9-Methyl-9-vinyl-9-sila-fluoren

甲基乙烯基硅芴

Also known as: 9H-9-Silafluorene, 9-ethenyl-9-methyl-, 5-Methyl-5-vinyl-5H-dibenzo[b,d]silole, 5H-Dibenzo[b,d]silole, 5-ethenyl-5-methyl-, 9-Methyl-9-vinyl-9-sila-fluoren

9-Methyl-9-vinyl-9-sila-fluoren (CAS 5290-34-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H14Si and a molecular weight of 222.357 g/mol. It is also known as 9H-9-Silafluorene, 9-ethenyl-9-methyl-, 5-Methyl-5-vinyl-5H-dibenzo[b,d]silole and 5H-Dibenzo[b,d]silole, 5-ethenyl-5-methyl-. Key properties include a boiling point of 311.8±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 128.3±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5290-34-6
Jingsj CID
J-1526054-3
Molecular Formula
C15H14Si
Chinese Name
甲基乙烯基硅芴
Molecular Weight
222.357 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point311.8±15.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point128.3±14.0 °C

Frequently Asked Questions

What is the CAS number of 9-Methyl-9-vinyl-9-sila-fluoren?

The CAS number of 9-Methyl-9-vinyl-9-sila-fluoren is 5290-34-6.

What are the molecular formula and molecular weight of 9-Methyl-9-vinyl-9-sila-fluoren?

9-Methyl-9-vinyl-9-sila-fluoren has molecular formula C15H14Si and molecular weight 222.357 g/mol.

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

Last updated:

How to cite: Jingsj. "9-Methyl-9-vinyl-9-sila-fluoren (CAS 5290-34-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526054-3 (accessed 2026-10-25).

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