2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene

2,7-二溴-9,9-二辛基-9H-9-硅杂芴

Also known as: 3,7-Dibromo-5,5-dioctyl-5H-dibenzo[b,d]silole, 2,7-dibromo-9,9'-di-n-octyldibenzosilole, 2,7-dibromo-9,9-dioctyldibenzosilole, 3,7-dibromo-5,5-di-n-octyl-dibenzo[b,d]silole, 3,7-dibromo-5,5-dioctyl-dibenzo[b,d]silole, 3,7-dibromo-5,5-dioctylbenzo[b][1]benzosilole, 5H-Dibenzo[b,d]silole, 3,7-dibromo-5,5-dioctyl-, 9H-9-Silafluorene, 2,7-dibromo-9,9-dioctyl-

2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene (CAS 891182-24-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C28H40Br2Si and a molecular weight of 564.511 g/mol. It is also known as 3,7-Dibromo-5,5-dioctyl-5H-dibenzo[b,d]silole, 2,7-dibromo-9,9'-di-n-octyldibenzosilole and 2,7-dibromo-9,9-dioctyldibenzosilole. Key properties include a boiling point of 566.4±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 462.3±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
891182-24-4
Jingsj CID
J-1490078-9
Molecular Formula
C28H40Br2Si
Chinese Name
2,7-二溴-9,9-二辛基-9H-9-硅杂芴
Molecular Weight
564.511 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point566.4±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point462.3±25.1 °C

Frequently Asked Questions

What is the CAS number of 2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene?

The CAS number of 2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene is 891182-24-4.

What are the molecular formula and molecular weight of 2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene?

2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene has molecular formula C28H40Br2Si and molecular weight 564.511 g/mol.

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

Last updated:

How to cite: Jingsj. "2,7-Dibromo-9,9-dioctyl-9H-9-silafluorene (CAS 891182-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490078-9 (accessed 2026-10-22).

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