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Diclofenac sodium

Also known as: Diclofenac sodium salt, 2-[(2,6-Dichlorophenyl)amino]benzeneacetic acid sodium salt, Sodium [2-[(2,6-dichlorophenyl)amino]phenyl]acetate, Sodium (o-(2,6-dichloroanilino)phenyl)acetate, Voltaren, Voldal, Dicloreum, Naclof, Kriplex, Valetan, Xenid, Novapirina, Rhumalgan, Prophenatin, Ecofenac, Effekton, Diacron, Benfofen, Neriodin, Primofenac

Diclofenac sodium (CAS 15307-79-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H10Cl2NNaO2 and a molecular weight of 318.130 g/mol. Key properties include a melting point of 288-290°C, a boiling point of 412ºC at 760 mmHg and a flash point of 203ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
15307-79-6
Jingsj CID
J-11392-8
Molecular Formula
C14H10Cl2NNaO2
Molecular Weight
318.130 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point288-290°C
Boiling Point412ºC at 760 mmHg
Flash Point203ºC
Exact Mass316.998627
PSA52.16000
LogP3.10240
Storage Conditions-20°C Freezer
StabilityStable.
Additional PropertyH2O: 50 mg/mL

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Activity & Biological Data

TargetHuman COX-2:1.3 nM (IC50, in CHO cells) Human COX-1:4 nM (IC50, in CHO cells) Ovine COX-2:0.84 μM (IC50) Ovine COX-1:5.1 μM (IC50)
Additional Information[1]. Riendeau D, et al. Biochemical and pharmacological profile of a tetrasubstituted furanone as a highly selective COX-2 inhibitor. Br J Pharmacol. 1997 May;121(1):105-17. [2]. Labib MB, et al. Design, synthesis of novel isoindoline hybrids as COX-2 inhibitors: Anti-inflammatory, analgesic activities and docking study. Bioorg Chem. 2018 Oct;80:70-80. [3]. Curcelli EC, et al. Beneficial effects of diclofenac therapy on serum lipids, oxidized low-density lipoprotein and antioxidant defenses in rats. Life Sci. 2008 Apr 9;82(15-16):892-8.

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 Diclofenac sodium?

The CAS number of Diclofenac sodium is 15307-79-6.

What are the molecular formula and molecular weight of Diclofenac sodium?

Diclofenac sodium has molecular formula C14H10Cl2NNaO2 and molecular weight 318.130 g/mol.

Is Diclofenac sodium hazardous?

Diclofenac sodium has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of Diclofenac sodium?

For Diclofenac sodium, Upstream Products: 1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one, 2-Chlorophenylacetic acid, 2,6-Dichloroaniline; Downstream Products: 1-(2,6-Dichlorophenyl)-1,3-dihydro-2H-indol-2-one, Oxindole, 2,6-Dichlorophenol.

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

Last updated:

How to cite: Jingsj. "Diclofenac sodium (CAS 15307-79-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11392-8 (accessed 2026-11-09).

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