1-butyl-4-iodobenzene

1-正丁基-4-碘苯

Also known as: 1-(4-iodophenyl)butane, 1-n-butyl-4-iodobenzene, 4-n-butyliodobenzene, p-butyliodobenzene, 1-butyl-4-iodobenzene

1-butyl-4-iodobenzene (CAS 20651-57-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H13I and a molecular weight of 260.11500 g/mol. It is also known as 1-(4-iodophenyl)butane, 1-n-butyl-4-iodobenzene and 4-n-butyliodobenzene. Key properties include a boiling point of 248.4ºC at 760 mmHg, a density of 1.466 g/cm3 and a flash point of 108.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20651-57-4
Jingsj CID
J-1369746-6
Molecular Formula
C10H13I
Chinese Name
1-正丁基-4-碘苯
Molecular Weight
260.11500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point248.4ºC at 760 mmHg
Density1.466 g/cm3
Flash Point108.9ºC

Frequently Asked Questions

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

The CAS number of 1-butyl-4-iodobenzene is 20651-57-4.

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

1-butyl-4-iodobenzene has molecular formula C10H13I and molecular weight 260.11500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-butyl-4-iodobenzene (CAS 20651-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369746-6 (accessed 2026-10-24).

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