N,N,N',N'-Tetrakis(4-methylphenyl)-4,4'-biphenyldiamine(CAS: 76185-65-4)

N,N,N',N'-Tetrakis(4-methylphenyl)-4,4'-biphenyldiamine has a crystalline form at room temperature. Its molecular weight is approximately 504.44 g/mol. The compound is poorly soluble in water but soluble in common organic solvents like dichloromethane and toluene. It shows limited reactivity under normal conditions but can undergo electrophilic aromatic substitution reactions under appropriate conditions.

N,N,N',N'-Tetrakis(4-methylphenyl)-4,4'-biphenyldiamine is typically synthesized via a multistep process involving the coupling of 4,4'-diaminodiphenyl and 4-methylphenyl derivatives. The synthesis often uses palladium catalysts and involves functional group manipulations. The overall yield is moderate, with selectivity towards the desired product depending on reaction conditions.

N,N,N',N'-Tetrakis(4-methylphenyl)-4,4'-biphenyldiamine is used in the pharmaceutical industry for developing certain types of dyes and pigments. It is also employed in the polymer industry to enhance the performance of certain polymer materials. Additionally, this compound is used in the production of sensors and semiconductors due to its unique electronic properties.

When handling N,N,N',N'-Tetrakis(4-methylphenyl)-4,4'-biphenyldiamine, it is crucial to wear appropriate personal protective equipment (PPE), including gloves and safety glasses. Work should be performed in a well-ventilated area or a fume hood to minimize inhalation risk. Spills should be cleaned up with caution, using appropriate absorbent materials. Always consult the Material Safety Data Sheet (MSDS) for detailed safety information and emergency procedures.