Bis(trimethylsilyl) selenide

Also known as: [bis(trimethylsilyl)]selenide, Bis(trimethylsilyl)selenide,98%, Disilaselenane, 1,1,1,3,3,3-hexamethyl-, Me3SiSeSiMe3, Bis(trimethylsilyl)selenide, hexamethyldisilaselenane, bis (trimethylsilyl)selenium, [BIS(TRIMETHYLSILYL)]SELENIDE

Bis(trimethylsilyl) selenide (CAS 4099-46-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C6H18SeSi2 and a molecular weight of 225.33800 g/mol. Key properties include a melting point of -7ºC, a boiling point of 58-9ºC/11mmHg, a density of 0.9 g/cm3 and a flash point of 59.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4099-46-1
Jingsj CID: J-1497886-0
Molecular Formula: C₆H₁₈SeSi₂
Molecular Weight: 225.33800 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-7ºC
Boiling Point	58-9ºC/11mmHg
Density	0.9 g/cm3
Flash Point	59.6ºC
Exact Mass	226.01100
LogP	2.36040
Refractive Index	1.481

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Bis(trimethylsilyl) selenide?

The CAS number of Bis(trimethylsilyl) selenide is 4099-46-1.

What are the molecular formula and molecular weight of Bis(trimethylsilyl) selenide?

Bis(trimethylsilyl) selenide has molecular formula C6H18SeSi2 and molecular weight 225.33800 g/mol.

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. "Bis(trimethylsilyl) selenide (CAS 4099-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1497886-0 (accessed 2026-11-09).

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