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3-(4-Fluorophenyl)propionic acid

Also known as: 3-(4-Fluorophenyl)propanoic acid, 4-Fluorobenzenepropanoic acid, Benzenepropanoic acid, 4-fluoro-, MFCD00060327, AKOS BC-2700

3-(4-Fluorophenyl)propionic acid (CAS 459-31-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9FO2 and a molecular weight of 168.16 g/mol. Key properties include a melting point of 86-91 °C(lit.), a boiling point of 278.9±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 122.5±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
459-31-4
Jingsj CID
J-20713-6
Molecular Formula
C9H9FO2
Molecular Weight
168.16 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point86-91 °C(lit.)
Boiling Point278.9±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point122.5±20.4 °C
Exact Mass168.058655
PSA37.30000
LogP1.89
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.522

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(4-Fluorophenyl)propionic acid?

The CAS number of 3-(4-Fluorophenyl)propionic acid is 459-31-4.

What are the molecular formula and molecular weight of 3-(4-Fluorophenyl)propionic acid?

3-(4-Fluorophenyl)propionic acid has molecular formula C9H9FO2 and molecular weight 168.16 g/mol.

What are the upstream and downstream products of 3-(4-Fluorophenyl)propionic acid?

For 3-(4-Fluorophenyl)propionic acid, Upstream Products: 4-Fluorocinnamic acid, 2-Vinyl-1,3-dioxolane, 1-Bromo-4-fluorobenzene; Downstream Products: Methyl 3-(4-fluorophenyl)propanoate, 3-(4-Fluorophenyl)propanal, 6-Fluoro-1-indanone.

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

Last updated:

How to cite: Jingsj. "3-(4-Fluorophenyl)propionic acid (CAS 459-31-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20713-6 (accessed 2026-11-09).

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