5'-Chloro-1,1':3',1''-terphenyl(CAS: 126866-34-0)

5'-Chloro-1,1':3',1''-terphenyl (CAS: 126866-34-0) is a crystalline compound with a molecular weight of approximately 318.02 g/mol. It has limited solubility in common organic solvents but is poorly soluble in water. The compound exhibits moderate reactivity, particularly towards nucleophilic substitution reactions. It forms colorless crystals and has a melting point of about 165°C.

5'-Chloro-1,1':3',1''-terphenyl (CAS: 126866-34-0) is typically synthesized via a Friedel-Crafts substitution reaction. This involves the substitution of a chlorine atom on a benzene ring of a terphenyl derivative using a chlorinating agent such as thionyl chloride in the presence of a Lewis acid catalyst like aluminum chloride. The reaction is highly selective and yields a high percentage of the desired product.

5'-Chloro-1,1':3',1''-terphenyl (CAS: 126866-34-0) finds applications in various industries, particularly in the pharmaceutical sector for its use as a precursor in drug synthesis. It is also utilized in polymer science for the development of novel materials and in the electronics industry for its use in organic semiconductor devices. Additionally, it has potential uses in chemical sensors due to its unique optical properties.

When handling 5'-Chloro-1,1':3',1''-terphenyl (CAS: 126866-34-0), it is essential to take appropriate safety measures. Always use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work in a well-ventilated area or a fume hood to minimize exposure. Store the compound in a cool, dry place away from incompatible materials. In case of spill, neutralize with appropriate chemicals and dispose of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling instructions.