4H,5H,6H-cyclopenta[d][1,2]oxazole-3-carboxylic acid(CAS: 893638-34-1)

4H,5H,6H-cyclopenta[d][1,2]oxazole-3-carboxylic acid has a crystalline form with a molecular weight of approximately 186.2 g/mol. It has a low solubility in water but is soluble in organic solvents like DMSO and acetonitrile. This compound is relatively stable but can react with common bases to form salts. It is also susceptible to hydrolysis under basic conditions.

4H,5H,6H-cyclopenta[d][1,2]oxazole-3-carboxylic acid is often synthesized via the condensation of an appropriate aldehyde or ketone with a suitable carboxylic acid derivative in the presence of a catalyst such as acetic anhydride or p-toluenesulfonic acid. The reaction yields a high purity product with good selectivity and yield.

4H,5H,6H-cyclopenta[d][1,2]oxazole-3-carboxylic acid is used in the pharmaceutical industry for the development of certain drugs. It also finds applications in the polymer industry as a precursor for polyoxazole polymers. Additionally, it has potential uses in sensor technology and semiconductor manufacturing due to its unique chemical properties.

When handling 4H,5H,6H-cyclopenta[d][1,2]oxazole-3-carboxylic acid, it is important to use appropriate personal protective equipment (PPE) such as gloves, goggles, and laboratory coats. Work should be conducted in a well-ventilated area or a fume hood to prevent inhalation of potential vapors. Spills should be handled with appropriate absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal instructions.