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4-Aminothiophene-2-carboxylic acid Structure

4-Aminothiophene-2-carboxylic acid

Chemical Properties

Melting point 264-266 °C
Boiling point 435.8±30.0 °C(Predicted)
Density  1.527±0.06 g/cm3(Predicted)
storage temp.  2-8°C
pka 3.04±0.10(Predicted)
form  solid
InChI 1S/C5H5NO2S/c6-3-1-4(5(7)8)9-2-3/h1-2H,6H2,(H,7,8)
InChIKey CQGOUQDVWSOUPD-UHFFFAOYSA-N
SMILES Nc1csc(c1)C(O)=O

Safety Information

Hazard Codes  Xn
Risk Statements  22
WGK Germany  WGK 3
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral

Usage And Synthesis

4-Aminothiophene-2-carboxylic acid Supplier