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Diethyldiselenide

Also known as: (ethyldiselanyl)ethane, diethyl diselenide, Diethyldiselenide, Diaethyl-diselenid, Diethyl perselenide, Diselenide,diethyl, ethyldiselanylethane, ethyldiselenide

Diethyldiselenide (CAS 628-39-7) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C4H10Se2 and a molecular weight of 216.04200 g/mol. Key properties include a boiling point of 85ºC 21mm, a density of 1.23 g/cm3 and a flash point of 22ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
628-39-7
Jingsj CID
J-1992241-8
Molecular Formula
C4H10Se2
Molecular Weight
216.04200 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point85ºC 21mm
Density1.23 g/cm3
Flash Point22ºC
Exact Mass217.91100
LogP1.18620
Refractive Index1.476825

Frequently Asked Questions

What is the CAS number of Diethyldiselenide?

The CAS number of Diethyldiselenide is 628-39-7.

What are the molecular formula and molecular weight of Diethyldiselenide?

Diethyldiselenide has molecular formula C4H10Se2 and molecular weight 216.04200 g/mol.

What are the upstream and downstream products of Diethyldiselenide?

For Diethyldiselenide, Upstream Products: Bromoethane, Iodoethane, ch3cho.

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

Last updated:

How to cite: Jingsj. "Diethyldiselenide (CAS 628-39-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992241-8 (accessed 2026-11-07).

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