4-Pentylbenzoic acid

4-正戊基苯甲酸

Also known as: 4-Amylbenzoic acid, p-Pentylbenzoic acid, p-n-Amylbenzoic acid, 4-n-Pentylbenzoic acid, Benzoic acid, 4-pentyl-, p-Amylbenzoic acid, para-Pentylbenzoic acid

4-Pentylbenzoic acid (CAS 26311-45-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H16O2 and a molecular weight of 192.254 g/mol. It is also known as 4-Amylbenzoic acid, p-Pentylbenzoic acid and p-n-Amylbenzoic acid. Key properties include a melting point of 85-90 °C, a boiling point of 315.3±21.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 149.7±16.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26311-45-5
Jingsj CID
J-5336-7
Molecular Formula
C12H16O2
Chinese Name
4-正戊基苯甲酸
Molecular Weight
192.254 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point85-90 °C
Boiling Point315.3±21.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point149.7±16.7 °C

Frequently Asked Questions

What is the CAS number of 4-Pentylbenzoic acid?

The CAS number of 4-Pentylbenzoic acid is 26311-45-5.

What are the molecular formula and molecular weight of 4-Pentylbenzoic acid?

4-Pentylbenzoic acid has molecular formula C12H16O2 and molecular weight 192.254 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Pentylbenzoic acid (CAS 26311-45-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5336-7 (accessed 2026-10-22).

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