3,4,5-Triiodobenzoic acid

Also known as: 3,4,5-Triiodo-benzoic acid, 3,4,5-Triiodbenzoesaeure, 3,4,5-Trijod-benzoesaeure, BENZOIC ACID,3,4,5-TRIIODO, EINECS 219-050-1

3,4,5-Triiodobenzoic acid (CAS 2338-20-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H3I3O2 and a molecular weight of 499.81100 g/mol. Key properties include a melting point of 292-293ºC, a boiling point of 446.3ºC at 760 mmHg, a density of 2.971 g/cm3 and a flash point of 223.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2338-20-7
Jingsj CID: J-1103084-5
Molecular Formula: C₇H₃I₃O₂
Molecular Weight: 499.81100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	292-293ºC
Boiling Point	446.3ºC at 760 mmHg
Density	2.971 g/cm3
Flash Point	223.7ºC
Exact Mass	499.72700
PSA	37.30000
LogP	3.19860
Vapor Pressure	9.48E-09mmHg at 25°C

Customs & Trade Information

HS Code	2916399015
Summary	2916399015 2,3,5-triiodobenzoic acid。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:0.0%。MFN tarrif:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,4,5-Triiodobenzoic acid?

The CAS number of 3,4,5-Triiodobenzoic acid is 2338-20-7.

What are the molecular formula and molecular weight of 3,4,5-Triiodobenzoic acid?

3,4,5-Triiodobenzoic acid has molecular formula C7H3I3O2 and molecular weight 499.81100 g/mol.

What are the upstream and downstream products of 3,4,5-Triiodobenzoic acid?

For 3,4,5-Triiodobenzoic acid, Upstream Products: 4-Iodobenzoic acid, benzoic acid; Downstream Products: 3,5-Diiodobenzyl alcohol.

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. "3,4,5-Triiodobenzoic acid (CAS 2338-20-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1103084-5 (accessed 2026-11-09).

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