Tris[dimethyl(norbornenylethyl)silyloxy]-POSS

三[二甲基(降冰片烯乙基)硅氧基]-POSS

Also known as: Tris[dimethyl(norbornenylethyl)silyloxy]-POSS®, endo-3,7,14-tris{dimethyl[2-(5-norbornen-2-yl)ethyl]silyloxy}-1,3,5,7,9,11,14-heptacyclopentyltricyclo[7.3.3.15,11]heptasiloxane, Tricyclo[7.3.3.15,11]heptasiloxane, 3,7,14-tris[[(2-bicyclo[2.2.1]hept-5-en-2-ylethyl)dimethylsilyl]oxy]-1,3,5,7,9,11,14-heptacyclopentyl-, MFCD02093772

Tris[dimethyl(norbornenylethyl)silyloxy]-POSS (CAS 307496-41-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C68H120O12Si10 and a molecular weight of 1410.53000 g/mol. It is also known as Tris[dimethyl(norbornenylethyl)silyloxy]-POSS®, endo-3,7,14-tris{dimethyl[2-(5-norbornen-2-yl)ethyl]silyloxy}-1,3,5,7,9,11,14-heptacyclopentyltricyclo[7.3.3.15,11]heptasiloxane and Tricyclo[7.3.3.15,11]heptasiloxane, 3,7,14-tris[[(2-bicyclo[2.2.1]hept-5-en-2-ylethyl)dimethylsilyl]oxy]-1,3,5,7,9,11,14-heptacyclopentyl-. Key properties include a boiling point of 314ºC(lit.), a density of 1.042 g/mL at 25ºC(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
307496-41-9
Jingsj CID
J-1327994-5
Molecular Formula
C68H120O12Si10
Chinese Name
三[二甲基(降冰片烯乙基)硅氧基]-POSS
Molecular Weight
1410.53000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point314ºC(lit.)
Density1.042 g/mL at 25ºC(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of Tris[dimethyl(norbornenylethyl)silyloxy]-POSS?

The CAS number of Tris[dimethyl(norbornenylethyl)silyloxy]-POSS is 307496-41-9.

What are the molecular formula and molecular weight of Tris[dimethyl(norbornenylethyl)silyloxy]-POSS?

Tris[dimethyl(norbornenylethyl)silyloxy]-POSS has molecular formula C68H120O12Si10 and molecular weight 1410.53000 g/mol.

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

Last updated:

How to cite: Jingsj. "Tris[dimethyl(norbornenylethyl)silyloxy]-POSS (CAS 307496-41-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327994-5 (accessed 2026-10-25).

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