CAS 69202-21-7

5-(4-Methoxyphenyl)thiophene-2-carboxylic acid methyl ester, with the CAS number 69202-21-7, is an organic compound characterized by its thiophene ring structure, which is a five-membered aromatic heterocycle containing sulfur. This compound features a methoxyphenyl group, indicating the presence of a methoxy substituent on a phenyl ring, which enhances its electronic properties and solubility. The carboxylic acid methyl ester functionality suggests that it can undergo hydrolysis to yield the corresponding carboxylic acid, making it versatile in synthetic applications. Typically, compounds like this exhibit moderate to high stability under standard conditions, but their reactivity can vary based on the presence of functional groups. The methoxy group can also influence the compound's polarity and solubility in organic solvents. This substance may find applications in organic synthesis, materials science, or as a building block in the development of pharmaceuticals or agrochemicals, owing to its unique structural features and potential for functionalization.