧烷基]硅烷

Also known as: Tetrakis(dimethylsiloxy)silane, Tetrakis(dimethylsilyl) orthosilicate, Silicic acid tetrakis(dimethylsilyl) ester, 1,1,5,5-Tetramethyl-3,3-bis(dimethylsiloxy)pentanetrisiloxane, 1,1,5,5-Tetramethyl-3,3-bis(dimethylsilyloxy)pentanetrisiloxane, Trisiloxane,3,3-bis[(dimethylsilyl)oxy]-1,1,5,5-tetramethyl-

Tetrakis(dimethylsilyloxy)silane (CAS 17082-47-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H28O4Si5 and a molecular weight of 328.733 g/mol. It is also known as Tetrakis(dimethylsiloxy)silane, Tetrakis(dimethylsilyl) orthosilicate and Silicic acid tetrakis(dimethylsilyl) ester. Key properties include a melting point of <0ºC, a boiling point of 228.3±23.0 °C at 760 mmHg, a density of 0.884 g/mL at 25 °C(lit.) and a flash point of 91.9±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

17082-47-2

Jingsj CID

J-6697-8

Molecular Formula

C₈H₂₈O₄Si₅

Chinese Name

四[二甲基硅氧烷基]硅烷

Molecular Weight

328.733 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026