7-Fluoroisoquinoline is primarily used as a key intermediate in the synthesis of pharmaceuticals, especially in the development of kinase inhibitors and anticancer agents. Its structure allows for selective interactions with biological targets, making it valuable in medicinal chemistry. It is also employed in the creation of fluorinated heterocyclic compounds, where the fluorine atom enhances metabolic stability and binding affinity. Additionally, this compound finds use in research settings for designing new bioactive molecules and in the preparation of ligands for catalysis. Its versatility supports applications in both drug discovery and materials science.