Metamizole Sodium

Name: Metamizole Sodium
Brand: Zemixal
SKU: ZX-030519

Reference StandardAvailable on request

Buy Metamizole Sodium (CAS 68-89-3) from Zemixal: C13H16N3NaO4S, COA and SDS with every lot, worldwide shipping. Part of our API Reference Standards range.

Pack sizes

CAS number68-89-3

FormulaC₁₃H₁₆N₃NaO₄S

Molar mass333.34 g/mol

Physical formSolid

HS code38229090

InChIKeyDJGAAPFSPWAYTJ-UHFFFAOYSA-M

IUPAC namesodium [(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-methylamino]methanesulfonate

About Metamizole Sodium

Metamizole Sodium belongs to the Metamizole reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 68-89-3, formula C13H16N3NaO4S and molar mass 333.34 g/mol. It is handled as a solid.

Where it is used

Identification & assay
Method development & validation
QC reference material

Handling and storage

It carries the GHS signal word Danger (H302, H317, H334 and H361), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Metamizole

See every impurity, metabolite and related compound we list for this API.

Metamizole standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Metamizole Sodium
Product name	Metamizole Sodium
Catalogue number	ZX-030519
CAS number	68-89-3
IUPAC name	sodium [(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-methylamino]methanesulfonate
Molecular formula	C₁₃H₁₆N₃NaO₄S
Molar mass	333.34 g/mol
Exact mass	333.0759
Grade	Reference Standard
Physical form	Solid
H-bond donors / acceptors	0 / 6
Topological polar surface area	92.4 Å²
HS code	38229090
InChIKey	DJGAAPFSPWAYTJ-UHFFFAOYSA-M
SMILES	CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N(C)CS(=O)(=O)[O-].[Na+]
PubChem CID	522325
Synonyms	Dipyrone Sodium Salt, Methylmelubrin, Neomelurbrin, Algocalmin, Aminopyrine sodium sulfonate, Metamizolum natricum, Dipyrone anhydrous, Metamizole sodique, Noraminophenazone sodium mesylate, Noramidopyrine methanesulfonate sodium, Sodium noramidopyrine methanesulfonate, Sodium methylaminoantipyrine methanesulfonate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Health hazard

Hazardous to the environment

Signal word Danger

H302Harmful if swallowed
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H361Suspected of damaging fertility or the unborn child
H372Causes damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects

Precautionary statements P203, P233, P260, P261, P264, P270, P271, P272, P273, P280, P284, P301 + P317, P302 + P352, P304 + P340, P318, P319, P321, P330, P333 + P317, P342 + P316, P362 + P364, P391, P403, P405

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Metamizole Sodium
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Metamizole Sodium

Which CAS number identifies Metamizole Sodium?

Metamizole Sodium is registered under CAS 68-89-3. You may also see it listed as Dipyrone Sodium Salt, Methylmelubrin, Neomelurbrin. Our catalogue number for this item is ZX-030519.

What are the formula and molar mass of Metamizole Sodium?

For Metamizole Sodium, its formula is C13H16N3NaO4S and its molar mass is 333.34 g/mol. The systematic (IUPAC) name is sodium [(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-methylamino]methanesulfonate. InChIKey DJGAAPFSPWAYTJ-UHFFFAOYSA-M lets you match it in any structure database.

How is Metamizole Sodium used in pharmaceutical QC?

Metamizole Sodium is a characterised reference material linked to Metamizole. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Metamizole Sodium?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Metamizole Sodium?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Metamizole Sodium to my country?

Yes. Because Metamizole Sodium is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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