PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted

PSS-甲苯基乙烯基硅氧基-七环戊基取代物

Also known as: Methylphenylvinylsilyloxy-POSS, (Methylphenylvinylsilyloxy)heptacyclopentylpentacyclooctasiloxane, Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13-heptacyclopentyl-15-[(ethenylmethylphenylsilyl)oxy]-, PSS-Methylphenylvinylsilyloxy-Heptacyclopentyl substituted, MFCD02683495, ac1n4kat

PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted (CAS 312693-48-4) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C44H74O13Si9 and a molecular weight of 1063.82000 g/mol. It is also known as Methylphenylvinylsilyloxy-POSS, (Methylphenylvinylsilyloxy)heptacyclopentylpentacyclooctasiloxane and Pentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane, 1,3,5,7,9,11,13-heptacyclopentyl-15-[(ethenylmethylphenylsilyl)oxy]-. Key property: a melting point of 245-249ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 312693-48-4
Jingsj CID: J-40543-6
Molecular Formula: C₄₄H₇₄O₁₃Si₉
Chinese Name: PSS-甲苯基乙烯基硅氧基-七环戊基取代物
Molecular Weight: 1063.82000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	245-249ºC(lit.)

Frequently Asked Questions

What is the CAS number of PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted?

The CAS number of PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted is 312693-48-4.

What are the molecular formula and molecular weight of PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted?

PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted has molecular formula C44H74O13Si9 and molecular weight 1063.82000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "PSS-Methylphenylvinylsilyloxy-heptacyclopentyl substituted (CAS 312693-48-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40543-6 (accessed 2026-10-24).

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