2-Chloro-3,5-dinitrobenzoic acid

Also known as: 2-Carboxy-4,6-dinitrochlorobenzene, 3,5-Dinitro-2-chlorobenzoic acid, 2-Chloro-3,5-dinitrobenzenecarboxylic acid, Benzoic acid, 2-chloro-3,5-dinitro-

2-Chloro-3,5-dinitrobenzoic acid (CAS 2497-91-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H3ClN2O6 and a molecular weight of 246.56200 g/mol. Key properties include a melting point of 196-199°C, a boiling point of 240-241°C, a density of 1.791 g/cm3 and a flash point of 200.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2497-91-8
Jingsj CID: J-1314084-6
Molecular Formula: C₇H₃ClN₂O₆
Molecular Weight: 246.56200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	196-199°C
Boiling Point	240-241°C
Density	1.791 g/cm3
Flash Point	200.8ºC
Exact Mass	245.96800
PSA	128.94000
LogP	2.90100
Vapor Pressure	2.12E-07mmHg at 25°C

Customs & Trade Information

HS Code	2916399090
Summary	2916399090 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 2-Chloro-3,5-dinitrobenzoic acid?

The CAS number of 2-Chloro-3,5-dinitrobenzoic acid is 2497-91-8.

What are the molecular formula and molecular weight of 2-Chloro-3,5-dinitrobenzoic acid?

2-Chloro-3,5-dinitrobenzoic acid has molecular formula C7H3ClN2O6 and molecular weight 246.56200 g/mol.

What are the upstream and downstream products of 2-Chloro-3,5-dinitrobenzoic acid?

For 2-Chloro-3,5-dinitrobenzoic acid, Upstream Products: 2-Chlorobenzoic acid, 3,5-Dinitrosalicylic acid, 2-Chloro-5-nitrobenzoic acid; Downstream Products: Carbon dioxide, 3,5-Dinitrosalicylic acid, Phosphoryl chloride.

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. "2-Chloro-3,5-dinitrobenzoic acid (CAS 2497-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1314084-6 (accessed 2026-11-09).

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