4-Butylbenzonitrile

4-N-丁基苯甲腈

Also known as: p-Butylbenzonitrile, 1-Butyl-4-cyanobenzene, 1-n-butylbenzonitrile, 4-butylbenzenecarbonitrile, 4-n-butylcyanobenzene, Benzonitrile, 4-butyl-, MFCD00052345, P-BUTYLBENZONITRILE, p-n-butylbenzonitrile

4-Butylbenzonitrile (CAS 20651-73-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H13N and a molecular weight of 159.228 g/mol. It is also known as p-Butylbenzonitrile, 1-Butyl-4-cyanobenzene and 1-n-butylbenzonitrile. Key properties include a boiling point of 261.7±19.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 112.2±14.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20651-73-4
Jingsj CID
J-4138-6
Molecular Formula
C11H13N
Chinese Name
4-N-丁基苯甲腈
Molecular Weight
159.228 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point261.7±19.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point112.2±14.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Butylbenzonitrile?

The CAS number of 4-Butylbenzonitrile is 20651-73-4.

What are the molecular formula and molecular weight of 4-Butylbenzonitrile?

4-Butylbenzonitrile has molecular formula C11H13N and molecular weight 159.228 g/mol.

Is 4-Butylbenzonitrile hazardous?

4-Butylbenzonitrile has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Butylbenzonitrile (CAS 20651-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4138-6 (accessed 2026-10-22).

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