{2-[(2-Chloro-6-fluorophenyl)amino]-5-methylphenyl}acetic acid(CAS: 220991-20-8)

{2-[(2-Chloro-6-fluorophenyl)amino]-5-methylphenyl}acetic acid is a solid compound with a molecular weight of approximately 344.68 g/mol. It is sparingly soluble in water but more soluble in organic solvents like methanol and ethanol. The compound is known for its high reactivity, particularly in esterification reactions and nucleophilic substitution. It has a melting point around 220-225°C and is stable under normal conditions but should be stored in a dry environment to prevent hydrolysis.

The synthesis of {2-[(2-Chloro-6-fluorophenyl)amino]-5-methylphenyl}acetic acid is typically achieved via a multi-step process involving the coupling of a 2-chloro-6-fluorophenylamine with 5-methylbenzene-1-sulfonic anhydride followed by acetylation. The reaction is catalyzed by anhydrous aluminum chloride and is carried out in dichloromethane. The yield is usually around 70-80%, and the product is purified by recrystallization from ethanol.

{2-[(2-Chloro-6-fluorophenyl)amino]-5-methylphenyl}acetic acid finds applications in the pharmaceutical industry where it serves as an intermediate for the synthesis of various drugs. It is also used in the sensor industry due to its specific reactivity and in the semiconductor industry for its potential role in organic electronics. Additionally, it is explored in the polymer industry for its properties in modifying the functionality of polymers.

When handling {2-[(2-Chloro-6-fluorophenyl)amino]-5-methylphenyl}acetic acid, it is essential to use appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It should be stored in a well-ventilated area and handled in a fume hood to minimize exposure. Spills should be immediately cleaned up with appropriate absorbent materials, and the area should be flushed with water. This compound should be managed according to the material safety data sheet (MSDS) and local regulations for hazardous materials.