Compound Q&A
What are the physical and chemical properties of 5-Formyl-2-thiophenecarboxylic acid (CAS: 4565-31-5)?
Answer
5-Formyl-2-thiophenecarboxylic acid is a white crystalline solid with a molecular weight of approximately 180.22 g/mol. It has a pKa of 5.4 and is slightly soluble in water. The compound is reactive towards nucleophiles and can undergo reactions such as esterification and condensation. It is stable under normal conditions but should be stored at room temperature away from direct sunlight and moisture.
About
CAS No
4565-31-5
English Name
5-Formyl-2-thiophenecarboxylic acid
Molecular Formula
C6H4O3S
Molecular Weight
156.16199999999998 g/mol
SMILES
C1=C(SC(=C1)C(=O)O)C=O
InChIKey
VFEAMMGYJFFXKV-UHFFFAOYSA-N
Last Updated: 2025-10-20 00:35
