Compound Q&A
What are the physical and chemical properties of 1-Ethyl-1H-benzimidazole-2-sulfonic acid (CAS: 90331-19-4)?
Answer
1-Ethyl-1H-benzimidazole-2-sulfonic acid (CAS: 90331-19-4) is a crystalline solid with a molecular weight of approximately 220.24 g/mol. It is slightly soluble in water but soluble in organic solvents like ethanol. The compound is stable under normal conditions but may react with strong bases and acids. It is commonly used in pharmaceuticals and sensors due to its chemical stability and functional groups.
About
CAS No
90331-19-4
English Name
1-Ethyl-1H-benzimidazole-2-sulfonic acid
Molecular Formula
C9H10N2O3S
Molecular Weight
226.26 g/mol
SMILES
CCN1C2=CC=CC=C2N=C1S(=O)(=O)O
InChIKey
CPFYRNMZRZTXRQ-UHFFFAOYSA-N
Last Updated: 2026-03-19 14:17
