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Meloxicam

Also known as: Mobic, Metacam, Mobicox, Movalis, Movatec, Parocin, 4-hydroxy-2-methyl-N-(5-methyl-2-thiazolyl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide, 4-Hydroxy-2-Methyl-N-(5-Methylthiazol-2-yl)-2H-benzo[e][1,2]thiazine-3-carboxamide 1,1-dioxide, 4-Hydroxy-2-methyl-N-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide, 4-hydroxy-2-méthyl-N-(5-méthyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxyde, 4-Hydroxy-2-methyl-N-(5-methyl-1,3-thiazol-2-yl)-2H-1,2-benzothiazine-3-carboximidic acid 1,1-dioxide

Meloxicam (CAS 71125-38-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H13N3O4S2 and a molecular weight of 351.401 g/mol. Key properties include a melting point of 255ºC, a boiling point of 581.3±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 305.4±32.9 °C. 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.
71125-38-7
Jingsj CID
J-1983556-4
Molecular Formula
C14H13N3O4S2
Molecular Weight
351.401 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point255ºC
Boiling Point581.3±60.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point305.4±32.9 °C
Exact Mass351.034760
PSA136.22000
LogP3.35
Vapor Pressure0.0±1.7 mmHg at 25°C
Refractive Index1.735
Additional PropertyDMSO: soluble

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Activity & Biological Data

TargetCOX-2:0.49 μM (IC50) COX-1:36.6 μM (IC50)
Additional Information[1]. Lazer ES, et al. Effect of structural modification of enol-carboxamide-type nonsteroidal antiinflammatory drugs on COX-2/COX-1 selectivity. J Med Chem. 1997 Mar 14;40(6):980-9. [2]. Iturriaga MP, et al. Meloxicam decreases the migration and invasion of CF41.Mg canine mammary carcinoma cells. Oncol Lett. 2017 Aug;14(2):2198-2206. [3]. Fikry EM, et al. Rutin and meloxicam attenuate paw inflammation in mice: Affecting sorbitol dehydrogenase activity. J Biochem Mol Toxicol. 2018 Feb;32(2).

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Meloxicam?

The CAS number of Meloxicam is 71125-38-7.

What are the molecular formula and molecular weight of Meloxicam?

Meloxicam has molecular formula C14H13N3O4S2 and molecular weight 351.401 g/mol.

Is Meloxicam hazardous?

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

What are the upstream and downstream products of Meloxicam?

For Meloxicam, Upstream Products: 2-Amino-5-methylthiazole, Methyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide; Downstream Products: Meloxicam sodium salt hydrate.

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

Last updated:

How to cite: Jingsj. "Meloxicam (CAS 71125-38-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1983556-4 (accessed 2026-11-09).

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