How is 4-[3-(4-Aminophenoxy)propoxy]aniline (CAS: 52980-20-8) typically synthesized?

4-[3-(4-Aminophenoxy)propoxy]aniline (CAS: 52980-20-8) is typically synthesized through multi-step reactions involving the preparation of aniline, coupling with 4-aminophenol, and subsequent propoxylation. Commonly, the synthesis involves the use of an appropriate coupling agent and base to enhance reactivity. The yield and selectivity of the reaction can be optimized using specific catalysts and reaction conditions, ensuring a high-quality final product.