1-ethenyl-3-iodobenzene

1-乙烯-3-碘苯

Also known as: 3-Iodostyrene, 1-Iodo-3-vinylbenzene, 1-ethenyl-3-iodobenzene, m-Iodstyrol, 3-Jod-styrol, Benzene, 1-ethenyl-3-iodo-

1-ethenyl-3-iodobenzene (CAS 4840-92-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7I and a molecular weight of 230.046 g/mol. It is also known as 3-Iodostyrene, 1-Iodo-3-vinylbenzene and m-Iodstyrol. Key properties include a boiling point of 243.5±19.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 106.4±10.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4840-92-0
Jingsj CID
J-1509473-9
Molecular Formula
C8H7I
Chinese Name
1-乙烯-3-碘苯
Molecular Weight
230.046 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point243.5±19.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point106.4±10.5 °C

Frequently Asked Questions

What is the CAS number of 1-ethenyl-3-iodobenzene?

The CAS number of 1-ethenyl-3-iodobenzene is 4840-92-0.

What are the molecular formula and molecular weight of 1-ethenyl-3-iodobenzene?

1-ethenyl-3-iodobenzene has molecular formula C8H7I and molecular weight 230.046 g/mol.

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

Last updated:

How to cite: Jingsj. "1-ethenyl-3-iodobenzene (CAS 4840-92-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509473-9 (accessed 2026-10-25).

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