Shinaj K. Rajagopal, Abbey M. Philip, Kalaivanan Nagarajan and Mahesh Hariharan
Chem. Commun., 2014,50, 8644-8647
DOI:
10.1039/C4CC01897D,
Communication
Quantum theory of atoms-in-molecules and Hirshfeld surface analyses indicated an increase in the extent of (i) C–H⋯H–C; (ii) C–H⋯O, (iii) π–π interactions and a decrease in the extent of (i) σ–π interaction, (ii) an interplanar angle between the vicinal pyrene units in a series of acetylpyrene derivatives offering blue–green–orange emissive crystals.