C11H12N4O3S
280.31 g/mol
APIWarning
Sulfamethoxypyrazine
CAS152-47-6EC205-804-7
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material
Sulfamethoxypyrazine is an active pharmaceutical ingredient used in the manufacture of sulfalene, a sulfonamide antibiotic. It is a chemical compound with aromatic and heterocyclic structural features.
Pharmaceutical raw material for sulfalene productionResearch compound for sulfonamide antibiotic studies
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
ReferenceSame Category
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CAS152-58-9
pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
N-(2-(7-Hydroxynaphthalen-1-yl)ethyl)acetamide
CAS152302-45-9
pharmaceutical raw material
Referencesame scaffold
Sulfaclozine
CAS102-65-8
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H361Suspected of damaging fertility or the unborn child
H362May cause harm to breast-fed children
Customs Tariff Classification
The international HS code for Sulfamethoxypyrazine (CAS 152-47-6) is 2935.90.
HS code (international, 6-digit)
2935.90
EU CN code (8-digit)
2935 90 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
4-amino-N-(3-methoxypyrazin-2-yl)benzenesulfonamide
InChIKey
KXRZBTAEDBELFD-UHFFFAOYSA-N
SMILES
COC1=NC=CN=C1NS(=O)(=O)C2=CC=C(C=C2)N
Synonyms (64)
- Sulfalene (USAN)
- Sulfaleno [INN-Spanish]
- Sulfalenum [INN-Latin]
- 3-Methoxy-2-sulfapyrazine
- Butadiene sulfone;3-Sulfolene
- Dalysep
- F.I. 5978
- Farmitalia 204/122
- Kelfizin
- Kelfizina
- Kelfizina (TN)
- Kelfizine
- Kelfizine W
- Longum;
- Policydal
- SULFAMETOPYRAZINE [MART.]
- Solfametopirazina
- Sulfalen
- Sulfalene (Standard)
- Sulfalene(SMPZ)
- Sulfaleno
- Sulfalenum
- Sulfamethopyrazine
- Sulfamethopyrazine (JAN)
- Sulfamethoxypyrazine
- Sulfamethoxysuccinate
- Sulfametopyrazine
- Sulfametopyrazine;AS-18908
- Sulfametoxypyridazin
- Sulfapyrazinemethoxine
- Sulfapyrazinemethoxyine
- Sulfapyrazinemethoxyne
- Sulfapyrazinmethoxine
- Sulphalene
- Sulphametopyrazine
- Vetkelfizina
- ulfalene
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