C13H16N3NaO4S
333.34 g/mol
APIDanger
Metamizole sodium
CAS68-89-3EC200-694-7
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
Metamizole sodium is a pharmaceutical raw material belonging to the ampyrone sulfonate family. It is used as a non-narcotic analgesic and antipyretic in the manufacture of pain-relief and fever-reducing medications.
analgesic manufacturingantipyretic manufacturing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Metamizole sodium hydrate
CAS5907-38-0
pharmaceutical raw material
ReferenceSame Category
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ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
Referencesame scaffold
N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-N-methylnitrous amide
CAS73829-38-6
research compound
Referencesame scaffold
Metamizole magnesium
CAS63372-86-1
pharmaceutical raw material
Referencesame scaffold
Dichloralphenazone
CAS480-30-8
pharmaceutical raw material
Safety Reference
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
Customs Tariff Classification
The international HS code for Metamizole sodium (CAS 68-89-3) is 2933.11.
HS code (international, 6-digit)
2933.11
EU CN code (8-digit)
2933 11 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
sodium [(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-methylamino]methanesulfonate
InChIKey
DJGAAPFSPWAYTJ-UHFFFAOYSA-M
SMILES
CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N(C)CS(=O)(=O)[O-].[Na+]
Synonyms (109)
- ARPF
- Metamizol sodico [INN-Spanish]
- Metamizole sodique [INN-French]
- Metamizolum natricum [INN-Latin]
- 68-89-3 (sodium)
- Alginodia
- Algocalmin
- Algopyrine
- Aminopyrine sodium sulfonate
- Analgin
- Analgin (sodium salt)
- Analginum
- Barone
- Bonpyrin
- Conmel
- Di-podil
- Dimethone
- Diprofarn
- Dipyrone (BAN)
- Dipyrone anhydrous
- Farmolisina
- Fevonil
- Gifaril
- Keypyrone
- Meamizol sodico
- Metamizol sodico
- Metamizol sodico [Spanish]
- Metamizol sodium
- Metamizole Sodium Salt
- Metamizole sodique
- Metamizole sodique [French]
- Metamizole sodium
- Metamizole sodium (anhydrous)
- Metamizolnatrium
- Metamizolo
- Metamizolo [Italian]
- Metamizolo sodico
- Metamizolum natricum
- Metamizolum natricum [Latin]
- Metapyrin
- Methamizole sodium
- Methampyrone
- Methylmelubrin
- Methylmelubrine
- Metilon
- Mexican aspirin
- Narone
- Natrium novaminsulfonicum
- Neo-melubrine
- Neomelurbrin
- Nevralgina
- Noraminophenazone
- Novalgetol
- Novalgin
- Novamidazophen
- Novamidazophenum
- Novaminophenazone
- Novaminsulfon
- Novaminsulfone
- Novaminsulfone sodium
- Novaminsulfonium
- Novaminsulfonum
- Noveltex
- Optalgin
- Paralgin
- Pharmalgine
- Prodolina
- Pyralgin
- Pyretin
- Pyretin (pharmaceutical)
- Pyrojec
- Sodium novaminsulfonate
- Sulpin
- Sulpyrin
- Sulpyrinum
- Vetalgin
- Vetalgin (TN)
- dipyrone
- dipyrone sodium
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