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

Also known as: 3,7-Dibromo-5,5-dihexyl-5H-dibenzo[b,d]silole, 2,7-Dibromo-9,9-dihexyl-9H-9-silafluorene, 9,9-Dihexyl-2,7-dibromo-9H-silafluorene, 2,7-Dibromo-9,9'-dihexyl-9H-9-dibenzosilole, (2,7-dibromo-9,9-dihexyl)silafluorene, 5H-Dibenzo[b,d]silole, 3,7-dibromo-5,5-dihexyl-

2,7-Dibromo-9,9-dihexyl-9H-silafluorene (CAS 852138-90-0) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C24H32Br2Si and a molecular weight of 508.404 g/mol. Key properties include a boiling point of 520.8±50.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 416.8±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 852138-90-0
Jingsj CID: J-1490861-3
Molecular Formula: C₂₄H₃₂Br₂Si
Molecular Weight: 508.404 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	520.8±50.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	416.8±25.1 °C
Exact Mass	506.063995
LogP	7.91560
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.581

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

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

The CAS number of 2,7-Dibromo-9,9-dihexyl-9H-silafluorene is 852138-90-0.

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

2,7-Dibromo-9,9-dihexyl-9H-silafluorene has molecular formula C24H32Br2Si and molecular weight 508.404 g/mol.

What are the upstream and downstream products of 2,7-Dibromo-9,9-dihexyl-9H-silafluorene?

For 2,7-Dibromo-9,9-dihexyl-9H-silafluorene, Upstream Products: 4,4'-Dibromo-2,2'-diiodobiphenyl, Dichlorodihexylsilane, 4,4'-Dibromo-2,2'-dinitrobiphenyl.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,7-Dibromo-9,9-dihexyl-9H-silafluorene (CAS 852138-90-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490861-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.