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Meclofenamic acid

Also known as: 2-(2,6-dichloro-3-methylanilino)benzoic acid, 2-[(2,6-Dichloro-3-methylphenyl)amino]benzoic acid, Arquel, INF 4668, Meclofen, N-(2,6-Dichloro-m-tolyl)anthranilic Acid, N-(3-Methyl-2,6-dichlorophenyl)anthranilic Acid, NSC 95309

Meclofenamic acid (CAS 644-62-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H11Cl2NO2 and a molecular weight of 296.149 g/mol. Key properties include a melting point of 257-259ºC, a boiling point of 399.4±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 195.3±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
644-62-2
Jingsj CID
J-32332-0
Molecular Formula
C14H11Cl2NO2
Molecular Weight
296.149 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point257-259ºC
Boiling Point399.4±42.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point195.3±27.9 °C
Exact Mass295.016693
PSA49.33000
LogP6.67
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.663
Storage ConditionsRefrigerator

Activity & Biological Data

Additional Information[1]. Conroy MC, et al. Pharmacology, pharmacokinetics, and therapeutic use of meclofenamate sodium. Clin J Pain. 1991;7 Suppl 1:S44-8. [2]. Eleftheriou CG, et al. Meclofenamic acid improves the signal to noise ratio for visual responses produced by ectopicexpression of human rod opsin. Mol Vis. 2017 Jun 16;23:334-345. eCollection 2017. [3]. Huang Y, et al. Meclofenamic acid selectively inhibits FTO demethylation of m6A over ALKBH5. Nucleic Acids Res. 2015 Jan;43(1):373-84.

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Meclofenamic acid?

The CAS number of Meclofenamic acid is 644-62-2.

What are the molecular formula and molecular weight of Meclofenamic acid?

Meclofenamic acid has molecular formula C14H11Cl2NO2 and molecular weight 296.149 g/mol.

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

Last updated:

How to cite: Jingsj. "Meclofenamic acid (CAS 644-62-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32332-0 (accessed 2026-11-09).

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