The Invited Talks at CACS-2026 bring together distinguished scholars, leading academicians, and prominent industry experts to share pioneering research across the chemical sciences. Curated around the core themes of the conference—including organic synthesis, sustainable catalysis, smart functional materials, and chemical biology—these sessions offer in-depth insights into breakthrough discoveries and future technological frontiers. Delivered by senior investigators and members of our esteemed scientific panel, these talks serve as a catalyst for interdisciplinary dialogue and cross-institutional collaboration. Attendees will gain valuable perspectives on addressing global challenges through green chemistry, energy storage, and biomedical innovations. By bridging fundamental scientific principles with translational applications, the Invited Talks set a visionary benchmark for the entire conference, offering early-career researchers and established scientists alike an inspiring space to exchange transformative ideas, critique novel methodologies, and forge lasting international partnerships at Banaras Hindu University.