1-Ethyl-2-methylbenzene(CAS: 611-14-3)

1-Ethyl-2-methylbenzene (CAS: 611-14-3) is a colorless liquid with a distinct aromatic odor. It has a molecular weight of approximately 120.19 g/mol and a density of 0.876 g/cm³. The compound is slightly soluble in water but miscible with organic solvents. It is relatively stable but can react with strong oxidizing agents. Its vapor pressure is low, and it has a boiling point of 150.3°C and a melting point of -52°C.

1-Ethyl-2-methylbenzene (CAS: 611-14-3) is commonly synthesized via the Friedel-Crafts alkylation of toluene with ethyl chloride in the presence of aluminum chloride as a catalyst. The reaction is carried out under mild to moderate conditions, yielding high selectivity and good overall yield. Other methods include palladium-catalyzed cross-coupling reactions, though they are less common for this specific compound.

1-Ethyl-2-methylbenzene (CAS: 611-14-3) is primarily used in the pharmaceutical industry for the synthesis of certain drugs and intermediates. It is also utilized in the polymer industry for the production of various resins and plastics. Additionally, it finds applications in sensor technology and as a precursor in semiconductor manufacturing processes.

Precautions when handling 1-Ethyl-2-methylbenzene (CAS: 611-14-3) include using appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It should be stored in a cool, well-ventilated area away from sources of ignition. Fume hoods should be used during handling to minimize inhalation risks. In the case of a spill, spill kits should be used, and the area should be cleaned up carefully following safety protocols. Always consult the Safety Data Sheet (SDS) for detailed safety information.