5-(4-Chlorophenyl)-1,3-thiazol-2-amine(CAS: 73040-66-1)

5-(4-Chlorophenyl)-1,3-thiazol-2-amine is a crystalline solid with a molecular weight of approximately 258.9 g/mol. It has a solubility of 5.6 g/L in water and is slightly soluble in common organic solvents such as ethanol. The compound is reactive towards acid and base catalysts, making it suitable for various organic transformations. It is important to handle it under mild conditions to avoid decomposition.

5-(4-Chlorophenyl)-1,3-thiazol-2-amine is commonly synthesized via the condensation of 4-chlorophenyl isothiocyanate with thiosemicarbazide. This reaction is typically carried out in an aqueous medium with moderate temperatures and yields around 85%. The use of suitable catalysts and efficient workup procedures enhances the selectivity and overall yield of the desired product.

5-(4-Chlorophenyl)-1,3-thiazol-2-amine finds applications in the pharmaceutical industry as an intermediate for synthesizing active pharmaceutical ingredients. It is also used in the production of sensors and semiconductor materials due to its unique chemical properties.

When handling 5-(4-Chlorophenyl)-1,3-thiazol-2-amine, it is crucial to wear personal protective equipment (PPE) including gloves, safety goggles, and a lab coat. Ensure the use of a fume hood to minimize inhalation risks. Proper storage in a cool, dry place away from heat and moisture is essential. In case of a spill, immediately clean up using appropriate absorbents and follow the safety data sheet (SDS) guidelines for disposal.