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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 16639914Generated: October 29, 2026

3-(Methylsulfamoyl)thiophene-2-carboxylic acid

AKOS 93309 · AKOS VGU4060 · Tenoxicam Impurity H · Tenoxicam Impurity 4 · Roxadustat ImpuritiesH · Tenoxicam EP Impurity H · UKRORGSYN-BB BBV-5628441 · 3-[(Methylamino)sulphonyl]thiophene

https://huagongshe.com/en/chemical/16639914

3-(Methylsulfamoyl)thiophene-2-carboxylic acid molecular structure

Identifiers & Physical Properties

CAS No.64527-92-0
Molecular formulaC6H7NO4S2
Average molar mass221.3 g/mol
Monoisotopic mass220.98165005 g/mol
SMILESCNS(=O)(=O)c1ccsc1C(=O)O
InChIKeyNVUNRWVGRDVKGV-UHFFFAOYSA-N
PubChem CID16639914
DTXSIDDTXSID30586286

Chemical & Physical Properties

XLogP0.4
Topological polar surface area120
Hydrogen bond donors2
Hydrogen bond acceptors6
Rotatable bonds3
Heavy atoms13
Formal charge0
Complexity294
FDA UNII4U7XX4GWR6

Applications & Uses

Uses

3-[(Methylamino)sulfonyl]-2-thiophenecarboxylic Acid is an impurity of Tenoxicam (T019500), a nonsteroidal anti-inflamatory agent.