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1-fluoro-4-iodobutane

Also known as: 4-fluorobutyl iodide, butane, 1-fluoro-4-iodo-, 1-fluor-4-iod-butan, 1-fluor-4-jod-butan, 1-fluoro-4-iodo-butane, BUTANE,1-FLUORO-4-IODO

1-fluoro-4-iodobutane (CAS 372-91-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H8FI and a molecular weight of 202.00900 g/mol. Key properties include a boiling point of 156.2ºC at 760 mmHg, a density of 1.699g/cm3 and a flash point of 51ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
372-91-8
Jingsj CID
J-1096802-2
Molecular Formula
C4H8FI
Molecular Weight
202.00900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point156.2ºC at 760 mmHg
Density1.699g/cm3
Flash Point51ºC
Exact Mass201.96500
LogP2.17110
Refractive Index1.479

Customs & Trade Information

HS Code2903799090
Summary2903799090 halogenated derivatives of acyclic hydrocarbons containing two or more different halogens。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-fluoro-4-iodobutane?

The CAS number of 1-fluoro-4-iodobutane is 372-91-8.

What are the molecular formula and molecular weight of 1-fluoro-4-iodobutane?

1-fluoro-4-iodobutane has molecular formula C4H8FI and molecular weight 202.00900 g/mol.

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

Last updated:

How to cite: Jingsj. "1-fluoro-4-iodobutane (CAS 372-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1096802-2 (accessed 2026-11-09).

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