Density Functional Theory Investigations on the Geometric and Electronic Structures of 4–Azidomethyl–6–Isopropyl–2H–Chromen–2–OnePek–Lan Toh, Montha Meepripruk, Lee Sin Ang, Shukri Sulaiman and Mohamed Ismail Mohamed–IbrahimMATEC Web of Conferences, 27 (2015) 01003DOI: https://doi.org/10.1051/matecconf/20152701003