Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]-

1,3,5,7,9,11,13,15-八[2-(二氯甲基硅基)乙基]五环[9.5.1.1³,⁹.1⁵,¹⁵.1⁷,¹³]八硅氧烷

Also known as: PSS-Octa(2-dichloromethylsilylethyl) substituted, Octa(dichlorosilylethyl)-POSS, POSS-Octa(dichlorosilylethyl) substituted, 1,3,5,7,9,11,13,15-Octakis{2-[dichloro(methyl)silyl]ethyl}pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, AC1N7QS7, Cta(Dichlorosilylethyl), MFCD03427226

Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]- (CAS 314727-18-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H56Cl16O12Si16 and a molecular weight of 1553.31000 g/mol. It is also known as PSS-Octa(2-dichloromethylsilylethyl) substituted, Octa(dichlorosilylethyl)-POSS and POSS-Octa(dichlorosilylethyl) substituted. Key property: a melting point of >300ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
314727-18-9
Jingsj CID
J-47554-5
Molecular Formula
C24H56Cl16O12Si16
Chinese Name
1,3,5,7,9,11,13,15-八[2-(二氯甲基硅基)乙基]五环[9.5.1.1³,⁹.1⁵,¹⁵.1⁷,¹³]八硅氧烷
Molecular Weight
1553.31000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300ºC(lit.)

Frequently Asked Questions

What is the CAS number of Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]-?

The CAS number of Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]- is 314727-18-9.

What are the molecular formula and molecular weight of Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]-?

Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]- has molecular formula C24H56Cl16O12Si16 and molecular weight 1553.31000 g/mol.

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

Last updated:

How to cite: Jingsj. "Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13,15-octakis[2-(dichloromethylsilyl)ethyl]- (CAS 314727-18-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47554-5 (accessed 2026-10-24).

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