4-Fluoroisophthalic acid

Also known as: 1,3-Benzenedicarboxylic acid, 4-fluoro-, 4-Fluorobenzene-1,3-dicarboxylic acid, Isophthalic acid, 4-fluoro-, 4-fluoro-isophthalic acid, 4-Fluor-isophthalsaeure

4-Fluoroisophthalic acid (CAS 327-95-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5FO4 and a molecular weight of 184.12100 g/mol. Key properties include a boiling point of 403.4ºC at 760 mmHg, a density of 1.551g/cm3 and a flash point of 197.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 327-95-7
Jingsj CID: J-1083811-6
Molecular Formula: C₈H₅FO₄
Molecular Weight: 184.12100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	403.4ºC at 760 mmHg
Density	1.551g/cm3
Flash Point	197.8ºC
Exact Mass	184.01700
PSA	74.60000
LogP	1.22210
Refractive Index	1.59

Customs & Trade Information

HS Code	2917399090
Summary	2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoroisophthalic acid?

The CAS number of 4-Fluoroisophthalic acid is 327-95-7.

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

4-Fluoroisophthalic acid has molecular formula C8H5FO4 and molecular weight 184.12100 g/mol.

What are the upstream and downstream products of 4-Fluoroisophthalic acid?

For 4-Fluoroisophthalic acid, Upstream Products: 4-Fluoro-3-methylbenzoic acid, Carbon dioxide, 4-Fluorobenzoic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Fluoroisophthalic acid (CAS 327-95-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083811-6 (accessed 2026-11-09).

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