Ditryptophenaline is primarily used in research settings for its bioactive properties, particularly in studies related to cell signaling and enzyme inhibition. Derived from a dimeric structure of tryptophan units, it features a complex heterocyclic framework. It has shown potential as an inhibitor of specific kinases involved in inflammatory pathways, making it a compound of interest in the development of anti-inflammatory and immunomodulatory agents. Its structure allows for interaction with protein targets in cancer-related pathways, and thus it is also investigated for antiproliferative activity in various tumor cell lines. Due to its framework, it serves as a scaffold in medicinal chemistry for designing derivatives with enhanced biological activity and selectivity. Applications remain largely experimental, with use confined to in vitro and preclinical studies.