Description

Metamizole Sodium is a non-narcotic analgesic and antipyretic agent belonging to the pyrazolone class. It is valued in the pharmaceutical industry for its potent pain-relieving and fever-reducing properties, offering an alternative to other common analgesics. This compound is primarily utilized by manufacturers of pharmaceutical formulations, including injectable solutions, tablets, and other dosage forms, for the management of acute and severe pain.

Application

• Active Pharmaceutical Ingredient (API) in analgesic and antipyretic drug formulations.
• Key component in injectable solutions for rapid pain relief in clinical settings.
• Used in the production of oral solid dosage forms such as tablets and capsules.
• Intermediate in the synthesis of other specialized pharmaceutical compounds.
• Research and development applications within pharmacological studies.

Basic Information

Product Name	Metamizole Sodium
CAS No.	68-89-3
Molecular Formula	C13H16N3NaO4S
Molecular Weight	333.34 g/mol
Synonyms	Dipyrone; Noramidopyrine Methanesulfonate Sodium; Analgin; Novalgin; Metamizol Sodium; Sodium [(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylamino]methanesulfonate; Sodium 1-Phenyl-2,3-dimethyl-4-methylaminopyrazolone-5-N-methanesulfonate
EINECS	200-698-2

Quality Control

Our Metamizole Sodium is produced under strict quality management systems. It undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical applications, including identification, assay, and impurity profile checks. A Certificate of Analysis (COA) detailing all test results is provided with each batch to ensure traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White or almost white crystalline powder
Identification (IR)	Conforms
Identification (HPLC)	Conforms
Assay (HPLC)	98.5% - 101.0% (on anhydrous basis)
Water (KF)	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 1.0% Any individual impurity ≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.