Etifoxine is a pharmaceutical compound that is used to treat anxiety disorders. As with any drug, there may be impurities present in the etifoxine preparation. These impurities can be chemical compounds that are not intended to be in the final product, and may pose a risk to the safety and efficacy of the drug. Therefore, it is important to identify and quantify the impurities in etifoxine, in order to ensure the quality and safety of the drug for patients.