C9H11NO5S
245.25 g/mol
Pharmaceutical IntermediateWarning
Methyl 2-methoxy-5-sulfamoylbenzoate
CAS33045-52-2EC251-358-1
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate
Methyl 2-methoxy-5-sulfamoylbenzoate is a chemical compound used as a pharmaceutical intermediate, primarily in the synthesis of sulfonamide-based compounds. It features an aromatic ring with ester and ether functional groups, contributing to its role in organic synthesis.
Pharmaceutical intermediate for sulfonamide synthesis
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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Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
Customs Tariff Classification
The international HS code for Methyl 2-methoxy-5-sulfamoylbenzoate (CAS 33045-52-2) 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
methyl 2-methoxy-5-sulfamoylbenzoate
InChIKey
MKDYDRQLKPGNNU-UHFFFAOYSA-N
SMILES
COC1=C(C=C(C=C1)S(=O)(=O)N)C(=O)OC
Synonyms (16)
- Methyl 2-Methoxy-5-sulphamoylbenzoate; Sulpiride Imp. B (EP); Sulpiride Impurity B
- SULPIRIDE IMPURITY B (EP IMPURITY)
- Sulpiride EP impurity B
- Sulpiride impurity B, European Pharmacopoeia (EP)
- Methyl 5-sulfamoyl-o-anisate
- Methyl 5-sulphamoyl-o-anisate
- SULPIRIDE IMPURITY B
- Sulpiride impurity B CRS
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