1-butyl-4-fluorobenzene

1-丁基-4-氟苯

Also known as: 1-butyl-4-fluoro-benzene, 4-butylfluorobenzene, 4-n-butyl-fluorobenzene, Benzene, 1-butyl-4-fluoro-, p-Fluor-n-butylbenzol, p-Fluorbutylbenzol, p-Fluorobutylbenzene, p-fluorophenyl-butane, 1-BUTYL-4-FLUORO-BENZENE

1-butyl-4-fluorobenzene (CAS 20651-65-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H13F and a molecular weight of 152.20900 g/mol. It is also known as 1-butyl-4-fluoro-benzene, 4-butylfluorobenzene and 4-n-butyl-fluorobenzene. Key properties include a boiling point of 187.6ºC at 760 mmHg, a density of 0.954g/cm3 and a flash point of 59.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 20651-65-4
Jingsj CID: J-1604730-1
Molecular Formula: C₁₀H₁₃F
Chinese Name: 1-丁基-4-氟苯
Molecular Weight: 152.20900 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	187.6ºC at 760 mmHg
Density	0.954g/cm3
Flash Point	59.2ºC

Frequently Asked Questions

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

The CAS number of 1-butyl-4-fluorobenzene is 20651-65-4.

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

1-butyl-4-fluorobenzene has molecular formula C10H13F and molecular weight 152.20900 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-butyl-4-fluorobenzene (CAS 20651-65-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1604730-1 (accessed 2026-10-22).

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