4-Nitro-N,N-bis(4-nitrophenyl)aniline(CAS: 20440-93-1)

4-Nitro-N,N-bis(4-nitrophenyl)aniline is a crystalline compound with a molecular weight of approximately 332.07 g/mol. It has a high solubility in organic solvents like ethanol and acetone but is practically insoluble in water. This compound is known for its high reactivity due to the presence of multiple nitro groups, which can participate in various chemical reactions such as nucleophilic aromatic substitution and electrophilic addition.

4-Nitro-N,N-bis(4-nitrophenyl)aniline is typically synthesized through a multi-step process involving the condensation of 4-nitroaniline with 4-nitrophenol. This process often requires the use of a catalyst such as concentrated sulfuric acid to facilitate the coupling reaction. The yield and selectivity of the synthesis can be improved by optimizing reaction conditions, including temperature and reaction time.

4-Nitro-N,N-bis(4-nitrophenyl)aniline is primarily used in the pharmaceutical industry as a precursor for the synthesis of various drug molecules. It also finds applications in the production of dyes and pigments due to its inherent coloring properties. Additionally, this compound is utilized in the development of sensors and semiconductor materials for its electronic and optical properties.

Proper handling of 4-Nitro-N,N-bis(4-nitrophenyl)aniline requires the use of personal protective equipment (PPE) including gloves, safety goggles, and a lab coat to protect against skin and eye exposure. This compound should be handled in a well-ventilated area or fume hood to minimize inhalation risk. In case of a spill, it is recommended to use appropriate spill cleanup materials and follow the manufacturer's safety data sheet (SDS) for disposal and cleanup procedures.