Used in the synthesis of pharmaceuticals, particularly as an intermediate in the production of vasodilator drugs like verapamil, which treats cardiovascular conditions such as hypertension and angina. Also serves as a building block in the preparation of natural product analogs and bioactive molecules in medicinal chemistry. Its aldehyde group allows for easy functionalization in organic reactions, making it valuable in research and development of new drug candidates. Additionally, it finds use in the fragrance industry due to its aromatic properties.