2,5-Dimethyl-1,3-benzoxazole(CAS: 5676-58-4)

2,5-Dimethyl-1,3-benzoxazole (CAS: 5676-58-4) is a white to off-white crystalline solid with a molecular weight of approximately 154.23 g/mol. It is slightly soluble in water but more soluble in organic solvents like ethanol and acetone. This compound is moderately reactive, especially under basic conditions. It has a melting point of about 153-155°C and a boiling point of around 315°C. It is a useful intermediate in various chemical syntheses and has low toxicity compared to many other organic compounds.

2,5-Dimethyl-1,3-benzoxazole (CAS: 5676-58-4) is commonly synthesized via the condensation of 2,5-dimethylbenzaldehyde with hydroxylamine hydrochloride. The reaction typically involves refluxing the mixture in an appropriate solvent such as ethanol or acetic acid. The yield is usually around 70-80%, and the use of a basic catalyst like sodium hydroxide can enhance the reaction efficiency. The product can be isolated by recrystallization from a suitable solvent.

2,5-Dimethyl-1,3-benzoxazole (CAS: 5676-58-4) finds applications in various industries. It is used as an intermediate in the synthesis of dyes, pharmaceuticals, and as a component in polymer formulations. Additionally, it is employed in the development of sensors and electronic devices due to its unique chemical properties. Its use in semiconductors is also notable, where it serves as a dopant or modifier.

When handling 2,5-Dimethyl-1,3-benzoxazole (CAS: 5676-58-4), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and lab coats. Work should be conducted in a well-ventilated area or a fume hood to minimize exposure. Spills should be contained and handled according to standard procedures, and the Material Safety Data Sheet (MSDS/SDS) should be readily available for reference. Although it is generally safe, it is still important to follow all safety guidelines to prevent accidents and ensure a safe working environment.