1-Ethynyl-4-iodobenzene

4-碘苯乙炔

Also known as: 1-iodo-4-ethynylbenzene, 4-ethynyl-1-iodobenzene, 4-ethynyliodobenzene, 4-iodo-1-ethynylbenzene, 4-iodoethynylbenzene, 4-iodophenylacetylene, Benzene, 1-ethynyl-4-iodo-, Benzene,1-ethynyl-4-iodo

1-Ethynyl-4-iodobenzene (CAS 766-99-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H5I and a molecular weight of 228.03000 g/mol. It is also known as 1-iodo-4-ethynylbenzene, 4-ethynyl-1-iodobenzene and 4-ethynyliodobenzene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
766-99-4
Jingsj CID
J-1458703-8
Molecular Formula
C8H5I
Chinese Name
4-碘苯乙炔
Molecular Weight
228.03000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-Ethynyl-4-iodobenzene?

The CAS number of 1-Ethynyl-4-iodobenzene is 766-99-4.

What are the molecular formula and molecular weight of 1-Ethynyl-4-iodobenzene?

1-Ethynyl-4-iodobenzene has molecular formula C8H5I and molecular weight 228.03000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Ethynyl-4-iodobenzene (CAS 766-99-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1458703-8 (accessed 2026-10-25).

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