1,1'-(1,2-Ethynediyl)bis(3-bromobenzene)

1,2-二(3-溴苯基)乙炔

Also known as: 1,2-Bis(3-bromophenyl)ethyne, Bis(3-bromophenyl)acetylene, 3,3'-Dibromotolane, Benzene, 1,1'-(1,2-ethynediyl)bis[3-bromo-

1,1'-(1,2-Ethynediyl)bis(3-bromobenzene) (CAS 91790-32-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H8Br2 and a molecular weight of 336.02100 g/mol. It is also known as 1,2-Bis(3-bromophenyl)ethyne, Bis(3-bromophenyl)acetylene and 3,3'-Dibromotolane. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 91790-32-8
Jingsj CID: J-1520712-8
Molecular Formula: C₁₄H₈Br₂
Chinese Name: 1,2-二(3-溴苯基)乙炔
Molecular Weight: 336.02100 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1,1'-(1,2-Ethynediyl)bis(3-bromobenzene)?

The CAS number of 1,1'-(1,2-Ethynediyl)bis(3-bromobenzene) is 91790-32-8.

What are the molecular formula and molecular weight of 1,1'-(1,2-Ethynediyl)bis(3-bromobenzene)?

1,1'-(1,2-Ethynediyl)bis(3-bromobenzene) has molecular formula C14H8Br2 and molecular weight 336.02100 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,1'-(1,2-Ethynediyl)bis(3-bromobenzene) (CAS 91790-32-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520712-8 (accessed 2026-10-25).

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